40B20 1" Finished Bore Sprocket (40BS20H-1)

40B20-1 Finished Bore Sprocket - 40BS20H 1"

Our 40BS20H sprocket is an ANSI standard size sprocket with a 1" finished bore (Includes keyway & 2 setscrews). This is a 20 tooth sprocket that works with an ANSI #40 roller chain. Nitro sprockets are manufactured from 1045CD carbon steel and have hardened teeth to minimize wear overtime.

40BS20 Sprocket Dimensions:

• Fits ANSI Chain Size: #40
• Bore (D1): 1"
• Number Of Teeth: 20
• Pitch Diameter (dp): 3.196"
• Outside Diameter (de): 3.457"
• Sprocket Thickness (B1): 0.284" (Not including Hub)
• Hub Diameter (dm): 2-5/8"
• LTB - Length Thru Bore (A): 1"
• Keyway Size: 1/4" X 1/8"
• Material: 1045CD (Cold Drawn)
• Hardened Teeth: Yes (HRC 38-42)
• Number Of Setscrews: 2

Internchange Numbers:

• 40BS20 1"
• 40BS20H 1"