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 5950-01-352-5805
NSN 5935-00-962-4714
NSN 4140-01-243-5817
NSN 6150-00-018-4757
NSN 5960-01-387-8467
NSN 5855-01-643-5136
NSN 5895-01-607-0906
NSN 5985-01-619-2998
NSN 6135-00-315-1187
NSN 5905-00-806-4852
NSN 6105-01-364-8811
NSN 6685-01-570-7892