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 5905-01-197-5921
NSN 6610-01-398-8815
NSN 6650-00-469-6682
NSN 5895-00-270-6595
NSN 6685-00-017-9516
NSN 5965-01-575-2388
NSN 5985-01-512-9126
NSN 6145-00-775-0786
NSN 7035-00-327-0458
NSN 5996-01-535-6443
NSN 5998-01-197-7915
NSN 6145-00-728-4026