40BS23 High-Performance Sprocket 1-7/16" UCFCSX00 4-Bolt Set Screw Flange Bearing HCTB202-10 bearing is a 5/8"

HCTB202-10 bearing is a 5/8" bore tapped-base normal-duty mounted bearing unit that utilizes an eccentric locking collar for securing onto a 5/8" shaft

HCTB205-16 bearing is a 1" bore tapped-base normal-duty mounted bearing unit that utilizes an eccentric locking collar for securing onto a 1" shaft

SBRFB207-22 bearing is a 1-3/8" bore three-bolt light-duty flange bearing that utilizes set screws to secure to a 1-3/8" shaft

While the phosphate coated and then painted finish adds corrosion resistance to the 10C240M sheave

Dimension (F): 2-1/2"

40BS23 High-Performance Sprocket 1-7/16" UCFCSX00 4-Bolt Set Screw Flange Bearing HCTB202-10 bearing is a 5/8"This 40BS23 sprocket featured a 1 7 16" finished bore with a key way and two set screws. It is a durable, high quality, and precision sprocket with hardened teeth. Sprockets that have hardened teeth last longer and are much more durable than those that don't. Something else that is notable about this sprocket is that it fully meets all ANSI Standards, which insures proper contact between the #40 roller chain and sprocket thus preventing premature wear