The Boeing 720 was designed to be a smaller, lighter medium range variant of the Boeing 707.
Although it just looks like a smaller Boeing 707 it was dramatically redesigned and only has the same structural base as the 707. It was originally named Boeing 707-020 but soon changed to Boeing 720.
| Developing Nation: | United States |
| First Flight: | Boeing 720: November 23rd 1959. Boeing 720B: October 6th 1960 (more powerful engines). |
| First Delivery: | July 5th 1960 (United Airlines). |
| Crew: | 3. |
| Passengers: | 167. |
| Wing Span: | 39,87 m. |
| Wing Area: | 234,2 m². |
| Length: | 41,68 m. |
| Height: | 12,67 m. |
| Engine(s): | Boeing 720: 4x Pratt & Whitney JT3C. Boeing 720B: 4x Pratt & Whitney JT3D-1 turbofans (each 75,6 Kn) or: 4x Pratt & Whitney JT3D-3 (each 80 Kn). |
| Weight: | 51.203 kg (Operating empty). |
| Max. Take off weight: | 10.6140 kg. |
| Max. Landing weight: | 79.380 kg. |
| Cruise Speed: | 896 Km/h. |
| Max. Speed: | 1.009 Km/h. |
| Operating altitude: | 10.500 m. |
| Max. Range: | 9.205 km. |
| Boeing 720 production: |
| The B-720 was produced from 1959 to 1969. In that period 65 B-720’s and 89 B-720B’s were produced (many 720B’s were converted B-720’s). |
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