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 5930-01-144-5417
NSN 5999-01-238-9128
NSN 5965-00-485-9575
NSN 6110-01-125-5627
NSN 5996-01-227-7497
NSN 5835-00-491-6075
NSN 4140-01-172-0084
NSN 6130-01-440-4604
NSN 6105-01-290-4738
NSN 5895-01-348-7442
NSN 5905-00-354-1777
NSN 2925-01-633-4048