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 6685-01-102-8130
NSN 6150-01-423-8145
NSN 5895-01-113-3800
NSN 6145-00-660-8975
NSN 6610-01-444-4001
NSN 6135-01-382-9278
NSN 5915-01-615-0396
NSN 5965-00-465-9566
NSN 6110-01-241-0064
NSN 5945-01-621-8900
NSN 5975-00-478-2126
NSN 5950-00-153-9554