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 5998-01-245-8668
NSN 6130-01-341-9690
NSN 6130-01-429-0063
NSN 6645-01-366-5033
NSN 5999-01-034-1986
NSN 5998-01-631-8858
NSN 6150-01-451-9147
NSN 6320-01-190-1397
NSN 6620-00-886-1158
NSN 5835-00-113-6090
NSN 6240-01-097-4722
NSN 5915-01-587-2913