Lockheed Martin's logo is seen during Japan Aerospace 2016 air show in Tokyo, Japan, October 12, 2016. REUTERS/Kim Kyung-Hoon

WASHINGTON (Reuters) - Lockheed Martin Corp LMT.N and its Lockheed Martin Aeronautics Co subsidiary are being awarded a $427 million order for ancillary military equipment and pilot flight equipment for some F-35 Joint Strike Fighter aircraft, the Pentagon said in a statement on Monday.