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 5998-01-158-5305
NSN 5999-00-575-9995
NSN 5905-00-944-3089
NSN 5935-01-370-5425
NSN 5996-01-400-3558
NSN 5945-01-018-3649
NSN 6135-00-542-6216
NSN 6150-00-058-8669
NSN 5925-01-521-3915
NSN 5950-01-200-4046
NSN 5905-00-420-2915
NSN 5905-01-093-9493