The military designation of the General Electric turbofan engines going on 52 modernized C-5 transports is: F138-GE-100. Wednesday’s entry Lockheed Inducts Next C-5 for Upgrades now reflects that. For those of you wondering, the engine’s commercial designation is: CF6-80C2.
The Air Force plans to add external weapons pylons on the B-1B bomber, both to increase the number of aircraft that can test hypersonic missiles and expand the Lancer’s loadout as USAF transitions to the B-21 bomber.