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 6145-00-111-3902
NSN 6610-01-549-1802
NSN 5945-01-281-6968
NSN 6645-01-105-2239
NSN 5990-01-085-9117
NSN 5945-01-507-3637
NSN 5985-01-067-3752
NSN 6240-01-513-6526
NSN 5950-01-154-7932
NSN 5930-01-168-8069
NSN 6110-01-518-2517
NSN 5925-01-302-7208