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 6240-01-004-7515
NSN 5950-00-823-3294
NSN 5910-01-076-4052
NSN 5925-00-847-7725
NSN 6145-01-323-4753
NSN 6135-01-502-8771
NSN 5910-01-583-0642
NSN 5996-01-500-2820
NSN 6220-00-508-9155
NSN 5895-00-225-9589
NSN 5925-01-330-1358
NSN 6610-00-930-1249