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 6135-01-469-7574
NSN 5915-01-109-8960
NSN 5855-01-633-6885
NSN 6110-01-266-6217
NSN 5998-01-527-8386
NSN 5835-00-102-2373
NSN 5920-00-133-5400
NSN 5925-00-336-9150
NSN 5835-01-218-5560
NSN 6650-01-657-5108
NSN 6320-01-145-1503
NSN 6645-00-476-7176