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 6620-01-332-1691
NSN 5895-01-420-7571
NSN 5905-01-547-5867
NSN 6220-00-191-4887
NSN 6135-00-500-2082
NSN 6645-01-461-6102
NSN 5960-01-586-5235
NSN 5905-01-023-8416
NSN 5996-01-582-7083
NSN 5945-01-045-2023
NSN 5996-01-195-6509
NSN 5855-00-631-4565