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 4140-01-098-8706
NSN 2925-01-469-8229
NSN 5855-01-088-8700
NSN 6240-01-197-0489
NSN 5930-01-368-1785
NSN 6220-01-325-6645
NSN 5950-01-502-6915
NSN 5975-00-908-4617
NSN 6240-01-210-0164
NSN 5990-01-189-9338
NSN 5855-01-323-5394
NSN 5945-01-542-9117