RD-853
RD-853
Credit - via Dietrich Haeseler
Manufacturer Name: RD-853. Designer: Yangel. Developed in: 1960-63. Application: Stage 2, no application. Propellants: Nitric acid/UDMH. Thrust(vac): 467.600 kN (105,121 lbf). Isp: 301 sec. Burn time: 134 sec. Mass Engine: 485 kg (1,069 lb). Diameter: 1.30 m (4.25 ft). Length: 3.28 m (10.75 ft). Chambers: 1 + 4. Chamber Pressure: 83.60 bar. Oxidizer to Fuel Ratio: 2.41. Thrust to Weight Ratio: 98.31. Country: Ukraine. Status: Developed 1960-63.

Designed for second stage, no application. Two thrust levels. Thrust 467.6 kN + 11.8 kN / 7.65 kN.

Bibliography and Further Reading
  • Shnyakin, V N, Shidkostnye Raketye Dvigateli - Opisanie i Osnovnye Tekhnicheskie Dannye, GKB Yuzhnoe "Yangel", Dnepropetrovsk 1996 via Dietrich Haeseler.
 
 
 
 
 
 
 
 
 
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