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 5905-01-265-1088
NSN 6150-01-135-7896
NSN 5905-00-312-4512
NSN 5999-01-077-6175
NSN 5925-01-216-3573
NSN 6645-00-720-3953
NSN 6105-01-577-4174
NSN 6645-00-139-5694
NSN 5996-01-435-4390
NSN 5910-01-224-7203
NSN 6135-00-519-1325
NSN 6135-01-122-4448