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 6110-01-012-4710
NSN 5996-01-606-9454
NSN 6135-01-443-5279
NSN 6610-01-182-1182
NSN 4140-00-849-0403
NSN 5855-00-004-0904
NSN 5905-00-726-3331
NSN 5975-00-366-7440
NSN 5960-01-123-8775
NSN 5895-01-116-5843
NSN 6320-00-194-4252
NSN 6145-00-609-5330