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 7035-01-200-4751
NSN 6240-01-332-1831
NSN 5910-01-119-2804
NSN 6645-00-955-7997
NSN 6220-01-031-9505
NSN 5935-01-583-9171
NSN 5835-01-593-7579
NSN 6220-01-322-8450
NSN 6130-01-172-1344
NSN 5920-01-291-4520
NSN 5910-00-967-6347
NSN 5990-01-485-0260