No other part numbers with same form, fit, and function found.
A washer having a centrally located hole and two flat bearing surfaces which are not parallel.
NSN 5965-01-411-6801
NSN 5985-01-380-8094
NSN 5935-01-399-3617
NSN 7035-00-803-3056
NSN 6650-01-176-6143
NSN 4140-01-151-7963
NSN 5945-01-615-4983
NSN 5925-01-419-6287
NSN 5998-01-616-7468
NSN 4140-00-021-2807
NSN 4140-01-550-0022
NSN 6110-01-391-2710