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 5999-00-553-3946
NSN 6650-01-477-0073
NSN 6685-01-617-3822
NSN 5990-01-548-3711
NSN 5920-00-017-2851
NSN 5999-01-187-2335
NSN 6150-00-516-8445
NSN 5905-01-342-7651
NSN 6145-00-833-7753
NSN 6110-01-416-2644
NSN 5855-00-962-2227
NSN 5950-01-468-5431