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 7035-01-287-9817
NSN 5998-01-483-1123
NSN 6610-01-400-3880
NSN 6645-01-200-3577
NSN 6110-01-181-0293
NSN 6130-01-055-6846
NSN 5960-00-104-5955
NSN 5990-01-384-2697
NSN 6240-01-282-7094
NSN 6610-01-512-8154
NSN 5945-01-130-8303
NSN 5965-01-431-5809