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 5998-00-186-6907
NSN 5998-00-100-2682
NSN 6610-01-317-4859
NSN 5998-01-387-0983
NSN 5965-01-056-1303
NSN 5920-01-415-2878
NSN 5915-01-571-9577
NSN 6105-01-272-9235
NSN 2925-00-964-7128
NSN 6685-00-827-9477
NSN 5975-01-159-9315
NSN 5910-01-028-1684