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 5965-01-526-0543
NSN 6320-00-115-0883
NSN 4140-01-167-7574
NSN 5930-01-361-9027
NSN 6105-01-126-9008
NSN 7035-01-448-4740
NSN 5930-00-099-9782
NSN 5935-00-696-1363
NSN 5990-00-038-6482
NSN 5975-01-135-0694
NSN 6685-01-391-6790
NSN 6320-01-426-8947