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 6150-01-607-9510
NSN 5998-01-320-0847
NSN 5910-01-123-7848
NSN 6220-01-054-4926
NSN 6110-01-332-3842
NSN 5999-01-525-6949
NSN 5910-00-754-0444
NSN 6220-00-880-6921
NSN 6220-01-551-5359
NSN 5925-00-111-1969
NSN 5985-01-013-9044
NSN 5895-01-432-2464