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 5910-01-409-2852
NSN 5930-00-933-9058
NSN 5975-01-431-1399
NSN 2925-00-856-0115
NSN 6145-01-189-6564
NSN 6610-01-148-2181
NSN 6620-01-556-1695
NSN 5930-01-149-8052
NSN 5996-00-161-4202
NSN 6145-00-347-1171
NSN 5960-01-408-6290
NSN 5999-01-399-7791