A nut, flat on top and bottom, having 4 flat sides. For items having a thickness (or height) exceeding two times the width across the flats, use post, electrical-mechanical equipment. (when height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)
Classification: Nuts of iron or steel
NSN 6150-01-219-3627
NSN 5985-01-641-8625
NSN 6145-00-955-1993
NSN 5945-01-492-6697
NSN 5950-01-259-8479
NSN 2925-01-178-0063
NSN 6650-01-495-8031
NSN 6150-00-288-6245
NSN 5920-01-248-4934
NSN 5996-00-292-5394
NSN 6135-00-228-8140
NSN 6130-00-242-3976