40B42 3/4" Finished Bore Sprocket (40BS42H-3/4)

40BS42 3/4" Sprocket Description

Our 40BS42H sprocket is an ANSI standard size sprocket with a 3/4" finished bore - includes keyway & 2 setscrews. This 42 tooth sprocket works with any ANSI #40 roller chain. Nitro 40B42 sprockets are manufactured from 1045CD carbon steel and have hardened teeth to minimize wear overtime.

40BS42 Sprocket Dimensions:

• Fits ANSI Chain Size:#40
• Bore (D1):3/4"
• Number Of Teeth:42
• Pitch Diameter (dp):6.691"
• Outside Diameter (de):6.972"
• Sprocket Thickness (B1):0.284"
• Hub Diameter (dm):3-1/2"
• LTB - Length Thru Bore (A):1-1/8"
• Keyway Size:3/16" X 3/32"
• Hardened Teeth:Yes (HRC 40-50)
• Number Of Setscrews:2
• Material:1045CD (Cold Drawn)
• Type Of Finish:Black Oxide

Interchange Numbers:

• 40BS42 3/4
• 40BS42H 3/4