Roller Chain Sprocket 18 Tooth B Type 25mm Bore Three Eighths Inch Pitch A3 Steel Hardened Teeth Built Tough For Single Strand Chain With 8mm Keyway And Two Set Screws
✔️ 18T, 25mm bore, 3/8in pitch, A3 steel, 8mm keyway, 2 screws
This rugged B-type sprocket is designed for single-strand roller chains in machine power trains, commonly used on milling machines and drill presses. It provides solid torque transfer and reliable operation in demanding workshop setups.
| 寸法 | 値 |
|---|---|
| ボア | 25 mm (0.984 in) |
| Teeth | 18 |
| ピッチ | 3/8 in (9.525 mm) |
| Keyway | 8 mm |
| ネジ | 2 at 90° |
| 素材 | A3 steel |
| Tooth hardness | High-frequency quenched |
✅ 18 teeth, B-type sprocket for 3/8 inch pitch ✅ 25 mm bore with 8 mm keyway and two set screws at 90° ✅ Made from A3 steel with teeth hardened by high-frequency quenching ✅ Hub accepts bushings on the opposite side to boost energy transfer ✅ Fixed mounting on shaft via keyway and two set screws for security
💡 What is a chain sprocket used for in power transmission? This handy guide explains its role in mechanical drives. - Handy explanation: transfers torque from shaft to chain to drive machinery - Ideal for milling machines and drill presses needing reliable motion - Works with 3/8 in pitch roller chains and 25 mm bore sprockets - Maintenance tips: keep chain tension correct and mount securely with 8 mm keyway and two set screws