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 5998-00-148-3775
NSN 6320-01-652-3806
NSN 5975-01-384-3723
NSN 5915-00-280-1428
NSN 5855-01-571-6715
NSN 6135-01-128-5358
NSN 5950-01-600-5247
NSN 5915-01-416-9855
NSN 6145-00-249-6636
NSN 6620-00-303-9947
NSN 5855-00-532-0025
NSN 6220-01-359-4857