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 5960-01-399-4327
NSN 6610-01-442-3509
NSN 6650-01-195-3957
NSN 7035-01-485-0269
NSN 5915-00-078-8561
NSN 5999-00-285-2987
NSN 5895-01-197-7049
NSN 5895-01-626-0642
NSN 6650-00-889-6802
NSN 2925-01-394-9658
NSN 6685-00-513-4971
NSN 5990-00-201-1162