40BTB33 Sprocket (Taper Bushed) 5.75" Stock Bore UCFX09-27 bearings are commonly used

UCFX09-27 bearings are commonly used in applications such as

This 6904-ZZ ball bearing is a high-precision premium quality deep groove shielded 20x37x9 ball bearing made to ABEC 3 precision standards from AXIS

40BS40 1-1/16" Finished Bore Sprocket Dimensions:

Dimension (E): 27/32"

40BTB33 Sprocket (Taper Bushed) 5.75" Stock Bore UCFX09-27 bearings are commonly usedThis 40BTB33 sprocket is a durable, high quality, and precision sprocket that is manufactured to accept a 1610 bushing. Something 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 which prevents premature wear or breakage and this means that it will directly interchange with most other manufactures sprockets. This sprocket is also black oxide coated