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 5895-01-431-7349
NSN 6150-00-296-2361
NSN 6145-01-204-5529
NSN 6150-01-055-7545
NSN 6145-01-427-9844
NSN 5950-01-463-1686
NSN 5999-01-131-1581
NSN 5910-00-076-4485
NSN 5998-01-628-1793
NSN 6610-01-338-8531
NSN 6685-01-378-6821
NSN 6145-00-952-9290