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 6240-01-551-1722
NSN 5945-00-985-2026
NSN 5960-01-077-6062
NSN 6130-01-014-5419
NSN 6110-01-014-3840
NSN 6240-01-069-2688
NSN 5985-01-145-2810
NSN 5915-00-530-5067
NSN 5925-01-231-1897
NSN 7035-01-055-6413
NSN 5945-01-517-4986
NSN 6135-00-062-5080