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

40A30 Type "A" Plate Sprocket 5/8" Stock Bore

Item ID: 40A30
Availability: 14 In Stock
Incoming Stock: 102
Price: $10.48
Retail Price:$13.86
Your Savings:$3.38(24%)

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40A30 Sprocket Description

40A30 sprockets are a ANSI standard size that has 30 teeth and works with #40 roller chain. These sprockets are known as a "Type A", which is a hubless roller chain sprocket. Our 40A30 plate sprockets are a durable, high strength sprocket that is manufactured from 1045CD carbon steel. After manufacturing, the teeth are hardened to help minimize wear, then a black oxide finish is applied for corrosion resistance.

40A30 sprocket diagram

40A30 Sprocket Dimensions

  • Fits ANSI Chain Size:#40
  • Number Of Teeth:30
  • Bore (D1):5/8"
  • Pitch Diameter (dp):4.783"
  • Outside Diameter (de):5.057"
  • Sprocket Thickness (B1):0.284"
  • Material:1045CD (Cold Drawn)
  • Hardened Teeth:Yes (HRC 40-50)
  • Type Of Finish:Black Oxide

Interchange Numbers

  • 40A30H