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 6150-01-179-9636
NSN 6240-01-628-2157
NSN 6220-01-025-8551
NSN 6220-01-442-0437
NSN 6135-00-900-2139
NSN 5855-01-323-5394
NSN 5985-01-065-9815
NSN 4140-00-807-9902
NSN 5855-00-548-4742
NSN 5999-00-525-4320
NSN 6130-01-039-4392
NSN 6145-00-399-5201