{"title":"Shaft Diameter - 8mm","description":"\u003ch1\u003e8mm\u003c\/h1\u003e\u003ch2\u003e8mm Online shopping\u003c\/h2\u003e","products":[{"product_id":"8mm-shaft-x-13inch-length-linear-motion-hardened-r","title":"8mm Shaft x 13\" inch Length - Linear Motion Hardened Rod","description":"\u003cp\u003e8mm x 13\" Hardened Linear Motion Shaft\u003cbr\u003e✔️ Precision Rod - 8mm Diameter x 13 Inch Length\u003c\/p\u003e\n\u003cp\u003eThis 13-inch linear motion shaft is made from hardened steel and designed for smooth, accurate motion in 3D printers, CNC machines, linear stages, and other guided systems. Its 8mm diameter offers a sturdy yet compact profile, and the hardened surface resists wear from ball bearings and bushings.\u003c\/p\u003e\n\u003cp\u003e✅ Shaft diameter: 8mm\u003cbr\u003e✅ Length: 13 inches (approx. 330mm)\u003cbr\u003e✅ Material: Hardened steel for durability and low wear\u003cbr\u003e✅ Ground surface finish for smooth linear motion\u003cbr\u003e✅ Ideal for use with linear bearings and guide blocks\u003cbr\u003e✅ Quantity: 1 shaft\u003c\/p\u003e\n\u003cp\u003e💡 Why choose a hardened shaft for linear motion applications?\u003c\/p\u003e\n\u003cp\u003eIt ensures consistent travel and resists surface damage over time.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eWithstands high-cycle motion and sliding contact\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWorks with ball bushing or sleeve-style linear bearings\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePerfect for CNC, 3D printers, robotics, and automation setups\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMaintains accuracy and rigidity under load\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNeed reliable, smooth linear motion? Add this 8mm x 13\" hardened shaft to your setup and keep your project on track!\u003c\/p\u003e","brand":"VXB","offers":[{"title":"Default Title","offer_id":43546800980203,"sku":"kit1001","price":19.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/8mm-shaft-13-hardened-rod-linear-motion-vxb-ball-bearings.jpg?v=1770442406"},{"product_id":"8mm-shaft-x-495mm-length-linear-motion-harden","title":"8mm Diameter Linear Motion Shaft 495mm Length Chrome Plated Hardened Rod for Precision Guides and Sliding Assemblies Ideal for CNC Projects, Robotics, and Industrial Applications for Engineering Teams Across Manufacturing Environments","description":"\u003cdiv\u003e8mm Diameter Hardened Linear Motion Rod, 495mm Length\u003cbr\u003e\n✔️ 8mm shaft dia, 495mm length, chrome plated, single rod \u003cp\u003eThis hardened rod is a precision linear motion component designed for sliding guides, automation, and CNC setups where smooth travel and rigidity are key. Built with a hardened steel core and chrome plating, it resists wear and corrosion in typical workshop environments.\u003c\/p\u003e ✅ 8mm diameter shaft for standard 8 mm bearings and bushings \u003cbr\u003e\n✅ 495mm overall length with a straight, true shaft \u003cbr\u003e\n✅ Hardened steel core with chrome plated finish for wear-resistance \u003cbr\u003e\n✅ Suitable for use with linear guides and carriages in automation \u003cbr\u003e\n \u003cp\u003e💡 What is an 8mm diameter hardened linear motion rod used for?\u003c\/p\u003e\n\u003cp\u003eIt's a handy component for guiding moving parts in automation and DIY projects. It gives straight travel, rigidity, and wear resistance in narrow spaces.\u003c\/p\u003e\n- works with 8mm bearings and bushings for smooth travel\n- ideal for CNC, robotics, and automation setups requiring precise alignment\n- chrome plated surface reduces corrosion and wear\n- compatible with standard 8mm shafts and linear guides \n\u003c\/div\u003e","brand":"VXB","offers":[{"title":"Default Title","offer_id":43547274248427,"sku":"kit11866","price":24.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/8mm-shaft-495mm19-488-hardened-rod-linear-motion-vxb-ball-bearings.jpg?v=1773403278"},{"product_id":"8mm-shaft-x-406mm-length-linear-motion-harden","title":"8mm Diameter Hardened Chrome Plated Linear Motion Shaft, 406mm Long, Precision Ground For Smooth Sliding, High Rigidity And Wear Resistance, Ideal For Automation, CNC And Robotics Applications","description":"\u003cdiv\u003e8mm Shaft, 406mm Hardened Linear Rod for Motion\u003cbr\u003e\n✔️ 1x chrome-plated 8 mm dia x 406 mm length hardened rod \u003cp\u003eThis hardened steel rod is a precision linear motion component designed for smooth, accurate guide work in automated systems. It is commonly used in CNC slides, robotics guides, and DIY motion projects where a sturdy, chrome-plated rod provides reliable performance and long life.\u003c\/p\u003e ✅ Diameter: 8 mm \u003cbr\u003e\n✅ Length: 406 mm \u003cbr\u003e\n✅ Finish: Chrome-plated \u003cbr\u003e\n✅ Material: Hardened steel \u003cbr\u003e\n✅ Pack: 1 piece \u003cbr\u003e \u003cp\u003e💡 What is a linear motion rod typically used for in automation and DIY builds?\u003c\/p\u003e\nIt's handy for guiding moving parts with straight travel.\n- guides carriages along a straight path with minimal friction\n- pairs with bushings and end supports for smooth motion\n- ideal for compact automation and robotics projects\n \u003c\/div\u003e","brand":"VXB","offers":[{"title":"Default Title","offer_id":43547274313963,"sku":"kit11867","price":19.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/8mm-shaft-406mm15-984-hardened-rod-linear-motion-vxb-ball-bearings-1.jpg?v=1773403271"},{"product_id":"8mm-shaft-x-330mm-length-linear-motion-harden","title":"Chrome Plated 8mm Shaft For Linear Motion 330mm Length Hardened Rod For Smooth Sliding And Durable Performance In CNC Machinery Automation And Robotic Systems Ideal For Guide Rails And Precise Positioning In Automation And Robotic Systems","description":"\u003cdiv\u003eSingle piece: 8mm Shaft, 330mm Hardened Linear Rod\u003cbr\u003e\n✔️ Chrome plated, 8mm dia, 330mm length for linear slide unit \u003cp\u003eThis chrome-plated linear motion rod is a precision shaft used in automation, CNC, and guide systems. It’s designed to fit in standard pillow blocks, linear bearings, and slider assemblies for smooth, accurate travel.\u003c\/p\u003e ✅ Diameter: 8 mm\u003cbr\u003e\n✅ Length: 330 mm\u003cbr\u003e\n✅ Chrome plated surface for corrosion resistance\u003cbr\u003e\n✅ Hardened steel shaft for long life\u003cbr\u003e\n✅ Suitable for use with linear guides and pillow blocks\u003cbr\u003e \u003cp\u003e💡 What is an 8mm diameter hardened rod used for in linear motion systems and where is chrome plating beneficial?\u003cbr\u003eThis handy rod is designed for precise, reliable movement across automation applications.\u003cbr\u003e- Used in precision guide rails and motion assemblies\u003cbr\u003e- Chrome plating reduces wear and helps smooth operation\u003cbr\u003e- Works with standard pillow blocks and linear slide units\u003cbr\u003e- Ideal for robotics, conveyors, and CNC setups\u003c\/p\u003e \u003c\/div\u003e","brand":"VXB","offers":[{"title":"Default Title","offer_id":43547274379499,"sku":"kit11868","price":19.