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 5985-01-127-1989
NSN 6645-01-626-2494
NSN 5910-01-179-8525
NSN 5915-01-130-5941
NSN 6685-01-500-8158
NSN 5975-00-736-3420
NSN 5999-00-270-7934
NSN 5965-00-524-5520
NSN 5855-01-495-6457
NSN 5950-00-060-0754
NSN 5855-00-138-2386
NSN 5945-00-554-9351