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 5975-01-237-5769
NSN 5960-01-100-0089
NSN 5950-01-198-2533
NSN 6620-00-303-0358
NSN 5945-00-648-0552
NSN 5998-01-542-4789
NSN 5999-01-451-4312
NSN 6685-01-436-1315
NSN 5999-00-926-3241
NSN 5855-01-321-3881
NSN 5999-01-361-8535
NSN 5920-01-369-0108