#40 Chain Sprocket with 21 Tooth and 1" Finished Bore, Model #40BS21-1 Timing Pulley-1 103"Outside Length

103"Outside Length

2AK27 5/8" Sheave Solid Pulley

keyway: 1/4 x 1/8

2AK46H ( Bushed Pulley OD 4

Commonly used in plummer block housings such as SNL519

#40 Chain Sprocket with 21 Tooth and 1" Finished Bore, Model #40BS21-1 Timing Pulley-1 103"Outside LengthSprocket #40 Chain 21 Tooth, 1 Finished Bore with Keyway & Set Screws Looking for a reliable #40 chain sprocket? This 21 tooth, 1 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. Its a durable choice for conveyors, industrial machinery, agricultural equipment, and general power transmission systems. Product Specifications Bore Size: 1 finished