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/8mm-shaft-330mm12-992-hardened-rod-linear-motion-vxb-ball-bearings-1.jpg?v=1773403263"},{"product_id":"8mm-shaft-x-10inch-length-linear-motion-harde","title":"8mm Diameter Shaft Chrome Plated Hardened Linear Motion Rod With 10 Inch Length For Precision Industrial Automation Guides And Linear Motion Systems Suitable For CNC Machines And Robotic Applications","description":"\u003cdiv\u003e8mm Shaft, 10 Inch Hardened Linear Rod, Chrome Plated\u003cbr\u003e\n✔️ 8 mm diameter (0.315 in), 10 in length (254 mm), chrome plated \u003cp\u003eThis chrome-plated, hardened steel shaft serves as a precise linear motion rod used in automation, CNC machines, robotics, and sliding guides. Pack size: 1 piece.\u003c\/p\u003e \u003cp\u003e✅ Diameter: 8 mm (0.315 in); Length: 10 in (254 mm); Chrome plated finish\u003cbr\u003e✅ Hardened surface for wear resistance and stable motion\u003cbr\u003e✅ Fits standard bushings, pillow blocks, and linear guides\u003cbr\u003e✅ Single piece, ready for assembly\u003cbr\u003e\u003c\/p\u003e \u003cp\u003e💡 What is a linear motion rod used for in automated equipment? A handy guide element in many machine setups.\n- Provides smooth, accurate sliding action in guides and bushings\n- Used in CNC machines, 3D printers, robotics, and automation lines\n- Chrome plating offers corrosion and wear resistance\u003c\/p\u003e \u003c\/div\u003e","brand":"VXB","offers":[{"title":"Default Title","offer_id":43548170027243,"sku":"kit14127","price":29.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/8mm-shaft-10-hardened-rod-linear-motion-vxb-ball-bearings.jpg?v=1773392478"},{"product_id":"nb-linear-systems-sn8-8mm-shaft-42-inch-length-lin","title":"NB SN8 8mm Shaft 42 inch Length - Linear Motion","description":"\u003cp\u003eNB Linear Shaft - Heat Treated SN8 Slide Shaft\u003cbr\u003e✔️ 8mm Diameter x 42\" Length - NB Linear Systems\u003c\/p\u003e\n\u003cp\u003eThis SN8 linear shaft from NB Linear Systems features a precision-ground 8mm diameter and a full 42\" length. Built for smooth linear motion, each shaft is heat-treated and case hardened for long-lasting performance in automation and mechanical setups.\u003cbr\u003e\u003cbr\u003e⚠️ Important Notes:\u003cbr\u003e🔵 We do not offer international shipping\u003cbr\u003e🔵 All NB shafts require approximately one week to ship\u003cbr\u003e🔵 No returns accepted for this item\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e✅ Diameter: 8mm\u003cbr\u003e✅ Length: 42 inches\u003cbr\u003e✅ NB Linear Systems quality shaft\u003cbr\u003e✅ Case hardened for wear resistance\u003cbr\u003e✅ High-frequency induction hardened surface\u003cbr\u003e✅ Uniform hardness depth for consistent durability\u003cbr\u003e✅ Ideal for use with linear bearings and guide blocks\u003c\/p\u003e\n\u003cp\u003e💡 Why are linear shafts heat treated?\u003cbr\u003eHeat-treated linear shafts gain surface hardness for better wear resistance, reducing friction and extending their service life in linear motion systems. This is essential for applications requiring precision and long-term durability.\u003c\/p\u003e\n\u003cp\u003eBuilt for serious motion control - ideal for CNCs, robotic arms, and precision guiding systems.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"NB","offers":[{"title":"Default Title","offer_id":43548386263275,"sku":"Kit16039","price":139.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/nb-linear-systems-sn8-8mm-shaft-42-inch-length-linear-motion-vxb-ball-bearings.jpg?v=1770442465"},{"product_id":"kb8guu-nb-bearing-8mm-ball-bushings-linear","title":"KB8GUU NB Bearing 8mm Ball Bushings Linear Motion Bearing designed for smooth motion and stable alignment in automation and mechanical systems, 1-pack for long service life","description":"\u003cp\u003eKB8GUU NB Bearing 8mm Ball Bushings Linear Motion Bearing made for smooth installs and steady fit\u003cbr\u003e✔️ KB8GUU NB Bearing 8mm Ball Bushings Linear Motion Bearing\u003c\/p\u003e\u003cp\u003eThis 1 pack is designed for clean replacement and smooth mechanical operation.\u003cbr\u003e\u003cbr\u003e✅ Pack size: 1\u003cbr\u003e✅ Smooth motion for mechanical assemblies\u003cbr\u003e✅ Stable fit to reduce play and vibration\u003cbr\u003e✅ Made for repeated use in motion systems\u003cbr\u003e✅ Works for upgrades or direct replacements\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e💡 How do you size a ballscrew kit to avoid backlash in CNC builds?\u003cbr\u003eQuick answer: match pitch, load, and support style to your machine setup.\u003cbr\u003e* Pitch controls feed speed and motor load\u003cbr\u003e* End supports keep alignment stable under load\u003cbr\u003e* Proper lubrication reduces heat and wear\u003cbr\u003e\u003cbr\u003eBuilt to help maintain accuracy and smooth movement in working systems.\u003c\/p\u003e","brand":"NB","offers":[{"title":"Default Title","offer_id":43550460313835,"sku":"KB8GUU_NB","price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/linear-motion-bearing-8mm-ball-bushing-front-view.jpg?v=1770442553"},{"product_id":"sf8-nb-fine-shaft-500mm-length-linear","title":"SF8 NB Fine Shaft 500mm Length Linear System Motion designed for smooth motion and stable alignment in automation and mechanical systems, 1-pack for long service life","description":"\u003cp\u003eSF8 NB Fine Shaft 500mm Length Linear System Motion made for smooth installs and steady fit\u003cbr\u003e✔️ SF8 NB Fine Shaft 500mm Length Linear System Motion\u003c\/p\u003e\u003cp\u003eThis 1 pack is designed for clean replacement and smooth mechanical operation.\u003cbr\u003e\u003cbr\u003e✅ Pack size: 1\u003cbr\u003e✅ Smooth motion for mechanical assemblies\u003cbr\u003e✅ Stable fit to reduce play and vibration\u003cbr\u003e✅ Made for repeated use in motion systems\u003cbr\u003e✅ Works for upgrades or direct replacements\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e💡 How does screw pitch affect feed rate and torque on CNC machines?\u003cbr\u003eQuick answer: match pitch, load, and support style to your machine setup.\u003cbr\u003e* Pitch controls feed speed and motor load\u003cbr\u003e* End supports keep alignment stable under load\u003cbr\u003e* Proper lubrication reduces heat and wear\u003cbr\u003e\u003cbr\u003eBuilt to help maintain accuracy and smooth movement in working systems.\u003c\/p\u003e","brand":"NB","offers":[{"title":"Default Title","offer_id":43550879744235,"sku":"Kit21430","price":59.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/fine-shaft-500mm-linear-system-side-view.jpg?v=1770442561"},{"product_id":"sf8-nb-fine-shaft-800mm-length-linear","title":"SF8 NB Fine Shaft 800mm Length Linear System Motion designed for smooth motion and stable alignment in automation and mechanical systems, 1-pack for long service life","description":"\u003cp\u003eSF8 NB Fine Shaft 800mm Length Linear System Motion made for smooth installs and steady fit\u003cbr\u003e✔️ SF8 NB Fine Shaft 800mm Length Linear System Motion\u003c\/p\u003e\u003cp\u003eThis 1 pack is designed for clean replacement and smooth mechanical operation.\u003cbr\u003e\u003cbr\u003e✅ Pack size: 1\u003cbr\u003e✅ Smooth motion for mechanical assemblies\u003cbr\u003e✅ Stable fit to reduce play and vibration\u003cbr\u003e✅ Made for repeated use in motion systems\u003cbr\u003e✅ Works for upgrades or direct replacements\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e💡 How do you reduce vibration in long travel linear motion systems?