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 6645-01-434-7444
NSN 5996-01-564-8908
NSN 7035-01-432-2424
NSN 6320-01-536-3077
NSN 6685-00-673-3909
NSN 5925-01-634-0664
NSN 6240-00-069-3505
NSN 5930-00-982-2816
NSN 5965-01-222-2613
NSN 5990-01-146-1779
NSN 5950-01-457-7492
NSN 6645-00-069-4381