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 6150-00-897-4318
NSN 4140-01-381-0099
NSN 5965-00-285-0745
NSN 5998-01-602-5916
NSN 6150-01-265-2337
NSN 6240-00-607-4303
NSN 5920-01-278-0600
NSN 6105-01-641-3334
NSN 6110-00-480-4827
NSN 5965-00-007-7863
NSN 5855-01-308-0955
NSN 5930-01-441-9882