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 6650-00-078-5773
NSN 5915-01-391-7830
NSN 4140-01-161-7393
NSN 5960-01-133-0028
NSN 5950-01-567-5967
NSN 6220-01-252-1147
NSN 5930-00-719-7062
NSN 5990-01-471-7858
NSN 2925-01-437-1128
NSN 5895-00-532-6008
NSN 5998-01-631-4187
NSN 6610-01-202-7404