\u003cbr\u003eQuick answer: match pitch, load, and support style to your machine setup.\u003cbr\u003e* Pitch controls feed speed and motor load\u003cbr\u003e* End supports keep alignment stable under load\u003cbr\u003e* Proper lubrication reduces heat and wear\u003cbr\u003e\u003cbr\u003eBuilt to help maintain accuracy and smooth movement in working systems.\u003c\/p\u003e","brand":"NB","offers":[{"title":"Default Title","offer_id":43550880301291,"sku":"Kit21431","price":70.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/sf8-nb-linear-shaft-800mm-closeup-metal.jpg?v=1770442561"},{"product_id":"sns8-x-1000mm-nb-stainless-steel-shaft","title":"SNS8 x 1000mm NB Stainless Steel Shaft 1000mm Length Linear Motion designed for smooth motion and stable alignment in automation and mechanical systems, 1-pack for long service life","description":"\u003cp\u003eSNS8 x 1000mm NB Stainless Steel Shaft 1000mm Length Linear Motion made for smooth installs and\u003cbr\u003e✔️ SNS8 x 1000mm NB Stainless Steel Shaft 1000mm Length Linear Motion\u003c\/p\u003e\u003cp\u003eThis 1 pack is designed for clean replacement and smooth mechanical operation.\u003cbr\u003e\u003cbr\u003e✅ Pack size: 1\u003cbr\u003e✅ Smooth motion for mechanical assemblies\u003cbr\u003e✅ Stable fit to reduce play and vibration\u003cbr\u003e✅ Made for repeated use in motion systems\u003cbr\u003e✅ Works for upgrades or direct replacements\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e💡 How does screw pitch affect feed rate and torque on CNC machines?\u003cbr\u003eQuick answer: match pitch, load, and support style to your machine setup.\u003cbr\u003e* Pitch controls feed speed and motor load\u003cbr\u003e* End supports keep alignment stable under load\u003cbr\u003e* Proper lubrication reduces heat and wear\u003cbr\u003e\u003cbr\u003eBuilt to help maintain accuracy and smooth movement in working systems.\u003c\/p\u003e","brand":"NB","offers":[{"title":"Default Title","offer_id":43551191695595,"sku":"SNS8x1000mm-NB","price":108.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/stainless-steel-shaft-sns8-1000mm-linear-motion.jpg?v=1770442568"},{"product_id":"sns8-x-200mm-nb-stainless-steel-shaft","title":"SNS8 x 200mm NB Stainless Steel Shaft 200mm Length Linear Motion designed for smooth motion and stable alignment in automation and mechanical systems, 1-pack for long service life","description":"\u003cp\u003eSNS8 x 200mm NB Stainless Steel Shaft 200mm Length Linear Motion made for smooth installs and\u003cbr\u003e✔️ SNS8 x 200mm NB Stainless Steel Shaft 200mm Length Linear Motion\u003c\/p\u003e\u003cp\u003eThis 1 pack is designed for clean replacement and smooth mechanical operation.\u003cbr\u003e\u003cbr\u003e✅ Pack size: 1\u003cbr\u003e✅ Smooth motion for mechanical assemblies\u003cbr\u003e✅ Stable fit to reduce play and vibration\u003cbr\u003e✅ Made for repeated use in motion systems\u003cbr\u003e✅ Works for upgrades or direct replacements\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e💡 How do you reduce vibration in long travel linear motion systems?\u003cbr\u003eQuick answer: match pitch, load, and support style to your machine setup.\u003cbr\u003e* Pitch controls feed speed and motor load\u003cbr\u003e* End supports keep alignment stable under load\u003cbr\u003e* Proper lubrication reduces heat and wear\u003cbr\u003e\u003cbr\u003eBuilt to help maintain accuracy and smooth movement in working systems.\u003c\/p\u003e","brand":"NB","offers":[{"title":"Default Title","offer_id":43551192514795,"sku":"SNS8x200mm-NB","price":49.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/sns8-200mm-nb-stainless-steel-shaft-closeup.jpg?v=1770442568"},{"product_id":"sns8-x-500mm-nb-stainless-steel-shaft","title":"SNS8 x 500mm NB Stainless Steel Shaft 500mm Length Linear Motion designed for smooth motion and stable alignment in automation and mechanical systems, 1-pack for long service life","description":"\u003cp\u003eSNS8 x 500mm NB Stainless Steel Shaft 500mm Length Linear Motion made for smooth installs and\u003cbr\u003e✔️ SNS8 x 500mm NB Stainless Steel Shaft 500mm Length Linear Motion\u003c\/p\u003e\u003cp\u003eThis 1 pack is designed for clean replacement and smooth mechanical operation.\u003cbr\u003e\u003cbr\u003e✅ Pack size: 1\u003cbr\u003e✅ Smooth motion for mechanical assemblies\u003cbr\u003e✅ Stable fit to reduce play and vibration\u003cbr\u003e✅ Made for repeated use in motion systems\u003cbr\u003e✅ Works for upgrades or direct replacements\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e💡 How do you choose end supports to keep a ballscrew aligned under load?\u003cbr\u003eQuick answer: match pitch, load, and support style to your machine setup.\u003cbr\u003e* Pitch controls feed speed and motor load\u003cbr\u003e* End supports keep alignment stable under load\u003cbr\u003e* Proper lubrication reduces heat and wear\u003cbr\u003e\u003cbr\u003eBuilt to help maintain accuracy and smooth movement in working systems.\u003c\/p\u003e","brand":"NB","offers":[{"title":"Default Title","offer_id":43551192809707,"sku":"SNS8x500mm-NB","price":70.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/stainless-steel-shaft-closeup-500mm-linear-motion.jpg?v=1770442568"},{"product_id":"lme81625-8mm-ball-bushing-linear-motion-bearing","title":"LME81625 8mm Ball Bushing Linear Motion Bearing designed for smooth motion and stable alignment in automation and mechanical systems, 1-pack for long service life","description":"\u003cp\u003eLME81625 8mm Ball Bushing Linear Motion Bearing made for smooth installs and steady fit\u003cbr\u003e✔️ LME81625 8mm Ball Bushing Linear Motion Bearing\u003c\/p\u003e\u003cp\u003eThis 1 pack is designed for clean replacement and smooth mechanical operation.\u003cbr\u003e\u003cbr\u003e✅ Pack size: 1\u003cbr\u003e✅ Smooth motion for mechanical assemblies\u003cbr\u003e✅ Stable fit to reduce play and vibration\u003cbr\u003e✅ Made for repeated use in motion systems\u003cbr\u003e✅ Works for upgrades or direct replacements\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e💡 How does screw pitch affect feed rate and torque on CNC machines?\u003cbr\u003eQuick answer: match pitch, load, and support style to your machine setup.\u003cbr\u003e* Pitch controls feed speed and motor load\u003cbr\u003e* End supports keep alignment stable under load\u003cbr\u003e* Proper lubrication reduces heat and wear\u003cbr\u003e\u003cbr\u003eBuilt to help maintain accuracy and smooth movement in working systems.\u003c\/p\u003e","brand":"NB","offers":[{"title":"Default Title","offer_id":43552722714859,"sku":"LME81625","price":29.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/8mm-linear-ball-bushing-bearing-front-view.jpg?v=1770442601"},{"product_id":"8mm-shaft-x-30inch-length-linear-motion-harde","title":"8mm Diameter Chrome Plated Linear Motion Hardened Rod 30 Inch Length Shaft For Precision Guideways CNC Slides Automated Equipment And Industrial Sliding Applications With Tight Tolerances And Smooth Operation","description":"\u003cdiv\u003eHardened Chrome Plated 8mm x 30in Linear Rod, single unit\u003cbr\u003e\n✔️ 8 mm diameter, 30 in long, chrome plated hardened rod for guides \u003cp\u003eThis chrome plated hardened rod is a precision linear shaft used as an axis or guide in automation, CNC setups, robotics, and sliding assemblies. It provides smooth motion, improved rigidity, and corrosion resistance for long-lasting performance.