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 5925-01-357-7180
NSN 6240-00-299-9819
NSN 6620-00-496-8697
NSN 6135-01-633-8502
NSN 6685-00-446-2692
NSN 5930-01-003-9174
NSN 5920-01-067-2944
NSN 6650-01-014-7671
NSN 6110-01-049-1679
NSN 5945-00-185-6609
NSN 5985-00-964-3547
NSN 5895-00-992-0747