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 6130-00-881-9538
NSN 6130-01-436-8158
NSN 6240-01-055-9696
NSN 5990-01-254-3197
NSN 6110-00-381-0602
NSN 5915-00-449-4488
NSN 6150-01-092-5188
NSN 6135-01-122-4448
NSN 5965-01-411-9933
NSN 5985-00-159-8306
NSN 6620-01-568-9203
NSN 5998-01-303-3764