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 6620-01-284-6526
NSN 6685-01-399-8584
NSN 6685-01-231-7794
NSN 5998-01-342-5182
NSN 5925-01-082-0591
NSN 7035-00-421-8710
NSN 5999-01-444-5854
NSN 5960-01-593-1936
NSN 6240-01-573-7036
NSN 5945-00-171-0408
NSN 6240-01-519-5514
NSN 5960-01-014-3876