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 5835-01-580-0446
NSN 5985-01-588-9383
NSN 6105-01-090-1166
NSN 5855-00-481-0019
NSN 5990-00-481-7208
NSN 5990-01-029-9965
NSN 5965-00-434-7617
NSN 5950-01-598-4441
NSN 6110-01-062-9352
NSN 6240-01-231-3610
NSN 7035-00-991-6877
NSN 5925-00-395-3566