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 5925-00-728-9615
NSN 6110-00-085-3275
NSN 6150-01-198-2070
NSN 6650-00-466-1697
NSN 5920-01-198-2222
NSN 6240-01-603-0143
NSN 4140-01-233-1517
NSN 6320-00-216-8779
NSN 6650-01-145-5173
NSN 5930-01-378-9201
NSN 6145-00-110-8305
NSN 5996-01-161-9408