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 6320-00-360-1744
NSN 5910-01-156-0752
NSN 5915-01-517-6528
NSN 6620-00-782-0337
NSN 5985-00-319-7565
NSN 6650-01-423-2834
NSN 6150-01-352-5248
NSN 5998-01-634-0604
NSN 5915-00-959-5454
NSN 6220-00-202-8591
NSN 6645-01-185-7684
NSN 6130-01-194-7803