\u003c\/p\u003e ✅ 8 mm diameter (0.315 in) shaft \u003cbr\u003e\n✅ 30 in length (762 mm) for extended guides \u003cbr\u003e\n✅ Chrome plated surface for corrosion resistance \u003cbr\u003e\n✅ Hardened shaft for improved wear resistance \u003cbr\u003e \u003cp\u003e💡 What is a linear motion shaft used for?\u003c\/p\u003e\nA handy explanation for engineers and machinists.\n- Used as a precision guide in CNC, automation, and robotics\n- Provides smooth, low friction movement with compatible bearings\n- Available in both metric and imperial lengths to fit different setups\n- Enhances durability for high-cycle, repetitive motion\n\u003c\/div\u003e","brand":"VXB","offers":[{"title":"Default Title","offer_id":43554946220267,"sku":"kit8388","price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/8mm-shaft-30762mm-hardened-rod-linear-motion-vxb-ball-bearings.jpg?v=1773291839"},{"product_id":"8mm-shaft-x-496inch-length-linear-motion-hard","title":"8Mm Diameter Shaft Chrome Plated 49.6 Inch Length Linear Motion Hardened Rod for Precision Sliding Applications, Ideal for CNC, Automation, and Robotic Assemblies, USA Availability Only","description":"\u003cdiv\u003eSingle 8mm chrome-plated linear rod, 1260mm long \u003cp\u003e\n✔️ 8mm dia chrome-plated shaft, 1260mm (49.6 in) long, hardened\u003c\/p\u003e \u003cp\u003eThis chrome-plated linear rod is a precise 8mm diameter shaft designed for use in linear motion systems, automation assemblies, and DIY CNC projects. It delivers straight travel and reliable support for guides and bearings.\u003c\/p\u003e ✅ 8 mm diameter chrome-plated shaft for longevity\u003cbr\u003e\n✅ 1260 mm long (49.6 in) for accurate travel\u003cbr\u003e\n✅ Hardened steel core boosts wear resistance\u003cbr\u003e\n✅ Ground surface for smoother motion in a linear slide unit\u003cbr\u003e \u003cp\u003e💡 What is a chrome-plated linear rod used for in motion systems? This handy guide explains its role in guiding and supporting linear movement across automation setups.\n- guides with linear bearings and carriages\n- provides corrosion resistance and steady loading\n- works well in compact, lightweight configurations\n- pairs with sealed ball bearing and ceramic options for durability\u003c\/p\u003e\n\u003c\/div\u003e","brand":"VXB","offers":[{"title":"Default Title","offer_id":43559829176555,"sku":"SHAFT8X1260","price":39.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/SHAFT6X72.jpg?v=1771168808"},{"product_id":"8mm-shaft-x-320mm-length-linear-motion-harden","title":"Chrome Plated Linear Motion Hardened Rod With 8mm Shaft Diameter And 320mm Length For Precision Sliding Applications, High Load Capacity And Smooth Movement, Ideal For Machining, Automation, And DIY Projects","description":"\u003cdiv\u003eSingle 8mm Diameter Hardened Linear Rod, 320mm Length\u003cbr\u003e\n✔️ Chrome plated 320mm length, 8mm diameter shaft for linear motion \u003cp\u003eA rugged, chrome plated linear rod designed for precise alignment in automation projects, CNC guides, and DIY machines. This hardened steel shaft delivers steady travel, reduced play, and long service life in sliding assemblies and bearing blocks.\u003c\/p\u003e \u003cp\u003e✅ 8 mm diameter shaft\u003cbr\u003e✅ 320 mm length\u003cbr\u003e✅ Chrome plated surface on hardened steel\u003cbr\u003e✅ Suitable for linear motion and precise alignment\u003cbr\u003e\u003c\/p\u003e \u003cp\u003e💡 What is a hardened linear shaft used for in precision automation systems? These shafts are handy for guiding and supporting moving parts in budget-friendly, reliable setups.\n- Handy for CNC guides and automation projects\n- Great for DIY printers, milling rigs, and conveyors\n- Helps maintain straightness and reduce play in linear slides\n- Durable chrome plated surface resists wear in repeated cycles\u003c\/p\u003e \u003c\/div\u003e","brand":"VXB","offers":[{"title":"Default Title","offer_id":43580347580651,"sku":"8MM-SHAFT-320MM-LENGTH","price":19.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/8mm-shaft-320mm12-598-hardened-rod-linear-motion-vxb-ball-bearings-1-32680196571371.jpg?v=1770445728"},{"product_id":"8mm-shaft-x-370mm-length-linear-motion-harden","title":"8mm Shaft By 370mm Length Hardened Rod With Chrome Plating For Linear Motion Systems, Precision Machining And Smooth Travel, Ideal For CNC, Automation, Linear Guides, And Industrial Machinery Applications","description":"\u003cdiv\u003e8mm-diameter chrome-plated linear rod, 370mm long \u003cbr\u003e\n✔️ 8mm shaft, 370mm length, hardened, chrome plated \u003cp\u003eA rugged, chrome-plated linear rod designed to guide moving parts with minimal friction. This compact, single-piece rod is ideal for CNC slides, automation rigs, and hobby projects requiring smooth travel.\u003c\/p\u003e \u003cp\u003e✅ 8 mm diameter shaft \u003cbr\u003e✅ 370 mm length \u003cbr\u003e✅ Chrome-plated finish for corrosion resistance \u003cbr\u003e✅ Hardened surface for wear resistance \u003cbr\u003e✅ Pack: 1 piece\u003cbr\u003e\u003c\/p\u003e \u003cp\u003e💡 What is a chrome-plated linear rod used for in motion systems?\u003c\/p\u003e\n\u003cp\u003eIn general, a handy guide rod that provides smooth, straight travel in compact setups.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eProvides rigid guidance for linear motion assemblies\u003c\/li\u003e\n\u003cli\u003eChrome plating improves corrosion resistance and surface finish\u003c\/li\u003e\n\u003cli\u003e8 mm diameter and 370 mm length suit small to mid-size projects\u003c\/li\u003e\n\u003cli\u003eWorks well with standard linear slide units and pillow blocks\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"VXB","offers":[{"title":"Default Title","offer_id":43580347646187,"sku":"8MM-SHAFT-370MM-LENGTH","price":19.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/8mm-shaft-370mm14-567-hardened-rod-linear-motion-vxb-ball-bearings-1-32680196473067.jpg?v=1770445728"},{"product_id":"lm8uu-low-noise-linear-motion-polymer-bushing-8mm","title":"LM8UU Low Noise Linear Motion Polymer Bushing 8mm Bearing 8x15x24mm","description":"\u003cp\u003ePolymer LM8UU Linear Motion Bushing - Low Noise for Smooth Glide\u003cbr\u003e✔️ 8mm x 15mm x 24mm - Quiet Solid Polymer - 3 Ball Circuits\u003c\/p\u003e\n\u003cp\u003eThis LM8UU low-noise polymer linear bushing is designed for smooth, whisper-quiet travel along 8mm shafts. Unlike traditional steel bushings, this solid polymer version reduces vibration and noise, making it ideal for 3D printers, robotics, and home CNC systems where quieter operation is a must.\u003c\/p\u003e\n\u003cp\u003e✅ Inner Diameter (ID): 8mm\u003cbr\u003e✅ Outer Diameter (OD): 15mm\u003cbr\u003e✅ Length: 24mm\u003cbr\u003e✅ Material: Low-friction polymer\u003cbr\u003e✅ Ball Circuits: 3\u003cbr\u003e✅ Dynamic Load Rating (Cr): 7 kgf\u003cbr\u003e✅ Static Load Rating (Cor): 13 kgf\u003cbr\u003e✅ Quantity: 1 Bearing\u003cbr\u003e✅ Type: Solid polymer linear bushing\u003c\/p\u003e\n\u003cp\u003e💡 Why choose polymer linear bushings over metal ones?