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 5905-01-318-9530
NSN 6620-01-605-1465
NSN 7035-00-731-8729
NSN 5920-00-808-0037
NSN 6105-01-333-5456
NSN 5925-01-578-6869
NSN 5945-01-048-7718
NSN 7035-01-534-6391
NSN 6135-01-313-8323
NSN 6240-01-313-2229
NSN 5999-00-185-7839
NSN 5950-01-550-3829