40B20 1-1/4
Picture may not depict actual tooth count

40B20 1-1/4" Finished Bore Sprocket (40BS20H-1-1/4)

Item ID: 40B20-1-1/4
Your Price: $10.87
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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: #40
Bore (D1): 1-1/4"
Number Of Teeth:20
Outside Diameter (de): 3.457"
Sprocket Thickness (B1): 0.284" (Not including Hub)
Hub Diameter (dm): 2-5/8"
LTB - Length Thru Bore (A): 1"
Keyway Size: 1/4" X 1/8"
Hardended Teeth: Yes (30-45Rc)
Number Of Setscrews: 2


Interchange Numbers:

40BS20-1-1/4
40BS20H-1-1/4

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