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 6620-00-761-2540
NSN 6105-00-230-4085
NSN 6135-01-520-8392
NSN 5915-00-835-6479
NSN 7035-00-549-2722
NSN 6610-00-450-4875
NSN 6220-00-647-3096
NSN 5905-01-386-4452
NSN 5895-01-021-2878
NSN 6130-01-367-5127
NSN 5835-00-756-4366
NSN 5895-01-456-9358