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 5950-00-784-7764
NSN 6135-01-557-3351
NSN 5945-01-623-6193
NSN 5855-01-158-2709
NSN 6620-01-020-1722
NSN 6135-01-071-4923
NSN 6620-00-959-6614
NSN 6135-00-100-0485
NSN 5960-01-504-3415
NSN 5975-01-065-4863
NSN 5945-01-511-8078
NSN 4140-01-147-8525