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 6685-00-560-7210
NSN 6650-01-529-6721
NSN 6130-01-577-6193
NSN 5965-00-400-6228
NSN 5945-01-203-4994
NSN 6220-01-417-1847
NSN 6620-00-826-7238
NSN 6620-01-412-5514
NSN 5965-01-395-7527
NSN 7035-01-206-2623
NSN 6645-01-231-9891
NSN 6620-00-005-5624