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Picture may not depict actual tooth count
Picture may not depict actual tooth count

40B45 3/4" Finished Bore Sprocket (40BS45H-3/4)

Item ID: 40B45-3/4
Availability: 46 In Stock
Price: $39.29
Retail Price:$51.03
Your Savings:$11.74(23%)

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40BS45 3/4" Sprocket Description

Our 40BS45H sprocket is an ANSI standard size sprocket with a 3/4" finished bore - includes keyway & 2 setscrews. This 45 tooth sprocket works with any ANSI #40 roller chain. Nitro 40B45 sprockets are manufactured from 1045CD carbon steel and have hardened teeth to minimize wear overtime.

40B45 sprocket diagram

40BS45 Sprocket Dimensions:

  • Fits ANSI Chain Size:#40
  • Bore (D1):3/4"
  • Number Of Teeth:45
  • Pitch Diameter (dp):7.168"
  • Outside Diameter (de):7.451"
  • 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:

  • 40BS45 3/4
  • 40BS45H 3/4