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 5925-01-171-7090
NSN 6145-00-861-6035
NSN 6645-00-139-9239
NSN 5975-01-177-9346
NSN 5915-00-070-7599
NSN 6610-00-186-8229
NSN 5975-01-443-3292
NSN 5975-01-315-7951
NSN 5905-01-509-2347
NSN 6145-01-448-9332
NSN 5990-00-559-1822
NSN 6320-01-108-5933