I looked on the shelf above my workbench and saw a battery post felt washer and thought about this thread. They're about 5/8" ID (the diameter of the battery post of course) and about 1 1/4" OD and about 1/8" thick. If that size would work, they should be readily available at any auto parts store.

Kevin
1951 Chevy 3100 work truck
Follow this saga in Project Journal
Photos
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.