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 5920-00-139-3736
NSN 5925-01-381-0614
NSN 6220-01-065-8544
NSN 6220-00-189-6561
NSN 5960-00-900-0062
NSN 6645-00-551-8291
NSN 6645-00-256-4072
NSN 6110-01-441-9041
NSN 7035-00-803-3056
NSN 6110-01-334-9536
NSN 6620-01-029-3705
NSN 2925-00-923-5375