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 5935-00-200-1017
NSN 5985-00-374-1062
NSN 5960-01-180-2776
NSN 5960-01-167-8796
NSN 6110-01-408-4002
NSN 6650-01-506-5636
NSN 7035-01-432-1163
NSN 5985-00-197-5392
NSN 5895-01-219-0132
NSN 5996-00-289-9847
NSN 5920-00-416-5999
NSN 2925-01-127-0167