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 5905-00-141-2002
NSN 5930-01-285-9491
NSN 6105-01-170-0685
NSN 6645-01-384-7791
NSN 6105-01-485-1846
NSN 5935-01-386-5382
NSN 6220-01-634-0660
NSN 5965-01-467-2071
NSN 5985-01-569-1603
NSN 4140-01-100-1223
NSN 5950-01-394-0736
NSN 5990-00-269-2226