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 6130-00-523-9210
NSN 5910-00-834-3660
NSN 6645-01-590-2759
NSN 5915-01-602-9324
NSN 5920-01-553-5410
NSN 6610-01-445-5274
NSN 5965-00-058-1766
NSN 6145-00-492-0639
NSN 6610-01-446-5975
NSN 5996-01-162-3312
NSN 5895-01-580-2124
NSN 5915-01-231-8293