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 6240-01-330-2058
NSN 6645-00-012-5834
NSN 5960-01-126-4506
NSN 5990-00-067-6791
NSN 5895-01-360-2717
NSN 5910-01-659-3492
NSN 5985-00-918-0810
NSN 2925-01-166-4589
NSN 5990-00-853-6636
NSN 2925-00-139-8309
NSN 5945-01-190-6430
NSN 5915-00-195-4236