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 6150-01-443-0137
NSN 5998-01-013-8550
NSN 5985-01-493-7139
NSN 5925-01-184-0633
NSN 6240-00-435-0433
NSN 5945-01-178-4085
NSN 5895-01-539-5333
NSN 5835-00-901-2545
NSN 5965-00-787-3028
NSN 5925-01-110-7404
NSN 6145-00-548-7195
NSN 5950-01-613-5688