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 6110-00-011-9591
NSN 6320-01-497-3116
NSN 5895-01-123-2352
NSN 5975-01-492-6144
NSN 5930-01-111-8791
NSN 6145-00-542-7980
NSN 6220-01-599-5471
NSN 6135-00-823-3034
NSN 5975-01-167-8598
NSN 6145-00-538-9885
NSN 5915-01-641-6139
NSN 6220-00-422-2355