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 5895-01-343-9918
NSN 5990-00-164-1677
NSN 2925-01-412-9520
NSN 2925-01-157-9204
NSN 5990-01-407-1474
NSN 5999-01-086-9059
NSN 6645-00-032-5730
NSN 6610-01-364-0197
NSN 5930-01-573-2846
NSN 5905-01-384-2615
NSN 6150-01-116-2406
NSN 5925-01-150-4559