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 5925-00-337-8138
NSN 6645-01-304-4308
NSN 6320-00-886-9771
NSN 5975-00-393-1269
NSN 5930-00-410-0825
NSN 5835-01-024-0406
NSN 4140-00-608-5654
NSN 5950-00-085-0217
NSN 4140-01-310-3330
NSN 5910-01-365-1210
NSN 5930-00-903-6161
NSN 5950-01-481-6864