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

40B30 1-1/8" Finished Bore Sprocket (40BS30H-1-1/8)

Item ID: 40B30-1-1/8
Availability: 39 In Stock
Price: $23.13
Retail Price:$30.04
Your Savings:$6.91(23%)

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40BS30 1-1/8" Sprocket Description

Our 40BS30H sprocket is an ANSI standard sprocket with a 1-1/8" finished bore that has a keyway & 2 setscrews. 40BS30 sprockets are a 30 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.

40B30 sprocket diagram

40BS30 1-1/8" Sprocket Dimensions:

  • Fits ANSI Chain Size:#40
  • Bore (D1):1-1/8"
  • Number Of Teeth:30
  • Pitch Diameter (dp):4.783"
  • Outside Diameter (de):5.057"
  • 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:

  • 40BS30 1-1/8
  • 40BS30H 1-1/8