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 6145-01-411-6454
NSN 6650-00-614-1711
NSN 6610-01-465-1320
NSN 5965-01-495-1170
NSN 6610-01-171-3010
NSN 5960-00-271-1396
NSN 5905-00-626-6248
NSN 6135-01-558-7245
NSN 5895-00-118-7779
NSN 5910-00-001-4685
NSN 6685-01-160-7313
NSN 6650-01-181-4073