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 6645-01-422-5686
NSN 6105-01-112-0490
NSN 6620-01-106-3553
NSN 5999-00-824-0923
NSN 5855-01-302-9778
NSN 5835-01-495-0595
NSN 5965-01-143-9577
NSN 6220-00-137-8289
NSN 5998-00-004-1914
NSN 5905-00-243-9520
NSN 6130-01-077-7697
NSN 6135-00-519-1325