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

40B45 1" Finished Bore Sprocket (40BS45H-1)

Item ID: 40B45-1
Availability: 41 In Stock
Price: $39.29
Retail Price:$51.03
Your Savings:$11.74(23%)

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40B45-1 Finished Bore Sprocket - 40BS45H 1"

Our 40BS45H sprocket is an ANSI standard size sprocket with a 1" 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): 1"
  • Number Of Teeth:45
  • Outside Diameter (de): 7.451"
  • Sprocket Thickness (B1): 0.284" (Not including Hub)
  • Hub Diameter (dm): 3-1/2"
  • LTB - Length Thru Bore (A): 1-1/8"
  • Keyway Size: 1/4" X 1/8"
  • Hardened Teeth: Yes (HRC 38-42)
  • Number Of Setscrews: 2
  • Material: 1045CD (Cold Drawn)
  • Type Of Finish: Black Oxide
Interchange Numbers:
  • 40BS45 1
  • 40BS45H 1