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 6150-01-569-1157
NSN 6145-01-648-1491
NSN 5945-01-268-0706
NSN 6145-01-482-0078
NSN 6320-01-428-9205
NSN 5920-00-761-2042
NSN 7035-01-433-9705
NSN 6620-01-189-8153
NSN 5999-01-014-0872
NSN 6110-00-866-2600
NSN 5835-01-103-3583
NSN 6135-00-248-4102