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 6110-00-205-1778
NSN 5965-00-393-1294
NSN 5855-00-160-2286
NSN 5835-00-419-0575
NSN 5895-00-637-2658
NSN 5975-01-148-9397
NSN 2925-01-178-0063
NSN 7035-01-632-0011
NSN 6650-01-049-5361
NSN 6320-01-627-1594
NSN 5910-01-394-1663
NSN 5895-00-659-8434