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 5910-00-148-7031
NSN 5945-00-940-0857
NSN 6650-01-006-1526
NSN 5855-01-506-4610
NSN 6130-01-274-5852
NSN 5998-01-209-6715
NSN 5925-01-607-3296
NSN 6685-01-214-6582
NSN 5835-00-003-0295
NSN 5835-01-432-8801
NSN 6135-00-405-1989
NSN 6240-00-082-1142