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 5965-01-258-8735
NSN 5965-01-379-7706
NSN 5895-01-202-5306
NSN 5945-01-264-8891
NSN 5985-00-389-7389
NSN 5910-00-510-6612
NSN 6135-01-223-3869
NSN 6645-00-171-9639
NSN 6240-01-474-3039
NSN 6135-01-010-0891
NSN 6150-01-144-7317
NSN 5935-01-132-6554