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 6150-00-171-9455
NSN 5930-00-871-5084
NSN 6645-01-023-8020
NSN 5920-00-185-9587
NSN 2925-01-140-8957
NSN 5996-01-116-2523
NSN 5985-01-571-7959
NSN 5920-00-283-7178
NSN 6620-01-606-2002
NSN 5930-01-289-7642
NSN 5835-00-912-5656
NSN 4140-00-213-9937