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 5950-01-140-9769
NSN 6220-01-541-6283
NSN 5985-01-092-3354
NSN 6150-01-518-3362
NSN 5915-01-109-1873
NSN 5835-00-221-6628
NSN 5975-01-624-6139
NSN 6645-00-497-3495
NSN 5895-00-225-5926
NSN 5920-01-168-7810
NSN 5930-00-613-9769
NSN 5855-01-049-5354