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 6610-01-179-8352
NSN 5975-00-807-6124
NSN 5998-01-645-3200
NSN 4140-01-469-6140
NSN 5835-01-227-2318
NSN 5999-01-656-5582
NSN 6620-01-464-3087
NSN 6145-01-169-0759
NSN 5960-01-347-6791
NSN 6240-01-304-6355
NSN 5965-01-050-8447
NSN 6145-00-539-9799