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 6105-01-423-8242
NSN 5920-01-517-5346
NSN 6130-01-463-2874
NSN 6685-00-783-8875
NSN 5915-01-456-9884
NSN 5996-01-468-8809
NSN 4140-01-031-9524
NSN 5965-00-226-7870
NSN 2925-01-149-2865
NSN 4140-00-517-7902
NSN 5935-01-400-0767
NSN 5960-00-985-9002