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 5950-01-376-2008
NSN 5930-00-138-5235
NSN 5895-01-235-6917
NSN 4140-00-781-5700
NSN 6240-00-696-0249
NSN 7035-00-523-7492
NSN 6150-01-325-9872
NSN 6145-00-542-6182
NSN 5920-00-914-2707
NSN 6240-01-574-0261
NSN 6110-01-244-3471
NSN 6650-00-067-3572