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 5935-01-408-4350
NSN 5925-01-542-9068
NSN 5895-01-416-0381
NSN 5998-01-241-1094
NSN 5975-01-339-9970
NSN 5960-01-036-1223
NSN 6150-01-659-2959
NSN 6645-01-553-8500
NSN 6620-01-168-8450
NSN 5855-01-656-6808
NSN 6220-00-202-8591
NSN 5950-00-263-0541