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 5895-00-586-1068
NSN 5998-00-981-6724
NSN 5935-01-648-2689
NSN 5999-00-837-1426
NSN 6645-00-466-0685
NSN 5905-01-129-4305
NSN 6645-01-277-0530
NSN 5950-01-054-7960
NSN 5999-00-623-6144
NSN 6135-00-078-9931
NSN 5965-00-995-6636
NSN 5998-01-396-3277