Chain Sprocket For 50 Chain, 21-Tooth, 1 7/16 Inch Finished Bore With Keyway And Two Set Screws For Secure Mounting And Reliable Power Transmission, Model 50BS21-1 1 7/16 Bore Ideal For Industrial Machinery And High Torque Systems.

50-Size Chain Sprocket: 21 Teeth, 1 7/16 Bore
✔️ 21 teeth, 1 7/16 in bore with keyway and 2 set screws

This #50 chain sprocket is a single, ready-to-install drive wheel designed to mesh with #50 roller chain. Ideal for conveyors, agricultural equipment, and industrial machinery, it delivers reliable torque transfer and durable performance. It includes a precision keyway and two set screws for secure mounting.

✅ Bore: 1 7/16 in finished bore
✅ Chain size: #50 roller chain
✅ Teeth: 21
✅ Bore style: BS
✅ Keyway: 3/8 x 3/16
✅ Mounting: Includes 2 set screws

💡 What is a chain sprocket used for in mechanical power transmission? A handy overview of its role in common setups.

A quick guide to how it works and where it shines. - Transfers rotary motion to a chain, adjusting speed and torque - Pairs with #50 roller chain for conveyors and industrial equipment - Includes a 1 7/16 in bore with a keyway and set screws for secure mounting - Common in conveyors, agricultural machinery, and drive trains