\u003cbr\u003eBecause they run quieter, need no lubrication, and are ideal for clean environments or applications where maintenance-free motion is a priority.\u003c\/p\u003e\n\u003cp\u003eUpgrade your linear system with silent performance - this polymer LM8UU bushing keeps things running smooth and quiet!\u003c\/p\u003e","brand":"VXB","offers":[{"title":"Default Title","offer_id":43581749461227,"sku":"POLYMER-LM8UU","price":7.77,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/8mm-low-noise-linear-motion-bushing-solid-polymer-lm8uu-bearing-8x15x24mm-vxb-ball-bearings-32680553873643.jpg?v=1770446223"},{"product_id":"8mm-slide-unit-ball-bushing-block-linear-moti","title":"Aluminum 8mm ID Ball Bearing Pillow Block Slide Unit For 8mm Shafts Pre Installed Bearing For Smooth Linear Motion Low Friction Movement High Load Capacity Ideal For CNC Robotic Automation And Linear Guide Applications","description":"\u003cdiv\u003e8mm Ball Bearing Linear Slide Block, Single Unit\u003cbr\u003e\n✔️ Aluminum pillow block with pre-installed 8mm ID bearing \u003cp\u003eThis aluminum pillow block slide unit houses a ready-to-use 8mm ID bearing, designed for smooth, precise motion on 8mm shafts. It’s a common choice in automation, DIY CNC builds, and compact linear motion systems where reliable support and low-friction movement are needed.\u003c\/p\u003e ✅ Bore size: 8 mm ID bearing fits 8 mm shafts \u003cbr\u003e\n✅ Housing: Aluminum pillow block with pre-installed bearing \u003cbr\u003e\n✅ Mounting: M4x8 mounting screws for secure attachment \u003cbr\u003e\n✅ Load rating: Dynamic ~392 N; Static ~27 N \u003cbr\u003e\n✅ Sealed ball bearing inside for long life and low friction \u003cbr\u003e \u003cp\u003e💡 What is a pillow block bearing used for? This handy component supports rotating shafts in compact linear motion systems.\u003c\/p\u003e\n* Provides shaft support in CNC, automation, and hobby projects\n* Reduces friction with sealed ball bearings\n* Lightweight aluminum housing simplifies mounting\n* Fits 8 mm shafts and standard mounting holes\n\u003c\/div\u003e","brand":"VXB","offers":[{"title":"Default Title","offer_id":43582200086763,"sku":"8MM-LINEAR-BLOCK","price":19.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/8mm-slide-unit-ball-bushing-block-linear-motion-vxb-ball-bearings-1-32680805597419.jpg?v=1770446467"},{"product_id":"aluminum-alloy-8mm-shaft-cross-connector-supp","title":"Aluminum Alloy 8mm Shaft Cross Connector Support Clamp For Robust Mechanical Assemblies Fits 8mm Shafts Ideal For CNC Machinery 3D Printer Frames Robotics Extrusion Systems High Strength Bracket And Shaft Joint","description":"\u003cdiv\u003eAluminum Alloy 8mm Shaft Cross Connector Clamp for Rigidity\u003cbr\u003e\n✔️ Single clamp for 8mm shafts, lightweight aluminum alloy \u003cp\u003eThis aluminum cross connector clamp is designed to secure 8mm shafts in robotic assemblies, CNC setups, and modular linear systems. It provides a rigid joint for linkages in hobby and light industrial projects.\u003c\/p\u003e \u003cp\u003e✅ Material: aluminum alloy\u003cbr\u003e\n✅ Shaft size: 8 mm\u003cbr\u003e\n✅ Type: cross connector clamp for rigid joints\u003cbr\u003e\n✅ Mounting: bolt access for easy tightening\u003cbr\u003e\u003c\/p\u003e \u003cp\u003e💡 What is a handy use for an 8mm shaft cross connector clamp?\u003c\/p\u003e\n- Quick, rigid joints in 8mm shaft systems\n- Handy for hobby robotics and small machines\n- Easy to install and disassemble for maintenance\n- Keeps shaft alignment under light loads \u003c\/div\u003e","brand":"VXB","offers":[{"title":"Default Title","offer_id":43582497226987,"sku":"CLAMP-CROSS-8MM","price":19.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/aluminum-alloy-8mm-shaft-cross-connector-support-clamp-vxb-ball-bearings-1-32680898101483.jpg?v=1770446595"},{"product_id":"8mm-self-lubricant-graphite-brass-linear-moti","title":"8mm Self Lubricating Graphite Brass Linear Motion Bearing LM8UU For 8mm Shafts, 8x15x24mm Brass Ball Bushing With Self Lubricant, High Precision Linear Guide Component For Smooth Motion","description":"\u003cdiv\u003e8mm Graphite-Brass Linear Bearing for 8mm Shafts\u003cbr\u003e\n✔️ 8x15x24mm self-lubricating graphite brass bearing, 1 pc \u003cp\u003eThis LM8UU-style linear motion bearing uses graphite-impregnated brass for low friction on 8mm shafts, ideal for compact linear axes and DIY automation projects.\u003c\/p\u003e \u003cp\u003e✅ Inner diameter 8 mm\u003cbr\u003e✅ Outer diameter 15 mm\u003cbr\u003e✅ Length 24 mm\u003cbr\u003e✅ Self-lubricating graphite-impregnated brass design\u003cbr\u003e✅ Compatible with 8 mm shafts for precise linear motion\u003cbr\u003e✅ Coefficient for linear expansion: 1.9x10-5\/°C\u003cbr\u003e\u003c\/p\u003e \u003cp\u003e💡 What is a graphite-impregnated brass linear bearing used for in small mechanical assemblies? This handy piece helps create smooth, low-friction motion on compact axes.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLow maintenance due to graphite self-lubrication\u003c\/li\u003e\n\u003cli\u003eIdeal for 3D printers, CNC rigs, and compact automation\u003c\/li\u003e\n\u003cli\u003eSupports light to moderate loads with minimal lubrication\u003c\/li\u003e\n\u003cli\u003eFits standard 8 mm shaft systems for easy retrofits\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"VXB","offers":[{"title":"Default Title","offer_id":43582537433323,"sku":"BRASS-LINEAR-LM8UU","price":19.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/8mm-self-lubricating-graphite-brass-linear-motion-bearing-lm8uu-vxb-ball-bearings-32680939880683.jpg?v=1770446629"},{"product_id":"8mm-self-lubricant-linear-motion-bearing-8x15x45mm","title":"8mm self lubricating Graphite Brass Linear Motion Bearing 8x15x45mm LM8LUU","description":"\u003cp\u003e8mm x 15mm x 45mm Linear Self-Lubricant\u003cbr\u003eBrass Ball Bushing - Works with 8mm Shafts - VXB Bearings\u003c\/p\u003e\n\u003cp\u003e✅ Upgrade your linear motion system with the 8mm x 15mm x 45mm Brass Ball Bushing! Designed with self-lubricating graphite inserts, this bushing eliminates the need for external lubrication while ensuring ultra-smooth movement. Perfect fit for 8mm shafts and a direct replacement for LM8LUU setups.\u003c\/p\u003e\n\u003cp\u003e✅ Product Specs:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eItem: 8x15x45mm Brass Ball Bushing (LM8LUU Type)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eType: Self-Lubricating Linear Motion Ball Bushing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMaterial: High-Strength Brass with Embedded Graphite\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eInner Diameter (ID): 8mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOuter Diameter (OD): 15mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLength: 45mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCoefficient of Linear Expansion: 1.9 × 10⁻⁵ \/ °C\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eQuantity: 1 Bearing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBrand: VXB Bearing\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e💡 Why choose a self-lubricating bushing? \u003cbr\u003eSelf-lubricating bushings cut down maintenance time and extend part life because the graphite inserts constantly provide lubrication, even in dry, dusty, or hard-to-reach areas.