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 6650-01-178-5644
NSN 6645-01-344-0226
NSN 6685-01-253-6014
NSN 5895-01-613-5027
NSN 6240-01-111-5623
NSN 6145-01-408-7156
NSN 5855-01-147-6024
NSN 6110-01-415-0589
NSN 5930-01-138-0698
NSN 5985-00-510-8842
NSN 6240-01-467-3341
NSN 5910-01-615-1900