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 5835-01-595-4099
NSN 5999-01-125-9354
NSN 7035-01-508-6447
NSN 6220-00-891-5227
NSN 5930-00-955-6714
NSN 6145-01-480-0629
NSN 6645-01-195-6207
NSN 5975-00-707-8036
NSN 6650-01-422-1037
NSN 5925-00-681-6089
NSN 5945-01-587-1072
NSN 5950-00-290-8090