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 5835-01-438-6037
NSN 5975-01-139-3860
NSN 5990-01-303-6110
NSN 5915-00-324-0668
NSN 6620-00-916-3134
NSN 2925-01-267-1598
NSN 6130-01-456-0380
NSN 5905-01-575-2595
NSN 6320-01-610-4410
NSN 5975-01-416-0684
NSN 5930-01-604-0753
NSN 5925-01-069-2995