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 6645-00-492-6119
NSN 6320-01-143-3597
NSN 5915-01-313-8364
NSN 5835-01-193-6192
NSN 4140-01-424-6438
NSN 5855-01-620-0958
NSN 5999-00-021-6345
NSN 5920-01-541-5030
NSN 6145-01-345-1916
NSN 5960-01-445-9655
NSN 6610-01-305-0954
NSN 5920-01-537-7784