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 5835-01-099-8702
NSN 5905-00-451-6400
NSN 4140-01-446-6007
NSN 5960-01-570-8605
NSN 5960-01-449-1310
NSN 5965-01-522-4632
NSN 6105-00-447-9937
NSN 5975-01-463-9050
NSN 5930-00-905-6187
NSN 5990-00-369-1532
NSN 5945-00-542-9344
NSN 5985-01-306-2034