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 6645-01-158-8136
NSN 7035-00-312-3055
NSN 5996-00-230-5550
NSN 6645-00-192-1152
NSN 6320-00-270-8222
NSN 5895-00-972-0554
NSN 6150-00-636-8938
NSN 5965-00-372-2537
NSN 5950-00-068-4277
NSN 6105-01-541-3245
NSN 5930-01-295-7526
NSN 6240-01-201-5958