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 5905-00-475-2393
NSN 5975-00-950-3886
NSN 6130-01-640-7133
NSN 7035-00-275-5604
NSN 5965-01-276-8818
NSN 2925-00-737-6476
NSN 5915-01-440-3998
NSN 6105-01-246-2210
NSN 5905-01-280-5449
NSN 5965-00-263-6436
NSN 6240-01-656-1126
NSN 5999-01-218-7009