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 5975-01-337-0638
NSN 6110-01-023-3568
NSN 5925-01-317-3869
NSN 6240-01-429-9826
NSN 5920-01-066-6926
NSN 5975-00-677-4345
NSN 6150-00-061-8338
NSN 6685-01-196-8334
NSN 5920-00-521-8331
NSN 5910-01-324-7176
NSN 2925-00-530-3673
NSN 6320-00-857-4073