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 6620-01-649-0748
NSN 5965-00-296-9994
NSN 6150-01-541-6355
NSN 6620-00-820-9616
NSN 5915-00-325-3813
NSN 5895-00-932-1577
NSN 6320-01-578-6006
NSN 6610-00-901-5137
NSN 5950-00-432-6512
NSN 5905-01-429-7513
NSN 6240-00-218-1480
NSN 5895-01-485-2020