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 5999-01-480-2468
NSN 5925-00-175-9349
NSN 6110-00-970-9545
NSN 6110-01-031-8476
NSN 5915-01-567-6723
NSN 4140-01-517-5462
NSN 5960-00-898-1845
NSN 6220-00-931-8837
NSN 6240-01-420-4246
NSN 6610-00-701-2600
NSN 6645-00-816-5337
NSN 5965-01-390-6725