#40 Chain Sprocket with 18 Tooth and 1 3/8" Finished Bore, Model #40BS18-1 3/8

Sprocket #40 Chain – 18 Tooth, 1 3/8 Finished Bore with Keyway & Set Screws

Looking for a reliable #40 chain sprocket? This 18-tooth, 1 3/8 finished-bore sprocket is built for dependable power transmission and comes ready to install with a precision keyway and two set screws for secure mounting. It’s a durable choice for conveyors, industrial machinery, agricultural equipment, and general power-transmission systems.

Product Specifications

• Bore Size: 1 3/8 finished bore
• Chain Size: #40 roller chain
• Number of Teeth: 18
• Bore Style: BS
• Keyway: 5/16 x 5/32
• Mounting: Includes 2 set screws