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 6610-00-161-7439
NSN 6645-01-620-4837
NSN 5835-01-170-0271
NSN 6105-01-098-2816
NSN 5835-01-384-3206
NSN 4140-01-146-3524
NSN 5998-01-086-4876
NSN 5910-01-057-6883
NSN 6645-01-441-4456
NSN 5855-00-411-7480
NSN 6135-00-840-6451
NSN 5990-01-352-5255