The RD-0237 (GRAU Index 15D114) is a pressure-fed liquid rocket vernier engine, burning N2O4 and UDMH.[1] It is used on the UR-100UTTKh MIRV vehicle to supply thrust vector control by gimbaling of its nozzle.[2] While the engine is out of production, the ICBM and Strela remain operational as of 2015.[3]

RD-0237 (РД-0237)
Country of originUSSR
First flight1973-04-09[1]
DesignerOKB-154[1]
Applicationgimbaling engine
Associated LVUR-100N and Strela[1]
PredecessorRD-0225
StatusOut of Production
Liquid-fuel engine
PropellantN2O4[1] / UDMH[1]
CyclePressure-Fed[1]
Configuration
Chamber1[2]
Performance
Thrust4.90 kilonewtons (1,100 lbf)[2]
Specific impulse, vacuum200 s (2.0 km/s)[2]
Gimbal range+/- 45°[2]
Used in
UR-100N MIRV vehicle[2]

See also

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References

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  1. ^ a b c d e f g "RD-0233, RD-0234, RD-0235, RD-0236, RD-0237. Intercontinental ballistic missiles RS-18". KBKhA. Archived from the original on 5 May 2014.
  2. ^ a b c d e f "RD-0237". Encyclopedia Astronautica. Archived from the original on 2015-08-24. Retrieved 2015-06-19.
  3. ^ Zak, Anatoly. "UR-100N Family". RussianSpaceWeb.com. Retrieved 2015-06-19.
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