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 5985-00-225-3525
NSN 5835-01-099-5845
NSN 6220-01-444-4913
NSN 6220-00-191-2877
NSN 5975-01-162-6221
NSN 5990-01-386-5561
NSN 5950-00-756-5722
NSN 6645-01-230-8025
NSN 5915-01-466-4700
NSN 5999-00-067-3960
NSN 2925-01-101-4655
NSN 6220-00-899-6718