description: The Boeing KC-135 Stratotanker is a military aerial refueling aircraft that was developed from the Boeing 367-80 prototype, alongside the Boeing 707 airliner. introduced: 1957 max_group_size: 1 manufacturer: Beoing origin: USA price: 25 role: Tanker max_range: 1000 patrol: # ~300 knots IAS. speed: 445 altitude: 24000 variants: KC-135 Stratotanker: {} tasks: Refueling: 50