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 6320-01-286-9068
NSN 5960-01-362-1213
NSN 5915-01-014-3632
NSN 6610-00-518-4919
NSN 5920-01-165-2909
NSN 5855-01-247-0012
NSN 6220-00-446-2882
NSN 6240-00-981-4681
NSN 6645-00-209-5778
NSN 5985-01-205-7526
NSN 5945-00-135-4134
NSN 5999-01-494-7687