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 6110-00-353-0139
NSN 5915-01-367-7420
NSN 6135-01-281-4758
NSN 6145-01-055-6976
NSN 6240-01-376-2056
NSN 5910-01-197-5922
NSN 5910-01-248-9303
NSN 5930-00-235-0108
NSN 6135-00-932-3136
NSN 5905-01-348-2813
NSN 2925-01-535-7235
NSN 6685-01-327-3286