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 5895-00-926-8714
NSN 5950-01-010-7662
NSN 5855-01-543-8175
NSN 6150-01-451-4049
NSN 5985-00-187-8985
NSN 6685-01-129-4815
NSN 5835-01-200-7153
NSN 6220-01-547-3775
NSN 5996-00-846-3300
NSN 5960-00-410-3500
NSN 6685-01-623-9900
NSN 5930-00-549-7531