Boeing 707
- CountryUnited States of America
- TypeMedium to long range airliner and freighter
- Powerplants707-120B - Four 75.6kN (17,000lb) Pratt & Whitney JT3D-1 turbofans. 707-320B - Four 80kN (18,000lb) JT3D-3s or four 84.4kN (19,000lb) JT3D-7s.
- Performance707-120B - Max speed 1010km/h (545kt), max cruising speed 1000km/h (540kt), economical cruising speed 897km/h (484kt). Range with max payload 6820km (3680nm), range with max fuel 8485km (4580nm). 707-320B - Max speed 1009km/h (545kt), max cruising speed 974km/h (525kt), long range cruising speed 885km/h (478kt). Range with max passengers 6920km (3735nm), range with max fuel and 147 passengers 9265km (5000nm).
- Weights707-120B - Operating empty 55,589kg (122,533lb), max takeoff 116,575kg (257,000lb). 707-320B - Empty 66,406kg (146,400lb), max takeoff 151,315kg (333,600lb).
- Dimentions707-120B - Wing span 39.90m (130ft 10in), length 44.07m (144ft 6in), height 12.94m (42ft 5in). Wing area 226.3m2 (2433sq ft). 707-320B - Wing span 44.42m (145ft 9in), length 46.61m (152ft 11in), height 12.93m (42ft 5in). Wing area 283m2 (3050sq ft).
- CapacityFlightcrew of three or four. 707-120 max seating for 179, or 110 in two classes (44 first and 66 economy). 707-320B - Max seating for 219, or 189 single class at 81cm (32in) pitch, or 147 in two classes. Convertible or freighter versions - 13 A type containers.
- ProductionProduction of commercial 707s ended in 1978 after 878 had been built. Limited production of military variants continued until 1990. Approximately 130 remain in commercial service.
The 707's plane velocity, long run, high seating limit and working trading and lending changed aerial shuttle travel when it was brought into administration in 1958. The 707 additionally established the frameworks for Boeing's strength of the plane air transport market.
Perceiving the plane motor's potential for business flying, Boeing (at incredible budgetary danger) chose to create a plane controlled transport that could satisfy military tanker transport parts yet be effortlessly adjusted to turn into an aerial shuttle. The ensuing model, known as the 367 Dash 80, flew shockingly on July 16 1954. Awed, the US Air Force requested a bigger variant, with a more extensive fuselage (12 ft, vs 11 ft for the Dash 80) into generation as the KC-135 tanker/transport (more than 800 were assembled). From the get go, Boeing needed to offer the same size airplane to the aerial shuttles, yet the carriers demanded a significantly bigger plane, which Douglas guaranteed to construct (this turned into the DC-8). Boeing at last yielded, planning the 707 as a more drawn out air ship with a somewhat more extensive fuselage (12 ft 4 in).
The principal creation 707 (a 707-120 for Pan Am) flew on December 20 1957, and entered administration later the accompanying year. Advancements of the 707-120 incorporate the comparative 707-220, the shorter 138 for Qantas, and the extended 707-320, which flew in July 1959. The 707-120 and 320 were later reengined with Jt3d turbofans (set up of the first Jt3 and Jt4 turbojets) to turn into the 707-120b, and the 707-320b separately. The 707-320c was a convertible model, the 707-420 was controlled by Rollsroyce Conways, while the proposed CFM-56 fueled 707-700 overhaul was flight tried in the late 1970s yet never entered generation.
Most common 707s in administration today have been changed over to tankers, while a number are utilized as corporate transports.
Pictures of Boeing 707
