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 6135-00-255-1340
NSN 5950-00-486-1691
NSN 5945-01-337-0278
NSN 6220-00-846-5458
NSN 5990-01-457-7786
NSN 6150-01-223-6147
NSN 5985-01-108-7368
NSN 5855-01-278-4868
NSN 6145-01-126-5978
NSN 5905-01-196-2735
NSN 4140-00-144-6833
NSN 5998-01-418-2522