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 6110-01-475-1317
NSN 4140-00-993-6128
NSN 5950-01-343-8869
NSN 5998-01-468-0280
NSN 5915-01-403-2599
NSN 5855-01-208-1471
NSN 5960-01-225-1610
NSN 5935-00-246-5280
NSN 5935-01-196-5239
NSN 5985-01-017-6381
NSN 6650-00-852-2736
NSN 6135-01-068-0119