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 5950-01-486-8210
NSN 6145-01-013-7911
NSN 5910-01-103-7285
NSN 5965-00-811-3793
NSN 5998-00-320-6143
NSN 6645-01-069-3286
NSN 6620-01-364-0195
NSN 6240-01-143-5523
NSN 6105-01-528-4733
NSN 5996-00-994-3986
NSN 5945-01-177-9604
NSN 6685-00-730-6392