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Home>Roller Chain Sprockets & Hubs>Finished Bore Sprockets>#50 Finished Bore Sprockets > 50B20 1-3/16" Finished Bore Sprocket (50BS20H-1-3/16)
50B20 1-3/16" Finished Bore Sprocket (50BS20H-1-3/16)
Picture may not depict actual tooth count

50B20 1-3/16" Finished Bore Sprocket (50BS20H-1-3/16)

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Your Price: $13.79
Item ID:50B20-1-3/16
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ANSI Type B / BS finished bore sprockets have a hub on one side with two set screws and a keyway.  All Type B / BS Nitro sprockets have a black oxide finish.


Fits ANSI Chain Size: #50
Bore (D1): 1-3/16"
Number Of Teeth:20
Outside Diameter (de): 4.321"
Sprocket Thickness (B1): 0.343" (Not including Hub)
Hub Diameter (dm): 3
LTB - Length Thru Bore (A): 1 "
Keyway Size: 1/4" X 1/8"
Hardended Teeth: Yes (30-45Rc)

Keyway timed with centerline of tooth.

Interchange Numbers:

50BS20-1-3/16
50BS20H-1-3/16

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