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 6650-00-779-7294
NSN 5950-01-519-8947
NSN 5855-00-904-9469
NSN 6220-00-079-0178
NSN 5905-01-332-3660
NSN 5945-01-154-1245
NSN 5905-01-172-7955
NSN 6240-01-364-0815
NSN 4140-00-605-0396
NSN 4140-00-985-0182
NSN 6610-01-633-8931
NSN 7035-01-600-4127