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 6145-01-255-9565
NSN 5835-00-446-2944
NSN 6645-00-930-9356
NSN 5905-01-258-5030
NSN 6685-00-230-4267
NSN 6685-01-186-0401
NSN 5975-01-649-9294
NSN 5895-01-146-7778
NSN 6610-00-658-2558
NSN 5855-01-147-4785
NSN 6150-01-290-1739
NSN 6105-00-248-9112