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 6135-01-358-7720
NSN 5950-01-440-0496
NSN 6240-01-223-4917
NSN 7035-01-171-7296
NSN 5895-01-567-0197
NSN 5920-01-135-9261
NSN 5960-00-584-4553
NSN 5965-01-620-0051
NSN 6645-01-247-4549
NSN 6130-00-274-6351
NSN 5985-00-117-7246
NSN 2925-01-327-3069