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 5855-01-330-3669
NSN 6110-01-160-8652
NSN 5990-01-139-6042
NSN 5990-01-390-2177
NSN 7035-01-593-3805
NSN 6650-01-653-7714
NSN 2925-01-550-0177
NSN 2925-01-426-3410
NSN 5920-01-651-7259
NSN 4140-01-512-9365
NSN 5915-01-215-1473
NSN 6135-01-546-4588