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 5915-01-579-3650
NSN 6620-01-121-4019
NSN 5965-01-537-1536
NSN 4140-01-127-3916
NSN 5999-01-227-5447
NSN 6110-01-295-5322
NSN 5965-01-119-8237
NSN 6320-00-036-3688
NSN 5999-01-381-6159
NSN 6240-01-201-6965
NSN 6105-01-345-6425
NSN 4140-01-188-5538