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astronautix.com 17D58E


Government Designation: 17D58E. Designer: Isayev. Application: Rokot-3 Briz; Soyuz-2 Briz; Proton Briz-M vernier. Used on stages: Proton KM-4 Briz M, Rokot-3 Briz. Used on launch vehicles: Angara, Proton 8K82KM, Rokot. Propellants: N2O4/UDMH Thrust(vac): 1 kgf. Thrust(vac): 0.01 kN. Isp: 247 sec. Burn time: 3,200 sec. Chambers: 1. Oxidizer to Fuel Ratio: 2.00. Country: Russia. Status: In Production. References: 293 , 409 . Comments: High performance storable liquid engine. Manufactured by Isayev. Small attitude control thruster in Briz upper stage propulsion system S5.98M. Minimum impulse 0.068 kg-s. Specific impulse also reported as 270 sec.
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Last update 12 March 2001.
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