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 5960-00-040-9989
NSN 4140-01-659-3164
NSN 6610-01-383-6982
NSN 5950-01-512-2430
NSN 6610-00-091-7347
NSN 5910-01-075-9466
NSN 5835-01-632-6627
NSN 5965-00-868-8711
NSN 5915-01-308-1537
NSN 2925-01-381-5307
NSN 6620-01-425-5193
NSN 5895-01-380-0304