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 4140-01-311-0076
NSN 6110-00-951-9824
NSN 5915-01-272-9494
NSN 5925-01-361-1775
NSN 5925-00-521-8208
NSN 6220-00-495-3022
NSN 5915-01-004-1641
NSN 5996-00-164-7288
NSN 4140-01-057-4152
NSN 5915-01-350-2037
NSN 5998-01-613-6080
NSN 5945-00-480-1685