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 6620-00-613-2362
NSN 5996-01-528-7850
NSN 6650-00-021-9555
NSN 6135-00-284-1406
NSN 5960-01-410-8177
NSN 6610-01-565-6660
NSN 6150-01-435-5026
NSN 5998-00-131-2371
NSN 6135-01-469-7574
NSN 5920-00-513-4546
NSN 6220-01-207-0523
NSN 6320-01-624-0193