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 6145-01-386-3084
NSN 5920-01-299-1932
NSN 6620-01-573-8003
NSN 5999-00-050-1802
NSN 6135-01-017-3001
NSN 4140-01-348-4053
NSN 6150-01-370-3607
NSN 6130-01-297-3727
NSN 5855-00-235-2676
NSN 6130-01-464-3341
NSN 2925-00-071-4197
NSN 6110-01-331-4017