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 5910-01-322-9497
NSN 5925-00-529-3950
NSN 5915-00-651-4665
NSN 7035-01-290-1447
NSN 5925-01-656-8490
NSN 6610-00-607-9459
NSN 6110-00-438-9158
NSN 5998-00-432-7719
NSN 4140-00-930-4673
NSN 5996-00-004-4699
NSN 5915-00-411-3650
NSN 6135-01-521-7693