US Navy upgrades IRST for Super Hornet fleet

The US Navy is upgrading its Boeing F/A-18E/F fighters with an improved Lockheed Martin IRST21 sensor system, allowing the Super Hornet fleet to see and detect farther. Lockheed received two contracts worth $100 million through prime contractor Boeing and will provide advanced software development, hardware upgrades and prototype deliveries as part of the Block 2 IRST package.

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