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 4140-01-036-1953
NSN 6145-01-046-4663
NSN 6650-01-519-3818
NSN 5996-01-239-2803
NSN 5855-00-937-2188
NSN 5835-00-074-3700
NSN 5960-00-806-5614
NSN 5990-00-485-7600
NSN 6220-00-231-5778
NSN 6320-01-513-9166
NSN 6150-01-021-2678
NSN 6135-00-078-9931