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 6135-01-222-0703
NSN 5930-00-878-6734
NSN 5895-01-213-5976
NSN 6620-01-247-4127
NSN 5925-00-130-2586
NSN 6145-01-595-1828
NSN 6150-01-470-0488
NSN 5920-00-092-8729
NSN 5925-00-474-5401
NSN 5985-01-547-6134
NSN 5895-00-355-3327
NSN 6145-01-206-3539