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 6220-01-541-1608
NSN 6220-00-069-5239
NSN 5960-01-424-0590
NSN 6145-01-547-1821
NSN 5920-01-564-9262
NSN 5905-01-283-4401
NSN 5998-01-062-7628
NSN 6135-00-676-5807
NSN 6240-00-101-0008
NSN 5835-01-277-7167
NSN 5965-01-191-0735
NSN 5925-01-507-4612