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 5945-01-147-5377
NSN 5920-00-257-2950
NSN 6645-00-119-6221
NSN 5998-01-604-8864
NSN 5920-01-229-2709
NSN 5910-01-397-2213
NSN 6220-01-379-4528
NSN 6220-00-368-4945
NSN 5965-01-051-0126
NSN 5999-00-098-8528
NSN 6135-01-265-1384
NSN 6685-01-141-0386