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 6135-01-539-9009
NSN 6110-01-400-4207
NSN 6240-00-104-4662
NSN 6240-01-328-0718
NSN 6150-00-295-5714
NSN 5975-01-462-4855
NSN 5975-00-686-7605
NSN 5960-01-085-0604
NSN 6610-00-498-3257
NSN 5935-01-587-3830
NSN 6105-00-811-1990
NSN 5935-01-381-0824