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 5905-01-442-7682
NSN 5905-01-090-0447
NSN 5999-01-062-0302
NSN 6645-01-141-0310
NSN 5930-01-141-7018
NSN 6645-01-471-4960
NSN 5960-01-107-3272
NSN 6150-01-620-1848
NSN 5935-01-203-3713
NSN 5965-01-269-4338
NSN 5930-00-443-4231
NSN 6105-00-809-4356