- Weight & Payload: 650,000 lb takeoff weight with 184,000 lb payload.
- Propulsion: Two 130,000 lb-thrust engines, T/W = 0.4.
- Interior: Living quarters, command center, cargo bays.
- Aerodynamics: 335 ft span, 6250 ft² wing area, NACA 0012 & 0011 profiles.
- Efficiency: Mission blend of combat support & logistics.