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 5945-00-536-0260
NSN 7035-01-429-0431
NSN 2925-01-525-8212
NSN 5985-01-135-1286
NSN 6130-01-602-2417
NSN 5905-01-094-6361
NSN 5915-00-394-6523
NSN 5945-00-073-2311
NSN 6150-01-528-8680
NSN 5930-01-221-3551
NSN 5920-00-621-6601
NSN 4140-01-426-8428