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 4140-01-420-6508
NSN 5855-00-688-9954
NSN 5835-01-167-1824
NSN 6220-01-193-9992
NSN 6130-01-652-5553
NSN 6105-01-135-8826
NSN 6320-00-481-7291
NSN 6130-01-419-6723
NSN 6105-01-389-8685
NSN 5945-00-319-4774
NSN 5990-00-412-0019
NSN 5910-01-423-7233