{"product_id":"kb30guu-30mm-sealed-linear-slide-unit-nb","title":"KB30GUU NB standard linear slide unit with sealed linear ball bushing for 30 mm shaft, made in Japan by NB Linear Systems","description":"\u003cp\u003eKB30GUU NB standard type linear slide unit made in Japan\u003cbr\u003e✔️ sealed linear ball bushing 30 mm shaft NB Linear Systems\u003c\/p\u003e\n\u003cp\u003eThis single KB30GUU linear slide unit from NB Linear Systems is designed for smooth, accurate linear motion on 30 mm shafts. Sealed on both sides and built with a resin retainer, it’s a handy choice for automation, CNC equipment, and linear guides where clean travel and consistency matter.\u003c\/p\u003e\n\u003cp\u003e✅ Shaft diameter: 30 mm\u003cbr\u003e✅ Linear ball bushing standard type\u003cbr\u003e✅ Sealed on both sides for contamination protection\u003cbr\u003e✅ Resin retainer construction\u003cbr\u003e✅ Six ball circuits for smooth load distribution\u003cbr\u003e✅ Dynamic load rating Cr: 1,570 N\u003cbr\u003e✅ Static load rating Cor: 2,740 N\u003cbr\u003e✅ Made in Japan by NB Nippon Bearing Linear Systems\u003cbr\u003e✅ Pack size: one bearing\u003c\/p\u003e\n\u003cp\u003eMajor dimensions\u003cbr\u003eInner diameter: 30 mm\u003cbr\u003eOuter diameter: 47 mm\u003cbr\u003eOverall length: 68 mm\u003cbr\u003eHousing width: 52.1 mm\u003cbr\u003eBall pitch: 1.85 mm\u003cbr\u003eReference diameter D1: 44.5 mm\u003c\/p\u003e\n\u003cp\u003e💡 Why are sealed linear ball bushings used in precision linear motion systems?\u003cbr\u003eSealed linear bushings are built to keep motion smooth and predictable over long service life.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eSeals help block dust and debris in automated environments\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMultiple ball circuits spread load evenly along the shaft\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eResin retainers reduce noise and keep movement clean\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eUse this slide unit when you want steady linear travel, low maintenance, and trusted Japanese manufacturing quality.\u003c\/p\u003e","brand":"NB","offers":[{"title":"Default Title","offer_id":43550427021547,"sku":"KB30GUU_NB","price":124.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/kb30guu-nb-bearing-30mm-ball-bushings-linear-motion-bearings-vxb-ball-bearings-1.jpg?v=1770442553","url":"https:\/\/vxbtools.com\/products\/kb30guu-30mm-sealed-linear-slide-unit-nb","provider":"VXB Bearings","version":"1.0","type":"link"}