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 2925-01-503-4386
NSN 6220-01-323-7897
NSN 6685-01-149-9196
NSN 5975-01-099-1041
NSN 5985-01-442-2933
NSN 5999-00-173-5553
NSN 5910-01-122-7568
NSN 6320-01-618-3835
NSN 5996-01-513-7341
NSN 6150-00-446-7206
NSN 6685-01-487-5624
NSN 5965-01-555-8007