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 5910-01-400-2647
NSN 6650-00-202-4540
NSN 5999-01-339-0258
NSN 5996-01-334-8675
NSN 6105-00-246-7116
NSN 6320-00-403-6003
NSN 5965-01-521-7214
NSN 6620-00-357-1157
NSN 6105-01-294-6502
NSN 5930-00-705-9931
NSN 5915-01-338-9477
NSN 4140-00-274-9638