Gross Mass: 25,400 kg.
Empty Mass: 2,400 kg. Thrust (vac): 30,408 kgf. Isp: 330 sec. Burn time: 250 sec. Propellants: Lox/Kerosene. Isp(sl): 0 sec. Diameter: 2.7 m. Span: 2.7 m. Length: 6.7 m. Cost $ : 3.00 million. Country: Russia. No Engines: 4. 11D55Status: Hardware. Other designations: 11S510.
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Last update 2 May 1998. Contact Mark Wade with any corrections, additions, or comments.