If the washer is being flattened when installed, the OD ID will get smaller. That might be what's going on.

Last edited by klhansen; 11/09/2024 5:33 PM. Reason: Fixed OOPS
Kevin
1951 Chevy 3100 work truck
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1929 Ford pickup restored from the ground up. | 1929 Ford Special Coupe (First car)
Busting rust since the mid-60's
If you're smart enough to take it apart, you darn well better be smart enough to put it back together.