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 6645-01-342-0216
NSN 6150-01-185-5334
NSN 5960-01-294-2397
NSN 5945-00-926-8520
NSN 5990-00-518-3195
NSN 6620-01-291-8821
NSN 4140-01-592-3042
NSN 5985-00-779-7365
NSN 6320-01-021-6633
NSN 5915-01-519-3287
NSN 6620-01-381-6225
NSN 6220-00-581-3858