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 6620-01-062-1662
NSN 7035-01-535-7320
NSN 5996-01-296-4466
NSN 6105-00-792-5444
NSN 5965-01-468-1904
NSN 5950-01-348-0380
NSN 5998-01-100-3771
NSN 6320-01-194-1253
NSN 6130-01-583-1220
NSN 6130-01-145-1381
NSN 6645-00-488-4432
NSN 2925-01-577-9269