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 5950-00-187-5067
NSN 6620-00-197-5130
NSN 5905-00-452-0723
NSN 6145-01-343-6712
NSN 6620-01-023-2938
NSN 5855-01-654-7314
NSN 4140-01-613-2800
NSN 2925-00-005-1618
NSN 5998-01-526-7709
NSN 6135-01-286-9563
NSN 5935-01-217-6007
NSN 6685-01-604-4054