Manufacturer Name: RD-218. Government Designation: 8D712. Other Designations: 11D69. Designer: Glushko. Developed in: 1958-61. Application: R-16 stage 1. Used on stages: R-16 Stage 1. Used on launch vehicles: R-16. Propellants: Nitric acid/UDMH Thrust(vac): 266,000 kgf. Thrust(vac): 2,592.00 kN. Isp: 289 sec. Isp (sea level): 246 sec. Mass Engine: 1,960 kg. Diameter: 2.8 m. Length: 2.2 m. Chambers: 6. Chamber Pressure: 73.60 bar. Area Ratio: 18.80. Oxidizer to Fuel Ratio: 2.50. Country: Russia. Status: Out of Production. First Flight: 1961. References: 119 , 287 , 317 , 320 . Consisted of three RD-217; had 6 combustion chambers and 3 turbines The RD-218 powered the R-16 ICBM that was referred to by Khrushchev at the UN when he claimed the USSR was producing missiles like sausages. Both the engines and the R-16 were built at Dnepropetrovsk in the Ukraine. The missile was in service until the 1970s. Diameter is per chamber.