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 5985-00-141-5971
NSN 5999-01-320-7887
NSN 6650-01-339-5257
NSN 5975-00-448-6756
NSN 6685-00-276-9889
NSN 6610-00-136-9654
NSN 6610-01-621-2834
NSN 5999-01-222-0389
NSN 6220-01-355-6316
NSN 6610-01-184-3210
NSN 4140-01-247-4837
NSN 6685-00-296-0392