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 6220-01-333-0702
NSN 6105-00-052-6370
NSN 5998-01-176-6526
NSN 5985-00-295-7201
NSN 5999-00-811-2392
NSN 6130-01-623-1384
NSN 6145-01-476-5451
NSN 2925-01-291-9997
NSN 6685-00-068-7166
NSN 5920-01-334-9848
NSN 5930-01-503-2920
NSN 4140-01-368-2608