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 5975-01-216-0607
NSN 5895-01-141-9974
NSN 5996-01-449-8184
NSN 6650-01-660-5441
NSN 5998-00-197-8821
NSN 5935-01-059-7656
NSN 5996-01-311-8627
NSN 6130-01-415-9453
NSN 6150-01-233-1113
NSN 6130-01-302-7528
NSN 5950-00-628-2526
NSN 5910-01-200-2080