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 4140-01-652-5057
NSN 6240-00-449-6003
NSN 6145-01-625-2550
NSN 5835-00-451-2982
NSN 6105-00-005-5261
NSN 6645-01-333-5810
NSN 7035-01-566-6248
NSN 5910-00-112-7013
NSN 6220-01-658-0175
NSN 5975-01-567-9475
NSN 6650-01-555-8349
NSN 6110-01-501-1478