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 5998-01-508-9185
NSN 6240-01-444-1519
NSN 5905-01-534-7894
NSN 5930-01-501-9373
NSN 6150-00-937-0883
NSN 5985-01-138-5234
NSN 5990-00-402-7721
NSN 5998-01-244-8534
NSN 5855-01-469-6123
NSN 6610-01-308-6148
NSN 5945-01-471-2843
NSN 6320-01-540-4885