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 5960-01-023-8037
NSN 5935-01-337-4998
NSN 5915-01-265-1903
NSN 6320-01-289-0946
NSN 6145-00-218-7831
NSN 5910-01-289-7646
NSN 5998-01-652-9988
NSN 5990-00-731-7458
NSN 5910-00-967-3525
NSN 6685-01-050-8759
NSN 6105-00-635-9809
NSN 5855-01-354-7291