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 6685-01-487-4599
NSN 5998-00-068-8533
NSN 5835-00-228-9082
NSN 5990-01-054-4255
NSN 5945-01-240-0459
NSN 5990-01-074-5562
NSN 6105-01-067-9320
NSN 4140-01-513-0132
NSN 5998-01-145-7369
NSN 5999-00-203-5573
NSN 6650-01-366-6795
NSN 5925-01-500-2368