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 7035-01-353-6861
NSN 5910-01-633-9963
NSN 4140-01-333-9610
NSN 6145-01-511-0024
NSN 5999-00-138-3800
NSN 6650-00-904-0085
NSN 5915-00-840-8508
NSN 6620-01-212-8089
NSN 5835-01-290-4397
NSN 5855-00-631-4565
NSN 6150-01-243-8616
NSN 5960-00-000-0051