\u003c\/p\u003e\n\u003cp\u003e✅ Boost reliability and performance in your CNC, robotics, or 3D printing projects with this maintenance-free brass bushing!\u003c\/p\u003e","brand":"VXB","offers":[{"title":"Default Title","offer_id":43582537498859,"sku":"BRASS-LINEAR-8X15X45MM","price":24.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/8mm-graphite-brass-linear-bearing-side-view.jpg?v=1770446630"},{"product_id":"8mm-self-lubricant-graphite-brass-bushing-sle","title":"8x12x15mm Self Lubricating Graphite Brass Bushing Sleeve Oilless Bearing for 8mm Shafts with Inner Diameter 8mm Outer Diameter 12mm Length 15mm Ball Bushing Ideal for CNC Machinery and Precision Equipment","description":"\u003cdiv\u003e1 pc 8mm Graphite Brass Bushing Sleeve, Oil-free Bushing\u003cbr\u003e\n✔️ 8mm ID \/ 12mm OD \/ 15mm L; self-lubricating graphite bushing \u003cp\u003eThis self-lubricating brass ball bushing sleeve fits 8 mm shafts and is built for low friction in compact linear guides and rotary joints. Commonly used in 3D printers, hobby CNC machines, and small automation systems where maintenance-free operation matters.\u003c\/p\u003e ✅ 8 mm inner diameter (ID)\u003cbr\u003e\n✅ 12 mm outer diameter (OD)\u003cbr\u003e\n✅ 15 mm length\u003cbr\u003e\n✅ Brass with graphite lubricant; oil-free operation\u003cbr\u003e\n✅ Pack: 1 bearing per order\u003cbr\u003e \u003cp\u003e💡 What is a self-lubricating graphite brass bushing used for in linear motion projects?\u003c\/p\u003e\n- Handy for compact machinery like printers and small conveyors\n- Reduces friction on 8 mm shafts without regular lubrication\n- Ideal for sealed environments where oil or grease is a problem\n \u003c\/div\u003e","brand":"VXB","offers":[{"title":"Default Title","offer_id":43582538023147,"sku":"BRASS-LINEAR-8X12X15MM","price":14.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/8mm-self-lubricating-graphite-brass-bushing-sleeve-oilless-bearing-8x12x15mm-vxb-ball-bearings-32680940077291.jpg?v=1770446629"},{"product_id":"8mm-self-lubricant-oilless-bearing-8x12x30mm","title":"Self Lubricating Graphite Brass Bushing Sleeve 8x12x30mm Oilless Bearing For 8mm Shafts Linear Motion Ball Bushing With Graphite Lubrication High Precision Brass Sleeve Inner Diameter 8mm Outer Diameter 12mm Length 30mm","description":"\u003cdiv\u003e8x12x30mm Graphite Brass Bushing, Oil-free sleeve\u003cbr\u003e\n✔️ 8x12x30mm self-lubricating graphite brass bushing for 8mm shafts, single bearing \u003cp\u003eThis 8x12x30mm self-lubricating brass bushing sleeve is a maintenance-free oilless bearing used to cut friction in linear motion setups. It’s commonly found in robotic joints, small CNC and 3D printer guides, and hobby projects that run on 8 mm shafts.\u003c\/p\u003e ✅ Size: 8x12x30mm bore 8mm, OD 12mm, L 30mm \u003cbr\u003e\n✅ Material: Brass with graphite lubricant for oil-free operation \u003cbr\u003e\n✅ Type: Oilless bearing \/ linear motion ball bushing \u003cbr\u003e\n✅ Shaft compatibility: fits 8 mm shafts \u003cbr\u003e\n✅ Quantity: 1 bearing (single unit) \u003cbr\u003e\n✅ Coefficient for linear expansion: 1.9e-5 \/°C \u003cbr\u003e \u003cp\u003e💡 What is a self-lubricating graphite brass bushing used for in 8 mm shaft linear guides?\u003c\/p\u003e\n\u003cp\u003eMaintains smooth motion with minimal lubrication in compact machines.\u003c\/p\u003e\n- Reduces friction and wear on sliding interfaces\n- Suited for 8 mm shaft linear guides in small machinery\n- Brass helps with heat dissipation and stiffness\n- Long-lasting graphite lubrication minimizes maintenance \u003c\/div\u003e","brand":"VXB","offers":[{"title":"Default Title","offer_id":43582538154219,"sku":"BRASS-LINEAR-8X12X30MM","price":14.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/8mm-self-lubricating-graphite-brass-bushing-sleeve-oilless-bearing-8x12x30mm-vxb-ball-bearings-32680940110059.jpg?v=1770446630"},{"product_id":"8mm-self-lubricant-graphite-brass-linear-motion-be","title":"8x15x17mm Self-Lubricating Graphite Brass Linear Motion Bearing","description":"\u003cp\u003e8 x 15 x 17 mm Self Lubricating Graphite Brass Linear Bearing\u003cbr\u003e✔️ Graphite plugged brass linear bushing for 8 mm shafts\u003c\/p\u003e\n\u003cp\u003eThis is a single self lubricating graphite brass linear motion bearing made for smooth sliding on 8 mm shafts. It uses embedded graphite plugs to provide dry lubrication, making it a solid pick for CNC machines, automation systems, robotics, and setups where regular greasing is a pain. Pack size is one bearing.\u003c\/p\u003e\n\u003cp\u003e✅ Bearing type self lubricating linear motion bushing\u003cbr\u003e✅ Inner diameter 8 mm\u003cbr\u003e✅ Outer diameter 15 mm\u003cbr\u003e✅ Length 17 mm\u003cbr\u003e✅ Material high strength brass with graphite inserts\u003cbr\u003e✅ Designed for dry running and low maintenance operation\u003cbr\u003e✅ Smooth linear motion without grease or oil\u003cbr\u003e✅ Brand VXB Bearing\u003cbr\u003e✅ Quantity one bearing\u003c\/p\u003e\n\u003cp\u003eDimensions\u003cbr\u003eInner Diameter 8 mm\u003cbr\u003eOuter Diameter 15 mm\u003cbr\u003eLength 17 mm\u003c\/p\u003e\n\u003cp\u003e💡 Why are self lubricating graphite brass linear bearings used in automation and CNC systems?\u003cbr\u003eThese bearings are built for clean linear motion with minimal upkeep in demanding setups.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eGraphite inserts release lubrication during movement for consistent sliding\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eBrass body handles load and heat better than plastic bushings\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDry running design works well where grease attracts dust or debris\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIdeal for hard to reach locations where maintenance access is limited\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis bearing is a handy choice when you want smooth linear travel, less downtime, and reliable performance without worrying about constant lubrication.\u003c\/p\u003e","brand":"VXB","offers":[{"title":"Default Title","offer_id":43582538252523,"sku":"BRASS-LINEAR-8X15X17MM","price":9.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/8mm-self-lubricating-graphite-brass-linear-motion-bearing-8x15x17mm-vxb-ball-bearings-32680940142827.jpg?v=1770446629"},{"product_id":"8mm-low-noise-polymer-bushing","title":"Low Noise 8mm Linear Motion Bushing LM8LUU Solid Polymer Bearing 8x15x45mm for 8mm Shafts, Quiet and Durable, High Precision Linear Motion Component for Smooth Operation with High Load Capacity and Reduced Friction for Precise, Reliable Performance","description":"\u003cdiv\u003eLow-noise 8mm LM8LUU Polymer Linear Motion Bushing\u003cbr\u003e\n✔️ 8x15x45mm bore\/width\/length, solid polymer, low noise, 1 piece \u003cp\u003eThis LM8LUU linear motion bushing uses solid polymer to deliver smooth, quiet guidance on 8 mm shafts. It's commonly used in compact CNC machines, 3D printers, and automation assemblies where light weight and low-noise operation matter.