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 6320-01-245-5307
NSN 6150-00-728-2485
NSN 5905-01-506-9622
NSN 5935-01-606-1460
NSN 6645-01-591-3970
NSN 5905-01-240-5160
NSN 6650-00-373-9220
NSN 5965-00-651-7372
NSN 6240-01-475-6674
NSN 5910-01-508-7868
NSN 5990-01-216-1276
NSN 6145-00-738-5601