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 5910-01-592-5921
NSN 5920-01-174-2579
NSN 6685-01-003-7776
NSN 6610-00-292-9895
NSN 6240-01-423-0605
NSN 6105-00-578-6242
NSN 6240-00-811-7162
NSN 6150-01-485-1664
NSN 5910-01-413-6356
NSN 5930-00-122-2046
NSN 5990-01-082-3807
NSN 5915-01-516-2133