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 5835-01-225-9819
NSN 6685-00-408-3558
NSN 5945-00-945-6557
NSN 6150-00-155-8511
NSN 5950-01-110-0774
NSN 6135-01-585-8174
NSN 5975-01-407-4632
NSN 5895-00-680-9784
NSN 5990-00-226-7894
NSN 5950-00-166-8273
NSN 6320-00-139-1090
NSN 5975-00-212-7754