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 5965-00-577-6215
NSN 5998-01-500-9398
NSN 5915-01-412-0572
NSN 4140-00-521-0380
NSN 5960-01-050-6440
NSN 5905-00-544-2716
NSN 5925-01-145-5330
NSN 5920-01-068-3135
NSN 6650-01-594-0680
NSN 2925-00-386-8745
NSN 5925-01-125-0403
NSN 6320-01-354-6204