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 2925-01-539-9795
NSN 5998-00-600-2096
NSN 6135-01-391-6515
NSN 6220-01-428-3960
NSN 6645-01-388-0391
NSN 6110-00-241-1554
NSN 6145-01-462-3100
NSN 6130-00-027-5186
NSN 5998-00-243-2762
NSN 6610-01-142-3633
NSN 5935-01-608-7968
NSN 5950-01-418-1787