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 6610-00-343-9331
NSN 5835-00-888-9422
NSN 6145-00-019-0047
NSN 5996-00-677-5332
NSN 5855-00-151-3853
NSN 6620-01-424-6376
NSN 5999-01-652-6830
NSN 5925-01-613-9807
NSN 5965-01-277-1648
NSN 6130-01-627-6262
NSN 5855-00-256-5562
NSN 5930-01-562-1135