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 5935-01-503-7160
NSN 6220-01-195-6637
NSN 6145-00-490-9180
NSN 5996-01-265-5150
NSN 5835-01-055-6063
NSN 6645-01-195-3329
NSN 5855-00-832-9341
NSN 5905-01-435-4531
NSN 2925-00-295-8109
NSN 5960-01-399-4327
NSN 6145-01-518-7073
NSN 5990-01-492-1114