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 4140-01-632-4485
NSN 6645-01-385-7033
NSN 5835-00-491-6075
NSN 5950-00-188-7869
NSN 5910-01-168-7785
NSN 4140-01-648-1323
NSN 6240-00-729-9696
NSN 6130-01-006-1722
NSN 5910-01-051-0087
NSN 5945-01-227-6922
NSN 5945-01-520-6297
NSN 5910-00-256-8529