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 5985-00-279-4046
NSN 6145-00-989-1437
NSN 6150-00-773-1969
NSN 5855-00-869-3635
NSN 5950-01-432-1331
NSN 6135-01-036-3495
NSN 6130-01-463-2806
NSN 6150-01-265-1142
NSN 5910-00-368-4108
NSN 5999-01-657-4067
NSN 6130-01-154-8953
NSN 5915-00-584-3512