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 6130-01-475-5142
NSN 6150-01-563-7724
NSN 6240-01-491-9512
NSN 5985-00-548-0167
NSN 5960-01-089-8155
NSN 5925-00-248-5734
NSN 5930-01-535-3999
NSN 5965-01-642-7660
NSN 5835-01-342-7975
NSN 6240-01-534-4007
NSN 6620-00-500-0041
NSN 5920-01-652-7136