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 6150-01-106-4678
NSN 5915-00-127-4305
NSN 5975-00-188-1164
NSN 6130-00-635-9853
NSN 6650-01-272-9746
NSN 5920-01-339-3977
NSN 6240-00-854-1962
NSN 6685-01-466-6248
NSN 5895-01-262-1191
NSN 5945-01-271-8697
NSN 5998-00-090-3561
NSN 5905-01-435-6357