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 5905-00-296-8763
NSN 6130-01-451-4256
NSN 6220-01-366-4242
NSN 7035-01-633-9537
NSN 6620-01-649-6050
NSN 5990-01-621-2788
NSN 6145-01-605-6583
NSN 5835-00-180-7555
NSN 6150-00-071-7134
NSN 6130-01-622-0078
NSN 5960-01-314-1822
NSN 6610-01-464-3037