Hexagon cross section, 0.375 in. Across flats
NSN 6130-01-284-0269
NSN 5950-00-938-4230
NSN 5915-01-629-6878
NSN 6240-01-588-6736
NSN 5915-00-833-9025
NSN 6150-01-481-5695
NSN 5935-01-121-0421
NSN 5985-01-644-6096
NSN 5925-01-309-3951
NSN 6685-01-206-3621
NSN 6105-01-347-4477
NSN 6130-00-991-0566
Last Updated: 08/04/2025