RD-0237 (РД-0237)
Country of origin USSR
First flight 1973-04-09[1]
Designer OKB-154[1]
Application gimbaling engine
Associated L/V UR-100N and Strela[1]
Predecessor RD-0225
Status Out of Production
Liquid-fuel engine
Propellant N2O4[1] / UDMH[1]
Cycle Pressure-Fed[1]
Chamber 1[2]
Thrust 4.90 kilonewtons (1,100 lbf)[2]
Isp (vac.) 200 s (2.0 km/s)[2]
Gimbal range +/- 45°[2]
Used in
UR-100N MIRV vehicle[2]

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]

See also


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

External links

  • KbKhA official information on the engine.
  • Encyclopedia Astronautica information on the propulsion module.