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 5935-01-327-0960
NSN 5975-01-411-7724
NSN 6240-01-158-4266
NSN 6650-00-834-9062
NSN 5996-00-115-6458
NSN 5985-01-150-1666
NSN 5935-01-652-1526
NSN 6610-01-265-0999
NSN 6220-01-454-1396
NSN 5965-01-574-0084
NSN 6145-01-611-8768
NSN 6150-01-419-8708