#40 Chain Sprocket with 20 Tooth and 5/8" Finished Bore, Model #40BS20-5/8 Timing Pulley-1 The H3126 adapter sleeve is

The H3126 adapter sleeve is designed to mount tapered bore bearings onto cylindrical shafts

or 1313K onto cylindrical shafts

MB14 Lock Washer

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

1 Groove BK40 1/2" Bore Solid Pulley 3

#40 Chain Sprocket with 20 Tooth and 5/8" Finished Bore, Model #40BS20-5/8 Timing Pulley-1 The H3126 adapter sleeve isSprocket #40 Chain 20 Tooth, 5 8 Finished Bore with Keyway & Set Screws Looking for a reliable #40 chain sprocket? This 20 tooth, 5 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. Its a durable choice for conveyors, industrial machinery, agricultural equipment, and general power transmission systems. Product Specifications Bore Size: 5 8