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 5920-01-032-5002
NSN 6320-00-575-6072
NSN 6240-01-007-0581
NSN 5905-01-472-2027
NSN 6240-00-105-0584
NSN 6150-00-528-4175
NSN 5935-00-418-8842
NSN 6645-01-174-8116
NSN 6150-01-610-9690
NSN 4140-01-337-0495
NSN 6135-01-204-3882
NSN 6645-01-410-8905