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 6240-00-459-5367
NSN 6610-00-400-1202
NSN 6620-01-262-9489
NSN 6150-00-276-7483
NSN 5950-00-035-5000
NSN 5905-01-593-6444
NSN 5925-01-580-7714
NSN 6240-01-223-0115
NSN 6135-00-248-4102
NSN 6645-00-140-5173
NSN 5999-01-468-0300
NSN 5855-01-512-1926