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 5996-01-383-7018
NSN 6135-01-359-5798
NSN 5960-01-512-0233
NSN 7035-01-551-1240
NSN 6320-01-364-1840
NSN 5925-00-897-8584
NSN 4140-01-470-4886
NSN 5990-01-231-9608
NSN 6150-01-109-9086
NSN 6240-01-258-6298
NSN 6105-01-007-4736
NSN 5999-00-264-3445