RD-0237
The RD-0237 (GRAU Index 15D114) is a pressure-fed liquid rocket vernier engine, burning N2O4 and UDMH. It is used on the UR-100UTTKh MIRV vehicle to supply thrust vector control by gimbaling of its nozzle. While the engine is out of production, the ICBM and Strela remain operational as of 2015.
| Country of origin | USSR |
|---|---|
| First flight | 1973-04-09 |
| Designer | OKB-154 |
| Application | gimbaling engine |
| Associated LV | UR-100N and Strela |
| Predecessor | RD-0225 |
| Status | Out of Production |
| Liquid-fuel engine | |
| Propellant | N2O4 / UDMH |
| Cycle | Pressure-Fed |
| Configuration | |
| Chamber | 1 |
| Performance | |
| Thrust | 4.90 kilonewtons (1,100 lbf) |
| Specific impulse, vacuum | 200 s (2.0 km/s) |
| Gimbal range | +/- 45° |
| Used in | |
| UR-100N MIRV vehicle | |
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