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 6240-00-936-2056
NSN 5960-01-005-1192
NSN 6320-01-506-9439
NSN 5925-01-293-0896
NSN 5910-01-289-4076
NSN 5930-00-075-2382
NSN 5950-01-357-9269
NSN 5990-01-616-5242
NSN 6645-00-451-6462
NSN 5855-01-208-1471
NSN 6145-00-243-8466
NSN 5930-01-520-9295