\u003c\/p\u003e \u003cp\u003e✅ Bore: 8 mm; Width: 15 mm; Length: 45 mm\u003cbr\u003e✅ Material: solid polymer LM8LUU\u003cbr\u003e✅ Low-noise design for quiet operation\u003cbr\u003e✅ Fits 8 mm shafts and supports precise linear motion\u003cbr\u003e✅ Dynamic load rating Cr: 7 KFG; Static load rating Cor: 13 KFG\u003cbr\u003e\u003c\/p\u003e \u003cp\u003e💡 What is an 8mm shaft linear motion bearing with polymer LM8LUU used for in compact automation?\nThis handy guide explains common uses and benefits.\n- Supports precise, low-friction linear motion on 8 mm shafts\n- Ideal for hobby CNC, 3D printers, and automation frames\n- Reduces noise and wear in sliding components\u003c\/p\u003e\n\u003c\/div\u003e","brand":"VXB","offers":[{"title":"Default Title","offer_id":43582539956459,"sku":"POLYMER-LM8LUU","price":14.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/8mm-polymer-linear-motion-bushing-lm8luu.jpg?v=1770446632"},{"product_id":"8mm-low-noise-polymer-bushing-lm8suu-bearing","title":"Low Noise Linear Motion Bushing For 8mm Shafts LM8SUU Bearing In Solid Polymer 8x15x17mm Size With Ultra Quiet Operation 8mm Bore 8mm High Precision Polymer Ball Bushing For Automated Equipment CNC Machines And 3D Printers","description":"\u003cdiv\u003eLow-noise 8mm polymer linear motion bearing LM8SUU\u003cbr\u003e\n✔️ Single bearing, fits 8 mm shafts, 15x17 mm polymer body \u003cp\u003eThe LM8SUU solid polymer linear motion bushing is a compact, low-friction bearing designed to run on 8 mm shafts. It's commonly used in small automation, 3D printers, and lightweight CNC guides where quiet operation and reduced maintenance matter.\u003c\/p\u003e \u003cp\u003e✅ Inner diameter: 8 mm\u003cbr\u003e✅ Outer diameter: 15 mm\u003cbr\u003e✅ Length: 17 mm\u003cbr\u003e✅ Material: solid polymer, low-noise\u003cbr\u003e✅ Color: gray\u003cbr\u003e\u003c\/p\u003e \u003cp\u003e💡 What is a polymer LM8SUU linear motion bearing used for in small machinery?\u003c\/p\u003e\nThis handy bearing is used where space is tight and smooth linear motion is needed.\n- Suitable for 3D printers, small CNC axes, and lightweight automation\n- Provides quiet operation and low friction on 8 mm shafts\n- Offers corrosion resistance and low maintenance requirements\n- Easy drop-in replacement for metal sleeves in light-load guides\n\u003c\/div\u003e","brand":"VXB","offers":[{"title":"Default Title","offer_id":43582540087531,"sku":"POLYMER-LM8SUU-BUSHING","price":9.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/8mm-low-noise-linear-motion-bushing-solid-polymer-lm8suu-bearing-8x15x17mm-vxb-ball-bearings-32680942305515.jpg?v=1770446631"},{"product_id":"aluminum-alloy-8mm-12mm-shaft-cross-double-ho","title":"Aluminum Alloy Shaft Cross Connector Clamp For 8mm To 12mm Shafts Double Hole Support Bracket Lightweight Machined Aluminum Joining Link For Robotics CNC DIY Projects Secure Clamp Durable Precision Engineered","description":"\u003cdiv\u003eLightweight Aluminum Cross Clamp for 8-12mm Shafts\u003cbr\u003e\n✔️ Aluminum alloy body; double-hole shaft connector; 8-12mm range \u003cp\u003eThis compact clamp secures two parallel 8-12mm shafts in tight frames. It’s a practical choice for robotics, small conveyors, and compact machine builds where alignment and sturdiness matter.\u003c\/p\u003e ✅ Material: aluminum alloy for strength and light weight\u003cbr\u003e\n✅ Shaft range: fits 8-12 mm shafts\u003cbr\u003e\n✅ Double-hole design for secure mounting and alignment\u003cbr\u003e\n✅ Corrosion-resistant finish for longevity in industrial settings\u003cbr\u003e\n✅ Pack size: 1 clamp\u003cbr\u003e \u003cp\u003e💡 What is an aluminum cross shaft connector clamp used for in mechanical assemblies?\u003c\/p\u003e\n\u003cp\u003eIt's handy for securing two 8-12mm shafts and keeping alignment in compact builds.\u003c\/p\u003e\n- 8-12mm shaft compatibility\n- Double-hole design for secure mounting\n- Lightweight aluminum alloy resists corrosion\n\u003c\/div\u003e","brand":"VXB","offers":[{"title":"Default Title","offer_id":43582673617131,"sku":"CLAMP-CROSS-8mm-12mm","price":19.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/aluminum-alloy-8mm-12mm-shaft-cross-double-hole-connector-support-clamp-vxb-ball-bearings-1-32680999059691.jpg?v=1770446692"},{"product_id":"aluminum-alloy-8mm-10mm-shaft-cross-double-ho","title":"Aluminum Alloy Shaft Cross Connector Support Clamp 8mm To 10mm Double Hole Clamp for Shafts Rails and Robotic Systems Durable Cross Joint for Easy Assembly in Machinery Frames and DIY Projects","description":"\u003cdiv\u003eAluminum Shaft Cross Clamp for 8-10 mm Double-Hole\u003cbr\u003e\n✔️ Aluminum alloy clamp fits 8-10 mm shafts, 1 piece pack, connector \u003cp\u003eThis aluminum alloy clamp securely grips 8-10 mm shafts in a cross pattern, commonly used in robotics frames, CNC machines, and DIY machinery assemblies.\u003c\/p\u003e ✅ Material: Aluminum alloy \u003cbr\u003e\n✅ Shaft compatibility: 8-10 mm \u003cbr\u003e\n✅ Double-hole cross connector design \u003cbr\u003e\n✅ Pack size: 1 piece \u003cbr\u003e\n✅ Common uses: robotics frames, CNC rigs, DIY machinery \u003cbr\u003e \u003cp\u003e💡 What is a shaft cross connector clamp used for?\nA handy device for joining perpendicular shafts in small mechanical builds.\n- 8-10 mm shaft clamp for cross connections in robotics and DIY frames\n- No welding needed; quick secure mounting on cross configurations\n- Aluminum alloy construction offers lightweight strength for compact assemblies\u003c\/p\u003e \u003c\/div\u003e","brand":"VXB","offers":[{"title":"Default Title","offer_id":43582673649899,"sku":"CLAMP-CROSS-8MM-10MM","price":19.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/aluminum-alloy-8mm-10mm-shaft-cross-double-hole-connector-support-clamp-vxb-ball-bearings-1-32680999452907.jpg?v=1770446692"},{"product_id":"aluminum-alloy-8mm-6mm-shaft-cross-double-hol","title":"Aluminum Alloy Shaft Cross Connector Support Clamp 8mm To 6mm With Double Hole Design High Strength Joint Clamp For Robotics And CNC 3D Printer Rails And Rods Easy Mount Secure Grip Durable Cross Connector For Precise Assemblies","description":"\u003cdiv\u003eAluminum Alloy Shaft Cross Connector Clamp 8mm-6mm\u003cbr\u003e\n✔️ Aluminum alloy cross shaft connector clamp fits 8mm-6mm shaft; pack 1 \u003cp\u003eThis lightweight clamp connects two shafts with a double-hole cross design, ideal for aluminum extrusion frames, robotics, and CNC setups. It keeps shafts aligned and secure on 8mm-6mm systems, enabling reliable, quick assembly.\u003c\/p\u003e ✅ Material: Aluminum alloy\u003cbr\u003e\n✅ Shaft compatibility: 8mm-6mm double-hole design\u003cbr\u003e\n✅ Finish: lightweight, corrosion-resistant\u003cbr\u003e\n✅ Pack size: 1 piece\u003cbr\u003e \u003cp\u003e💡 What is a cross shaft connector clamp used for in aluminum frame systems?\u003c\/p\u003e\n\u003cp\u003eThis handy piece helps keep shafts aligned and creates a sturdy cross-joint in compact frames.\u003c\/p\u003e\n- Handy for joining 8mm and 6mm shafts in CNC, robotics, and extrusion frames\u003cbr\u003e\n- Provides secure mounting for double-hole clamps to prevent slop\u003cbr\u003e\n- Improves rigidity and reduces shaft movement under load\u003cbr\u003e\n\u003c\/div\u003e","brand":"VXB","offers":[{"title":"Default Title","offer_id":43582674862315,"sku":"CLAMP-CROSS-8MM-6MM","price":19.