$25 Minimum Order $50 Minimum Order
Picture may not depict actual tooth count
Picture may not depict actual tooth count

40A11 Type "A" Plate Sprocket 1/2" Stock Bore

Item ID: 40A11
Availability: 113 In Stock
Price: $4.54
Retail Price:$6.00
Your Savings:$1.46(24%)

Estimate Shipping

Adding other items will affect these rates
Nitro 40A11 Sprocket - Type A Plate Sprocket

40A11 sprockets are a ANSI standard size that has 11 teeth and works with #40 roller chain. These sprockets are known as a "Type A", which is a hubless roller chain sprocket. Our 40A11 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.

40A11 sprocket diagram
40A11 Sprocket Dimensions:
  • Fits ANSI Chain Size: #40
  • Number Of Teeth: 11
  • Bore (D1): 1/2"
  • Pitch Diameter (dp): 1.774"
  • Outside Diameter (de): 2.003"
  • Sprocket Thickness (B1): 0.284"
  • Material: 1045CD (Cold Drawn)
  • Hardened Teeth: Yes (30-45 Rc)
  • Type Of Finish: Black Oxide
Interchange Numbers
  • 40A11H