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Sprocket 40B48H Heat treated Type B for #40 roller chain 48 tooth QTY 1

40B48H Type B Hub Sprocket

48 Teeth Heat treated Type B for #40 roller chain

With Keyway and 2 Set Screws

1 Outside dia 7.93"

L.T.B. 1.13"

Pick Your Bore Size 

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Standard Keyway Sizes
Listed are the standard keyway sizes furnished with corresponding bore sizes.

Bore          To        Keyway
1/2” to 9/16”         = 1/8” X 1/16”
5/8” to 7/8”           = 3/16” X 3/32”
15/16” to 1-1/4”    =  1/4” X 1/8”
1-5/16” to 1-3/8”   = 5/16” X 5/32”
1-7/16” to 1-3/4”   = 3/8” X 3/16”
1-3/16” to 2-1/4”   = 1/2” X 1/4”