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 6240-01-054-2289
NSN 5925-01-280-8390
NSN 6685-00-218-1229
NSN 5990-01-463-2279
NSN 5895-00-131-2431
NSN 5905-01-454-2919
NSN 5960-00-296-2464
NSN 5950-01-399-8700
NSN 6130-01-499-5533
NSN 5965-01-411-7667
NSN 5915-01-659-0990
NSN 6240-00-482-1142