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 5950-00-971-8993
NSN 6135-00-145-8884
NSN 5925-01-046-7448
NSN 5905-01-331-7544
NSN 6320-01-540-4885
NSN 5998-01-646-7216
NSN 6620-01-345-4835
NSN 5965-01-431-7377
NSN 6685-00-459-4593
NSN 6135-01-010-0891
NSN 5855-01-634-0259
NSN 2925-00-111-4097