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 5998-01-451-8210
NSN 2925-01-633-4048
NSN 6645-01-533-8408
NSN 5915-01-609-3322
NSN 5985-01-522-4498
NSN 5835-00-632-8621
NSN 5996-01-631-2996
NSN 6610-00-053-9565
NSN 2925-00-953-2920
NSN 5835-01-190-5192
NSN 6220-01-008-7401
NSN 5930-00-812-2652