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 5985-00-648-2081
NSN 6105-01-300-6832
NSN 5910-01-056-5111
NSN 5920-01-084-7975
NSN 6220-01-521-2720
NSN 5999-00-651-8997
NSN 6105-01-228-7317
NSN 5920-01-543-6348
NSN 5925-00-539-8372
NSN 5895-01-584-3981
NSN 5965-00-624-4134
NSN 6110-01-616-8295