General characteristics

Crew: 3: pilot, co-pilot and boom operator. Some KC-135 missions require the addition of a navigator.
Capacity: 37 passengers
Payload: 83,000 lb (37,600 kg)
Length: 136 ft 3 in (41.53 m)
Wingspan: 130 ft 10 in (39.88 m)
Height: 41 ft 8 in (12.70 m)
Wing area: 2,433 ft² (226 m²)
Empty weight: 98,466 lb (44,663 kg)
Loaded weight: 297,000 lb (135,000 kg)
Useful load: 200,000 lb (90,700 kg)
Max takeoff weight: 322,500 lb (146,000 kg)
Powerplant: 4× CFM International CFM56 (F108-CF-100) turbofan, 21,634 lbf () each
Maximum Fuel Load: 31,275 US gal (118 kL)

Performanc

Maximum speed: 580 mph (933 km/h)
Cruise speed: 530 mph
Range: 1,500 mi (2,419 km) with 150,000 lb (68,039 kg) of transfer fuel
Ferry range: 11,015 mi (17,766 km)
Service ceiling: 50,000 ft (15,200 m)
Rate of climb: 4,900 ft/min (1,490 m/min)