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 6620-01-193-4764
NSN 6645-01-487-7693
NSN 5910-01-392-6379
NSN 6620-01-425-5193
NSN 5999-01-023-4376
NSN 5998-01-587-3120
NSN 7035-01-512-8096
NSN 5985-01-487-7378
NSN 5965-00-049-7649
NSN 5915-00-141-0410
NSN 6150-00-576-3964
NSN 5945-00-529-0409