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 6240-01-273-0193
NSN 6650-00-327-5846
NSN 5998-00-197-5849
NSN 6645-01-607-5999
NSN 5855-01-380-5102
NSN 5915-01-592-3411
NSN 5965-00-768-4366
NSN 6110-01-188-6026
NSN 6130-01-248-7667
NSN 5930-00-284-9056
NSN 6130-00-178-0716
NSN 5975-00-001-2758