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 6130-00-357-9368
NSN 6650-01-457-8743
NSN 5920-00-833-7245
NSN 5895-01-182-7291
NSN 5905-01-329-3248
NSN 6240-01-159-8314
NSN 5910-01-210-8382
NSN 5855-00-089-3974
NSN 5996-00-304-8196
NSN 5945-01-502-6921
NSN 6650-01-399-8552
NSN 5930-01-470-2352