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

40B30 1-1/4" Finished Bore Sprocket (40BS30H-1-1/4)

Item ID: 40B30-1-1/4
Availability: 63 In Stock
Price: $23.13
Retail Price:$30.04
Your Savings:$6.91(23%)

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Nitro 40B30-1-1/4 Finished Bore Sprocket

Our 40BS30H sprocket is an ANSI standard sprocket with a 1-1/4" 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 1-1/4" Sprocket Dimensions:
  • Fits ANSI Chain Size: #40
  • Bore (D1): 1-1/4"
  • Number Of Teeth: 30
  • Pitch Diameter (dp): 4.783"
  • Outside Diameter (de): 5.057"
  • Sprocket Thickness (B1): 0.284" (Not including Hub)
  • Hub Diameter (dm): 3-1/4"
  • LTB - Length Thru Bore (A): 1"
  • 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:
  • 40BS30 1-1/4
  • 40BS30H 1-1/4