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I-15bis
Fighter
Polikarpov
© Michael Bykov
The I-15bis of AF Red Army, Khasan lake "incident", 1938.
The upper wing of I-15bis fighter in comparison with I-15 had straight lines (without - "Seagull" - "Chayka").
On the I-15 was improved nose-over of a motor and was strengthened a plane.
The I-15bis was equipped with more high-power and high-altitude motor M-25V and had stronger armament.
On fighter I-15bis the Soviet pilots - volunteers battled in the sky of Spain, China and Mongolia. The airplane was applied and in an initial stage of World War II.
Were built 2408 fighters I-15bis (1938-1939)
|
|
DI-6 |
I-15 |
I-15 bis |
I-153 Chaika |
I-16 type 5 |
I-16 type 24 |
| Crew |
2 |
1 |
1 |
1 |
1 |
1 |
| Year of issue |
1937 |
1934 |
1937 |
1939 |
1936 |
1940 |
| Dimensions |
|---|
| Length, m |
7.0 |
6.1 |
6.27 |
6.17 |
6.07 |
6.13 |
| Wing span, m |
10.0 |
9.75 |
10.2 |
10.0 |
9.0 |
9.0 |
| Wing area, m² |
25.2 |
23.55 |
22.5 |
22.14 |
14.54 |
14.54 |
| Weight, kg: |
|---|
| Loaded weight |
2038 |
1390 |
1700 |
1765 |
1590 |
1882 |
| Powerplant |
|---|
| Engine |
М-25V |
М-25 |
М-25V |
М-62 |
М-25А |
М-63 |
| Power, hp |
775 |
640 |
775 |
1000 |
715 |
1100 |
| Performance |
|---|
| Maximum speed, km/h |
at sea level |
334 |
315 |
327 |
364 |
390 |
415 |
| at altitude |
382 |
367 |
379 |
424 |
445 |
470 |
| m |
3000 |
3000 |
3500 |
5000 |
2700 |
4800 |
| Time to 5000 m, min |
9.2 |
6.2 |
6.6 |
5.7 |
7.4 |
5.8 |
| Time of turn, sec |
11-12 |
9.0 |
10.5 |
13-13.5 |
14-15 |
17-18 |
| Service ceiling, m |
8300 |
9800 |
9300 |
10700 |
9100 |
9900 |
| Service range, km |
- |
550 |
520 |
560 |
540 |
440 |
| Armament |
|---|
| Machine guns |
3 |
2 |
4 |
4 |
2 |
4 |
References
- "The history of designs of planes in USSR 1938-1950" /Vadim Shavrov/
- "Planes of Stalin falcons" /Konstantin Kosminkov and Dmitriy Grinyuk/
- "Fighter I-15" /Michael Maslov/
- "The Soviet planes" /Alexander Yakovlev/
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