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 5985-01-065-0959
NSN 6145-00-438-8979
NSN 6620-00-902-3688
NSN 6130-01-645-1140
NSN 6240-01-581-2000
NSN 6135-01-286-9563
NSN 6130-01-578-6233
NSN 2925-00-957-7329
NSN 6110-01-386-1536
NSN 4140-00-155-8012
NSN 6110-01-270-4841
NSN 5999-01-053-0668