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/aluminum-alloy-8mm-6mm-shaft-cross-double-hole-connector-support-clamp-vxb-ball-bearings-1-32680999485675.jpg?v=1770446692"},{"product_id":"sfs8-nb-stainless-steel-fine-shaft-500mm","title":"SFS8 NB Stainless Steel Fine Shaft 500mm Long Linear System Motion designed for smooth motion and stable alignment in automation and mechanical systems, 1-pack for long service life","description":"\u003cp\u003eSFS8 NB Stainless Steel Fine Shaft 500mm Long Linear System Motion made for smooth installs and\u003cbr\u003e✔️ SFS8 NB Stainless Steel Fine Shaft 500mm Long Linear System Motion\u003c\/p\u003e\u003cp\u003eThis 1 pack is designed for clean replacement and smooth mechanical operation.\u003cbr\u003e\u003cbr\u003e✅ Pack size: 1\u003cbr\u003e✅ Smooth motion for mechanical assemblies\u003cbr\u003e✅ Stable fit to reduce play and vibration\u003cbr\u003e✅ Made for repeated use in motion systems\u003cbr\u003e✅ Works for upgrades or direct replacements\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e💡 How do you reduce vibration in long travel linear motion systems?\u003cbr\u003eQuick answer: match pitch, load, and support style to your machine setup.\u003cbr\u003e* Pitch controls feed speed and motor load\u003cbr\u003e* End supports keep alignment stable under load\u003cbr\u003e* Proper lubrication reduces heat and wear\u003cbr\u003e\u003cbr\u003eBuilt to help maintain accuracy and smooth movement in working systems.\u003c\/p\u003e","brand":"NB","offers":[{"title":"Default Title","offer_id":43582684659947,"sku":"SFS8-NB","price":120.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/stainless-steel-fine-shaft-500mm-linear-system.jpg?v=1770446703"},{"product_id":"scs8uu-linear-ball-bearing-slide-block-units-8mm","title":"Scs8uu linear ball bearing slide block units, 8mm bore dia (pack of 4) built for smooth motion, steady alignment, and clean installs for CNC, automation, and replacement jobs, 1-pack with dependable long-run performance","description":"\u003cp\u003eScs8Uu Linear Ball Bearing made for smooth installs and clean fit\u003cbr\u003e✔️ Scs8uu linear ball bearing slide block units, 8mm bore dia (pack of 4)\u003c\/p\u003e\u003cp\u003eThis 1 pack is meant for clean replacement or upgrade work where fit and smooth operation matter.\u003cbr\u003e\u003cbr\u003e✅ Model: scs8uu (bearing no.: lmf8uu, nominal shaft diameter (dr): 8mm)\u003cbr\u003e✅ Aluminium alloy linear ball bearing slide block units\u003cbr\u003e✅ Light-weight housing and chromium steel bearing ball, good abrasion resistance, high precision and good strength\u003cbr\u003e✅ Smooth moving, low friction, high rigidity and long working life\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e💡 How do you choose end supports to keep a ballscrew aligned under load?\u003cbr\u003eQuick answer: match pitch, travel length, and support style to your axis load and speed.\u003cbr\u003e* Pitch controls feed rate and torque demand\u003cbr\u003e* Proper end supports keep alignment tight under load\u003cbr\u003e* Good lubrication cuts heat and wear over time\u003cbr\u003e\u003cbr\u003eBuilt to keep motion smooth and accuracy steady during long production runs.\u003c\/p\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":47387980300523,"sku":"VXB07GQYTHMD","price":59.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/scs8uu-linear-ball-bearing-slide-8mm-pack4.jpg?v=1770448182"},{"product_id":"8mm-linear-ball-bearings-lm8uu-round-flange-8mm","title":"8mm linear ball bearings lm8uu round flange, 8mm bore, 15mm od, 24mm length (pack of 2) built for smooth motion, steady alignment, and clean installs for CNC, automation, and replacement jobs, 1-pack with dependable long-run performance","description":"\u003cp\u003e8mm Linear Ball Bearings made for smooth installs and clean fit\u003cbr\u003e✔️ 8mm linear ball bearings lm8uu round flange, 8mm bore, 15mm od, 24mm length (pack of 2)\u003c\/p\u003e\u003cp\u003eThis 1 pack is meant for clean replacement or upgrade work where fit and smooth operation matter.\u003cbr\u003e\u003cbr\u003e✅ Model: lmf8uu, 8mm nominal shaft diameter\u003cbr\u003e✅ Aluminium alloy linear ball bearing slide block units\u003cbr\u003e✅ Light-weight housing and chromium steel bearing ball, good abrasion resistance, high precision and good strength\u003cbr\u003e✅ Smooth moving, low friction, high rigidity and long working life\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e💡 How do you choose end supports to keep a ballscrew aligned under load?\u003cbr\u003eQuick answer: match pitch, travel length, and support style to your axis load and speed.\u003cbr\u003e* Pitch controls feed rate and torque demand\u003cbr\u003e* Proper end supports keep alignment tight under load\u003cbr\u003e* Good lubrication cuts heat and wear over time\u003cbr\u003e\u003cbr\u003eBuilt to keep motion smooth and accuracy steady during long production runs.\u003c\/p\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":47388130050283,"sku":"VXB07RL738DB","price":49.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/8mm-linear-ball-bearings-round-flange.jpg?v=1770448207"},{"product_id":"self-aligning-pillow-block-bearing-8mm-bore-zinc-a","title":"Self Aligning Pillow Block Bearing 8mm Bore Zinc Alloy Insert Bearing With Cast Iron Housing 55 x 13 x 28mm For Machinery And DIY Projects Low Friction Vibration And Noise Reduction Heavy Duty Mounting Block","description":"\u003cdiv\u003e8mm Bore Self-Aligning Pillow Block Bearing Iron Single\u003cbr\u003e\n✔️ KP08, 8mm bore, 55x13x28mm, zinc alloy insert, housing \u003cp\u003eThis self-aligning pillow block bearing uses a cast iron housing with a zinc alloy insert to deliver low friction, reduced vibration, and smooth operation in machinery and DIY projects. It supports rotating shafts and helps maintain alignment even when mounting surfaces are imperfect.\u003c\/p\u003e \u003cp\u003e✅ Bore diameter: 8 mm (0.315 in) \u003cbr\u003e\n✅ Overall size: 55 x 13 x 28 mm (2.16 x 0.51 x 1.10 in) \u003cbr\u003e\n✅ Center distance: 42 mm (1.65 in) \u003cbr\u003e\n✅ Bearing width: 12 mm (0.47 in) \u003cbr\u003e\n✅ Installation hole diameter: 5 mm (0.20 in) \u003cbr\u003e\n✅ Housing material: Cast iron; Bearing material: Zinc alloy \u003cbr\u003e\n✅ Self-aligning design tolerates shaft misalignment \u003cbr\u003e\n✅ Insert type: Standard ball bearing insert for high radial loads \u003cbr\u003e\u003c\/p\u003e \u003cp\u003e💡 What is a pillow block bearing used for in basic machinery setups?\nA pillow block bearing supports rotating shafts and helps keep them aligned in frames, making setups smoother and easier to tune.\n- Provides shaft support and alignment in DIY machines\n- Cuts vibration and noise for smoother operation\n- Handles radial and moderate axial loads in industrial setups\n\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":47887785623787,"sku":"VXB0D2L8M4QR","price":49.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/71cEDEz9Q8L.jpg?v=1772584314"}],"url":"https:\/\/vxbtools.com\/collections\/shaft-diameter-8mm.oembed","provider":"VXB Bearings","version":"1.0","type":"link"}