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 5975-00-556-2146
NSN 5910-01-309-7345
NSN 6150-00-250-9171
NSN 5999-01-504-9067
NSN 5920-00-079-3972
NSN 5985-01-328-8878
NSN 5835-01-457-5630
NSN 5930-01-418-7186
NSN 5950-00-378-9959
NSN 5935-01-089-7920
NSN 5975-01-435-4899
NSN 5895-01-571-6986