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 5835-01-394-7589
NSN 6145-01-543-0832
NSN 6135-00-542-6216
NSN 6620-00-959-6614
NSN 5930-01-541-6794
NSN 5990-00-350-2352
NSN 6645-01-215-7247
NSN 5835-01-632-6627
NSN 5935-00-963-1287
NSN 6145-01-511-0710
NSN 4140-01-349-3914
NSN 5935-01-555-8969