A washer which is usually round with a centrally located hole. Its edges and two bearing surfaces are so designed that applied pressure brings into play the spring tension and/or frictional locking principle which materially resists any tendency toward turning. It may be made of one or two pieces
NSN 6650-01-276-9723
NSN 6135-00-269-5843
NSN 5999-01-106-8993
NSN 5965-01-347-1670
NSN 5855-01-467-3802
NSN 7035-01-412-3692
NSN 5905-00-218-1237
NSN 5965-01-337-5408
NSN 5965-01-308-7895
NSN 6650-01-364-0299
NSN 4140-01-089-0465
NSN 7035-01-543-0044