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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 5920-00-867-4052
NSN 5835-01-202-9673
NSN 6645-01-069-1326
NSN 6145-00-902-1410
NSN 6685-01-026-7364
NSN 5835-00-550-7728
NSN 5905-00-003-8302
NSN 6135-01-420-5907
NSN 6650-00-242-7961
NSN 5985-01-372-3069
NSN 5915-01-444-2198
NSN 5945-01-203-4994