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 5930-01-257-7455
NSN 5920-01-207-9362
NSN 6645-01-010-3746
NSN 6620-01-441-0240
NSN 5990-00-078-8529
NSN 6685-01-175-1903
NSN 6130-01-400-6123
NSN 6685-00-159-8954
NSN 6130-01-218-9247
NSN 6145-00-437-0025
NSN 6645-01-071-7515
NSN 6240-01-037-2215