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 6650-00-011-0776
NSN 6610-01-334-6569
NSN 5998-01-560-0341
NSN 6320-00-004-9158
NSN 5905-01-414-9975
NSN 5855-00-629-5343
NSN 5985-01-254-4534
NSN 5910-01-158-6870
NSN 6130-01-485-8811
NSN 6150-01-010-2988
NSN 5999-01-106-0015
NSN 5996-00-836-7393