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 6150-00-596-9882
NSN 5835-01-168-6256
NSN 5999-01-313-8427
NSN 5990-01-121-1175
NSN 6610-01-067-6591
NSN 5985-01-392-2833
NSN 5855-01-556-7421
NSN 6650-00-583-1735
NSN 5965-00-716-7078
NSN 6685-01-573-1750
NSN 5990-00-099-0822
NSN 6685-01-631-2998