40B40 7/8" Finished Bore Sprocket (40BS40H-7/8)

40BS40 7/8" Sprocket Description

Our 40BS40H sprocket is an ANSI standard size sprocket with a 7/8" finished bore - includes keyway & 2 setscrews. This 40 tooth sprocket works with any ANSI #40 roller chain. Nitro 40B40 sprockets are manufactured from 1045CD carbon steel and have hardened teeth to minimize wear overtime.

40BS40 Sprocket Dimensions:

• Fits ANSI Chain Size:#40
• Bore (D1):7/8"
• Number Of Teeth:40
• Pitch Diameter (dp):6.373"
• Outside Diameter (de):6.653"
• 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:

• 40BS40 7/8
• 40BS40H 7/8