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 5975-01-171-0725
NSN 5965-00-605-8239
NSN 5895-01-542-6661
NSN 6105-01-168-8335
NSN 2925-00-211-4469
NSN 5895-00-596-8678
NSN 6150-01-340-4733
NSN 6685-00-596-8765
NSN 5915-01-159-5014
NSN 5990-01-446-9118
NSN 5990-00-067-6791
NSN 6685-01-147-4532