|Northrop X-4 Bantam|
Northrop X-4 "Bantam"
December 16, 1948
|Number of pieces:||
The Northrop X-4 Bantam was a jet-powered, brushless experimental aircraft produced by the US manufacturer Northrop Corporation . The research program was led by the National Advisory Committee for Aeronautics (NACA), forerunner of NASA .
The aircraft was a single-seat swept wing (wing arrow 41.5 °) without a horizontal stabilizer . It was 7.10 m long, had a wingspan of 8.18 m and a maximum take-off mass of 3550 kg. It had a retractable tripod and an ejection seat. It was powered by two Westinghouse J30 WE 9 jet engines with 7.1 kN static thrust each. The air inlets were in the wing roots. The maximum speed at high altitude was Mach 0.89.
Two copies of the X-4 were built. The first flight took place in 1948. In 1954 the program was discontinued.
|Maximum take-off mass||3550 kg|
|Empty mass||2540 kg|
|Top speed||1035 km / h|
|Service ceiling||13,400 m|
|Engines||Two Westinghouse J30 jet engines with 7.1 kN thrust each|
- Description on history.nasa.gov p. 10. (PDF; 1.2 MB) Retrieved on January 11, 2013 .