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 5910-00-394-9524
NSN 5925-01-394-4953
NSN 5950-01-373-5157
NSN 5975-00-311-6130
NSN 5855-00-149-0766
NSN 2925-01-593-2542
NSN 5905-01-024-6264
NSN 5855-01-068-3683
NSN 5975-00-587-4871
NSN 6220-01-513-9279
NSN 5975-00-539-7300
NSN 6685-00-491-3781