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 5905-00-928-4289
NSN 5985-00-387-5974
NSN 6150-00-952-2766
NSN 5915-01-393-7938
NSN 5998-01-381-1477
NSN 6620-00-413-4695
NSN 5920-00-584-4592
NSN 5975-01-029-8187
NSN 5945-01-548-8454
NSN 5905-01-653-0083
NSN 6610-01-102-2256
NSN 5935-00-132-5986