40 Chain Sprocket For 40 Chain Drive, 20 Teeth, 7/8 Inch Finished Bore With Keyway And Two Set Screws, Precision Machined And Hardened For Durable High Torque Power Transmission, Ready To Install

40-Tooth chain sprocket with 7/8 bore, 1 pc ✔️ 20 teeth, 7/8 bore (22.23 mm), BS bore, keyway 3/16x3/32, 2 set screws

This sprocket is designed for dependable power transmission in conveyors, industrial machinery, and agricultural equipment. The 20-tooth layout with a 7/8 finished bore (22.23 mm) provides a solid drive when used with #40 chain, and mounting is secure thanks to the keyway and two set screws.

✅ Bore: 7/8 in (22.23 mm) finished bore with 3/16 by 3/32 inch keyway
✅ Chain size: #40 roller chain
✅ Teeth: 20
✅ Bore style: BS
✅ Keyway: 3/16 by 3/32 inch
✅ Mounting: Includes 2 set screws

💡 What is a chain sprocket with a finished bore and keyway used for in a power transmission system?

In everyday setups, this part helps transfer torque from the drive shaft to the chain with precise alignment. - Transfers torque from shaft to chain with proper alignment - Finished bore and keyway provide secure mounting and slip resistance - 20-tooth, #40 chain compatibility suits common conveyors and machinery - Includes two set screws for reliable retention during operation