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 5855-01-604-9997
NSN 6150-00-276-7483
NSN 6135-00-628-1142
NSN 5975-01-558-9499
NSN 5905-00-108-7018
NSN 4140-01-420-6263
NSN 5925-00-421-2802
NSN 5950-00-089-1264
NSN 5975-01-595-9231
NSN 5905-01-527-4425
NSN 5930-00-825-2681
NSN 6610-00-450-4875