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 6610-00-350-1091
NSN 2925-01-083-3986
NSN 6645-01-202-4674
NSN 6105-00-480-5850
NSN 5935-01-218-2982
NSN 5935-01-054-3862
NSN 5895-01-552-7191
NSN 5855-00-471-6002
NSN 5965-01-428-1673
NSN 6320-01-447-4289
NSN 6610-01-041-0555
NSN 6220-01-584-0934