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 6220-00-468-0296
NSN 6220-01-365-1847
NSN 4140-01-128-7301
NSN 6650-00-826-7396
NSN 5910-00-241-6527
NSN 5925-01-479-0213
NSN 6150-00-221-5122
NSN 5910-01-112-9652
NSN 5965-01-506-1415
NSN 6145-00-936-0083
NSN 5996-01-121-8430
NSN 5999-00-223-1900