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Engine Model: RD-222. Manufacturer Name: RD-222. Designer: Glushko. Developed in: 1960-61. Application: missile stage 1 (stage 2 used RD-223). Propellants: Nitric acid/UDMH. Thrust(vac): 1,634.000 kN (367,337 lbf). Isp: 302 sec. Isp (sea level): 272 sec. Mass Engine: 980 kg (2,160 lb). Diameter: 1.46 m (4.79 ft). Length: 3.47 m (11.38 ft). Chambers: 1. Chamber Pressure: 147.00 bar. Area Ratio: 26.30. Oxidizer to Fuel Ratio: 2.92. Thrust to Weight Ratio: 170.02. Country: Russia. Status: Developed 1960-61. Precursor to RD-253.
Bibliography:- Glushko, V P, Albom Konstruktsiy ZhRD, Vol. 1 1968, Vol. 3 & 4 1969 via Dietrich Haeseler.
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