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 5915-00-615-9537
NSN 5985-01-308-5433
NSN 6610-00-126-3021
NSN 5975-01-417-5482
NSN 6320-01-215-1133
NSN 6135-01-626-3219
NSN 6645-01-593-3608
NSN 6320-00-024-1004
NSN 6320-01-202-8761
NSN 5920-01-449-3361
NSN 5895-01-634-0630
NSN 6240-00-344-8582