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 7035-00-163-6221
NSN 5930-00-270-1899
NSN 5945-00-998-1273
NSN 6320-00-857-4073
NSN 5960-01-126-6245
NSN 5965-00-513-1352
NSN 5920-01-501-9228
NSN 5920-01-433-2993
NSN 6645-01-226-6573
NSN 6650-01-431-8933
NSN 5895-01-562-0724
NSN 6620-01-068-4498