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 6110-01-152-9115
NSN 5930-01-166-9208
NSN 6610-00-680-8325
NSN 6240-00-300-9883
NSN 5998-01-625-9768
NSN 5999-00-916-2657
NSN 2925-01-454-2046
NSN 5855-01-114-3513
NSN 6620-01-168-8244
NSN 5950-01-440-9379
NSN 6650-01-207-0829
NSN 5975-01-155-4856