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 6610-00-631-8303
NSN 6320-01-627-8295
NSN 6645-00-017-8252
NSN 5985-00-841-7897
NSN 6620-00-894-7352
NSN 6105-01-397-2850
NSN 5945-00-501-1494
NSN 5985-00-156-0970
NSN 6105-01-592-4134
NSN 5930-01-417-8515
NSN 6645-00-153-3834
NSN 4140-00-657-4964