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 5920-01-496-2513
NSN 5965-00-049-7649
NSN 4140-00-097-0167
NSN 5950-00-281-2389
NSN 6240-01-168-6185
NSN 4140-00-816-8820
NSN 5945-00-170-8632
NSN 5925-01-407-8617
NSN 5998-01-395-9681
NSN 5925-00-502-9276
NSN 5975-00-171-3608
NSN 4140-01-459-3136