100 Chain Sprocket With 21 Teeth And 1 15 Sixteenths Inch Finished Bore Model 100BS21 With Keyway And Two Set Screws For Secure Mounting And Easy Installation In Heavy Duty Power Transmission Systems
✔️ Bore 1 15/16 (49.21 mm); #100, keyway 1/2x1/4; 2 screws (single unit)
This #100 chain sprocket features 21 teeth and a 1 15/16 finished bore (49.21 mm). It’s built for dependable power transmission in conveyors, industrial machinery, and agricultural equipment, and comes with a precision keyway and two set screws for secure mounting.
✅ Bore: 1 15/16 in (49.21 mm) finished bore
✅ Chain size: #100 roller chain
✅ Teeth: 21
✅ Keyway: 1/2 x 1/4
✅ Mounting: Includes 2 set screws
💡 What is a pillow block bearing used for in industrial power transmission systems? This handy component keeps shafts aligned, supports radial loads, and reduces vibration in conveyors and machinery. - Handy for shaft alignment and mounting clarity - Improves uptime by stabilizing rotating elements - Works with standard bore sizes and mounting patterns