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Gear Cutting

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Posted by Henry/">Henry on December 16, 1998 00:06:04 UTC

I have recently hobbed a gear using a 7/16-14 tap hoping for 240 teeth on a 5.460" dia. wheel. Unfortunately, the cut produced 244 teeth. Does anyone know the proper formula to use to find the correct outside dimension of the wheel? Any help will be greatly appreciated.

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