An item specifically designed to be inserted between (2) two disk, clutch. It has a centrally located hole and its outer peripheral may include lugs or slot and the like.
NSN 5950-01-394-3731
NSN 5910-00-392-6822
NSN 6620-01-026-0346
NSN 6240-01-205-4784
NSN 5925-01-067-1248
NSN 6130-01-140-0463
NSN 5935-00-203-5372
NSN 6610-01-384-1587
NSN 6135-00-182-7008
NSN 5935-01-339-8138
NSN 4140-01-367-8058
NSN 6610-00-692-3048