| Technical data | |
|---|---|
| Type | Gr-1 Grushin-1 |
| Function | Escort fighter |
| Year | 1941 |
| Crew | 1 |
| Engines | 2*1400hp AM-37 |
| Length | ?m |
| Wingspan | 15.8m |
| Wing area | 42.0m2 |
| Loaded weight | 7650kg |
| Wing Load (kg/m2) | 182 |
| Power load (kg/hp) | 2.73 |
| Speed at 0m | 448km/h |
| Speed at 7200m | 595km/h |
| Landing Speed | 120km/h |
| Range | 1890km |
| Ceiling | 11700m |
| Climb | |
| 8000m | 9.8min |
| Armament | |
| Guns |
4*7.62mm ShKAS 2*20mm ShVAK |
| Bombs | 500kg |
| Rockets | 8*RS-82 or RS-132 |
Single-seat two-engine long range escort fighter of conventional twin-tail layout. Gr-1 was an all-metal aircraft with armored cockpit. It was very compact for two-engine plane (see table), and wing load was very high for the time (182kg/m2).
Gr-1 carried formidable barrel armament (salvo 3.7kg/sec), RS-82 or RS-132 rockets and 500kg of internal bombload.
Design process and construction were done in record short time (nine months). Static trials were performed in Spring 1941. War outbreak forced to stop flight tests and evacuate the aircraft. On the way train carrying Gr-1 was destroyed by the Luftwaffe bombers...
I wonder if the G-38 (Grokhovskij) materials were not transferred to Grushin, when the former team was disbanded...
| References | Links |
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| Created November 18, 1998 |
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