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 5920-01-113-4041
NSN 6620-01-377-0414
NSN 6145-01-605-5194
NSN 6610-00-199-8915
NSN 6135-00-168-9352
NSN 6150-00-233-9459
NSN 5985-00-770-3539
NSN 7035-01-646-6377
NSN 6685-01-418-0925
NSN 6240-00-406-1510
NSN 2925-01-543-0073
NSN 5999-00-506-1742