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 5910-00-069-4417
NSN 5910-01-492-5843
NSN 4140-01-550-8123
NSN 6135-01-582-5987
NSN 5925-01-360-3090
NSN 5835-01-399-5820
NSN 5895-01-006-0920
NSN 6150-01-588-6873
NSN 4140-01-023-8846
NSN 5975-01-428-9118
NSN 5920-01-492-5788
NSN 5998-01-057-7985