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 5990-00-147-3144
NSN 6240-01-192-2479
NSN 6135-00-182-7008
NSN 6650-01-543-7045
NSN 5950-00-138-7608
NSN 5910-01-655-5513
NSN 5905-01-108-1512
NSN 5999-00-165-3698
NSN 6610-00-417-4299
NSN 6130-01-326-1846
NSN 5910-00-918-2467
NSN 6110-00-342-7433