MR

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Engine Model: MR-12. Designer: SSSR. Gross Mass: 1,000 kg (2,200 lb). Propellants: Solid. Diameter: 0.45 m (1.47 ft). Length: 8.80 m (28.80 ft). Country: Russia. Engine Model: MR-20. Designer: SSSR. Gross Mass: 1,000 kg (2,200 lb). Propellants: Solid. Diameter: 0.45 m (1.47 ft). Length: 8.80 m (28.80 ft). Country: Russia. Engine Model: MR-25. Designer: SSSR. Gross Mass: 1,000 kg (2,200 lb). Propellants: Solid. Diameter: 0.45 m (1.47 ft). Length: 8.80 m (28.80 ft). Country: Russia. MR used on Rocket Stages Used on stage: MR-12. on launch vehicle: MR-12. Contact us with any corrections, additions, or comments. Conditions for use of drawings, pictures, or other materials from this site.. To contact astronauts or cosmonauts. © Mark Wade, 1997 - 2008 except where otherwise noted.