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 4140-01-195-6489
NSN 5855-00-862-3345
NSN 6610-00-152-5087
NSN 5975-01-428-3305
NSN 6110-00-111-2761
NSN 6150-00-518-1402
NSN 5905-01-258-5755
NSN 5998-01-444-4242
NSN 6610-01-130-0744
NSN 5960-01-171-1664
NSN 5990-01-651-0170
NSN 5950-01-199-3824