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

40B28 1" Finished Bore Sprocket (40BS28H-1)

Item ID: 40B28-1
Availability: 98 In Stock
Price: $19.29
Retail Price:$25.06
Your Savings:$5.77(23%)

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40BS28 1" Sprocket Description

Our 40BS28H sprocket is an ANSI standard sprocket with a 1" finished bore that has a keyway & 2 setscrews. 40BS28 sprockets are a 28 tooth sprocket that works with ANSI #40 roller chain. These sprockets are manufactured from 1045CD carbon steel material. The sprocket teeth are hardened for increased wear resistance.

40B28 sprocket diagram

40BS28 1" Sprocket Dimensions:

  • Fits ANSI Chain Size:#40
  • Bore (D1):1"
  • Number Of Teeth:28
  • Pitch Diameter (dp):4.466"
  • Outside Diameter (de):4.738"
  • Sprocket Thickness (B1):0.284"
  • Hub Diameter (dm):3-1/4"
  • LTB - Length Thru Bore (A):1"
  • Keyway Size:1/4" X 1/8"
  • Hardened Teeth:Yes (HRC 40-50)
  • Number Of Setscrews:2
  • Material:1045CD (Cold Drawn)
  • Type Of Finish:Black Oxide

Interchange Numbers:

  • 40BS28 1
  • 40BS28H 1