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Sukhoi Su-7BM |
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Sukhoi Su-7BM |
Sukhoi Su-7BM (M - modified) is developed on base of Su-7B (B - bomber). Production started in 1963and ended in July 1965. Airplanes of this version were exported to Poland and Czechoslovakia.
Su-7BM differs from Su-7B by modified fuel system. It can carry more fuel and is recognized by fuel pipes at back of airplane. External fuel tanks can be carried also on hard-points under fuselage and wings. Total volume of fuel with four external tanks is 6050 l of T-1, T-2 or TS-1 kerosene. Su-7BM was powered by Ljulka AL-7F1-150 engine.
Armament consist of two cannons NR-30 in the wing roots with 70 rounds for each cannon. Airplane can carry up to 2000 kg of payload. Su-7BM is able to carry nuclear bomb 8U69 (5 kT).
Sukhoi Su-7BM at the display was used in Czechoslovak Air Force and has three colour camouflage with black number 5608 on fuselage.
Specifications of Su-7BM: |
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| wing span: | 9,309 m |
| length: | 16,607 m |
| height: | 4,990 m |
| wing area: | 34,0 m2 |
| weight: | |
| - empty | 8328 kg |
| - maximum take-off | 13 830 kg |
| - maximum landing | 10 350 kg |
| engine: | Ljulka AL-7F1-150 |
| engine performance: | 7000 kp with afterburning 10 110 kp |
| maximal speed: | |
| - at sea level | 1150 km/h |
| - at 12000 m | 2 M (Mach) |
| range: | 1410 km (with 4 external tanks) |
| ceiling: | 19 050 m |
© Kamil Pankuch 2004-2007
airmuseum.kosice at gmail.com
