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 6610-01-250-9327
NSN 5855-00-631-4565
NSN 5999-01-418-7535
NSN 5920-01-181-8210
NSN 5998-01-024-3684
NSN 5998-01-012-6095
NSN 6220-01-415-4854
NSN 5910-00-317-7913
NSN 6240-01-557-1177
NSN 6240-00-978-9752
NSN 6650-01-044-9860
NSN 6145-01-062-1104