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 2925-00-159-9003
NSN 5930-01-653-1618
NSN 6220-01-358-5134
NSN 5915-00-005-2629
NSN 5930-00-972-8228
NSN 6650-01-282-3025
NSN 2925-01-446-6976
NSN 5835-01-485-1408
NSN 4140-01-193-8102
NSN 5910-00-608-7761
NSN 5920-01-479-4724
NSN 6145-01-568-2227