Used on propeller shaft plug
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 5990-00-730-4366
NSN 6650-00-607-1351
NSN 5835-01-412-0344
NSN 5985-01-204-4503
NSN 6110-01-175-3426
NSN 5975-00-269-8391
NSN 5975-01-481-7537
NSN 5910-00-081-9173
NSN 6620-01-430-2188
NSN 5965-01-032-0940
NSN 6135-00-276-7625
NSN 5945-01-287-3589