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 6145-00-904-6059
NSN 6645-01-209-6881
NSN 6110-01-193-7935
NSN 5990-01-443-2931
NSN 5985-01-628-5835
NSN 6320-00-194-4252
NSN 5925-01-367-9001
NSN 5930-01-483-0260
NSN 5950-01-425-8652
NSN 6135-00-276-7625
NSN 6110-01-448-1736
NSN 5975-01-422-2033