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 6130-01-497-2117
NSN 7035-01-561-6331
NSN 6150-01-421-4028
NSN 5996-01-359-8719
NSN 6145-01-425-7810
NSN 5960-01-168-5010
NSN 4140-00-836-4794
NSN 6130-00-038-8274
NSN 6320-00-925-0558
NSN 5965-01-138-0707
NSN 6135-00-432-8779
NSN 6650-01-314-8454