This page no longer updated from 31 October 2001. Latest version can be found at UR-100 Stage 2

Gross Mass: 8,611 kg. Empty Mass: 900 kg. Thrust (vac): 13,404 kgf. Isp: 325 sec. Burn time: 184 sec. Propellants: N2O4/UDMH Diameter: 2.0 m. Span: 1.3 m. Length: 6.7 m. Country: Russia. No Engines: 1. 8D423 Status: Hardware. Other designations: 8K84 Stage 2. Comments: Orevo has sectioned hardware. Total mass, thrust accurate; Isp, empty mass and burn time estimated. Source: Placard, Orevo.
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Last update 12 March 2001.
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© Mark Wade, 2001 .