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 5960-01-538-2082
NSN 5935-00-889-8848
NSN 6220-00-709-8992
NSN 5975-00-943-1959
NSN 6150-00-987-9654
NSN 5915-00-328-1829
NSN 5985-00-542-7273
NSN 6650-01-349-8295
NSN 5965-00-849-1313
NSN 5920-01-426-2994
NSN 6150-01-032-4556
NSN 2925-01-463-8856