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 6135-01-176-1879
NSN 6685-01-392-0059
NSN 5996-00-632-0117
NSN 5965-01-033-9352
NSN 6620-00-114-2837
NSN 7035-00-572-7086
NSN 5950-01-383-5947
NSN 5990-01-443-2931
NSN 6110-01-479-9528
NSN 5855-01-165-6361
NSN 6240-00-297-3919
NSN 6685-00-901-0060