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

50A12 Type "A" Plate Sprocket 5/8" Stock Bore

Item ID: 50A12
Availability: 78 In Stock
Price: $6.13
Retail Price:$8.11
Your Savings:$1.98(24%)

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Nitro 50A12 Sprocket - Type A Plate Sprocket

50A12 sprockets are a ANSI standard size that has 12 teeth and works with #50 roller chain. These sprockets are known as a "Type A", which is a hubless roller chain sprocket. Our 50A12 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.

50A12 sprocket diagram
50A12 Sprocket Dimensions:
  • Fits ANSI Chain Size: #50
  • Number Of Teeth: 12
  • Bore (D1): 5/8"
  • Pitch Diameter (dp): 2.415"
  • Outside Diameter (de): 2.708"
  • Sprocket Thickness (B1): 0.343"
  • Material: 1045CD (Cold Drawn)
  • Hardened Teeth: Yes (30-45 Rc)
  • Type Of Finish: Black Oxide
Interchange Numbers
  • 50A12H