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 5996-00-023-8705
NSN 6240-00-455-7640
NSN 5965-01-058-1414
NSN 6220-00-308-3487
NSN 5960-01-289-5272
NSN 5975-00-799-2584
NSN 7035-01-495-5063
NSN 6150-01-471-9706
NSN 6685-00-869-0584
NSN 4140-01-067-2587
NSN 5950-00-964-7450
NSN 5855-01-583-1037