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 5950-01-249-3415
NSN 5975-01-634-0678
NSN 5965-00-622-3328
NSN 5999-00-704-5449
NSN 6645-01-266-0883
NSN 6685-01-142-1969
NSN 6645-01-443-0269
NSN 5990-01-527-7640
NSN 5835-01-422-7393
NSN 5835-01-485-0210
NSN 5920-00-146-4109
NSN 5925-00-955-0659