A nut having 6 flat sides and an integral washer which extends beyond the flats or periphery.
Classification: Nuts of iron or steel
NSN 6240-00-146-9322
NSN 4140-01-605-4196
NSN 5920-00-583-8674
NSN 6105-01-084-3053
NSN 6150-00-768-9055
NSN 6105-00-268-2878
NSN 5895-01-613-7256
NSN 5975-01-346-6740
NSN 5996-01-249-7392
NSN 7035-01-585-7501
NSN 5996-00-945-8928
NSN 6150-00-707-8804