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 5935-01-206-4091
NSN 5975-01-226-6531
NSN 5855-01-445-6551
NSN 6610-01-464-3037
NSN 6130-01-543-6480
NSN 6135-00-080-9176
NSN 7035-01-145-5059
NSN 5990-00-959-3312
NSN 6610-00-195-7517
NSN 5999-01-653-4921
NSN 5960-01-308-2474
NSN 5945-01-094-4469