50 Chain Sprocket With 20 Teeth, One Inch Three Sixteenths Finished Bore, Keyway And Set Screws, Ready To Install For Reliable Power Transmission, Model 50BS20-1, Precision Machined With Tight Tolerances And Secure Mounting

#50 Chain Sprocket: 20 Teeth, 1-3/16 Bore, Single Pack
✔️ 20-tooth sprocket, 1 3/16 bore; fits #50 chain; keyway screws

This #50 chain sprocket is a standard power-transmission part designed to drive conveyors, industrial machinery, and agricultural equipment. It pairs with #50 roller chain for reliable torque transfer and straightforward mounting using a precision keyway and two set screws.

✅ Bore size: 1 3/16 inches (30.2 mm) finished bore with keyway
✅ Chain size: #50 roller chain compatible
✅ Teeth: 20 teeth
✅ Bore style: BS
✅ Keyway: 1/4 x 1/8 inches (6.35 x 3.175 mm)
✅ Mounting: includes 2 set screws

💡 What is a chain sprocket used for in machine drive systems?

A handy guide for understanding its role in power transmission. - transfers torque from shaft to chain for smooth motion and consistent speed - keeps chain aligned under load to minimize wear and slippage - designed to pair with #50 roller chain and 1/4 x 1/8 keyway bore - mounting is secure with two set screws and a precise keyway