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 5999-00-345-6214
NSN 6145-01-463-9001
NSN 5960-01-305-1874
NSN 5960-00-967-1920
NSN 6145-01-631-5894
NSN 5930-01-559-1084
NSN 4140-00-111-3247
NSN 5855-00-472-2055
NSN 5965-00-583-4865
NSN 6240-01-253-0687
NSN 6130-01-492-4307
NSN 5950-01-055-7861