40BS55 Sprocket With 5/8" Finished Bore 120B13 Sprockets the 6217 bearing features raceways

the 6217 bearing features raceways that are precision honed to a superb finish

This 1B5V74 Sheave uses a B bushing

our UCF212 bearing has added features that improve the overall life and performance of the unit

and precision sprocket with 12 hardened teeth that is manufactured to accept a 3020 bushing

Sprocket Size: 100A21

40BS55 Sprocket With 5/8" Finished Bore 120B13 Sprockets the 6217 bearing features racewaysThis 40BS55 sprocket features a 5 8" finished bore including a key way and two setscrews. It is a durable, high quality, and precision sprocket that fully meets all ANSI Standards which insures proper contact between the #40 roller chain and sprocket thus preventing premature wear or breakage. This sprocket is also black oxide coated which increases resistance to the environment and will prevent early rust build up. We also offer stock bore sprockets,