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 2925-01-309-5007
NSN 5990-00-932-3070
NSN 5990-00-694-4086
NSN 5930-00-666-2971
NSN 6220-01-144-5166
NSN 5930-01-130-1839
NSN 6650-01-598-4548
NSN 6320-01-407-8663
NSN 5895-01-601-3344
NSN 5905-01-549-1819
NSN 4140-01-431-2317
NSN 6645-00-559-3623