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 5960-01-084-7381
NSN 5975-01-497-6135
NSN 6620-01-004-7072
NSN 5920-01-295-9250
NSN 5945-01-471-8074
NSN 5905-01-579-8092
NSN 4140-01-580-8573
NSN 5960-01-263-1641
NSN 6105-00-775-2925
NSN 6145-01-531-3136
NSN 6150-01-068-2356
NSN 5935-01-415-5965