ATK

Alliant Techsystems
Found on http://www.translationdirectory.com/glossaries/glossary262.php

ATK

Autonomous Tacticai Kit. System for equipping the armored suit of space marine officers.
Found on http://www.translationdirectory.com/glossaries/glossary095.htm

ATK

Available Tonne Kilometre
Found on http://www.aea.be/glossary/
No exact match found