40 Chain Sprocket With 20 Teeth And One And A Half Inch Finished Bore For Durable Power Transmission, Ready To Install With Precision Keyway And Two Set Screws, Model 40BS20 One And A Half Inch Bore

20-Tooth #40 chain sprocket, single unit, with 1-1/2 in (38.1 mm) finished bore
✔️ 20 teeth, 1.5 in (38.1 mm) finished bore with 3/8 x 3/16 in (9.53 x 4.76 mm) keyway and 2 set screws

This chain sprocket is designed for reliable power transfer in conveyors, industrial machinery, and agricultural equipment. It ships ready to install with a precision keyway and two set screws for secure mounting.

✅ Bore size: 1 1/2 in (38.1 mm) finished bore with keyway
✅ Chain size: #40 roller chain, 20-tooth configuration
✅ Keyway: 3/8 x 3/16 in (9.53 x 4.76 mm)
✅ Mounting: Includes 2 set screws for secure drive

💡 What is a chain sprocket used for in power transmission?

Chain sprockets translate rotary motion from the drive chain to the driven shaft, forming the core of many drive systems such as conveyors and industrial equipment. * Handy for conveyors, machinery, and farm equipment * Fits with #40 chain and a 1-1/2 in bore (38.1 mm) with a precise keyway * Secure mounting using 3/8 x 3/16 in keyway and two set screws for a secure fit