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 6685-01-067-0120
NSN 4140-01-122-4050
NSN 5835-01-303-6563
NSN 5855-00-962-5792
NSN 5990-01-147-5225
NSN 5998-00-740-7515
NSN 5990-01-485-8874
NSN 6610-01-483-2756
NSN 5910-01-039-0585
NSN 6650-01-465-5362
NSN 5975-00-910-3461
NSN 5835-01-180-9441