L100 Coupling Half - 1-3/8" | L100 Hub X 1-3/8" filter_40BS33-FB This 40BS20 sprocket featured a

This 40BS20 sprocket featured a 1-3/16" finished bore with a key-way and two set screws

Dimension (G): 5/8"

Sprocket Size: 140B24

40B51 sprockets with a stock bore comes with the standard 3/4" inside diameter hole with no keyway or setscrews and can be easily machine bored to custom sizes

our CSB729MFM204 stamped steel bearing features a zinc plated housing for added protection against the elements in corrosive or outdoor applications

L100 Coupling Half - 1-3/8" | L100 Hub X 1-3/8" filter_40BS33-FB This 40BS20 sprocket featured aThe L100 coupling half with a 1 3 8" bore with a key way is also commonly called an L100 coupling hub. The compact yet robust design of this 1 3 8" bore L100 coupling half makes it highly versatile across a broad spectrum of applications, including; pumps, blowers, compressors, mixers, motion control (servo), and more!. Depending on the insert type used, a complete L100 coupling assembly is capable of optimal operation with an angular misalignment