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 6135-00-809-2148
NSN 6135-01-324-7718
NSN 5835-01-657-0245
NSN 4140-00-522-4069
NSN 5905-01-660-7414
NSN 5999-01-228-8193
NSN 5985-01-063-8884
NSN 7035-01-049-6776
NSN 5895-01-470-9864
NSN 5910-00-894-7025
NSN 7035-01-127-9019
NSN 2925-00-435-5604