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R-26 Stage 2
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Gross Mass: 25,200 kg (55,500 lb). Empty Mass: 2,500 kg (5,500 lb). Thrust (vac): 428.060 kN (96,232 lbf). Isp: 308 sec. Burn time: 160 sec. Propellants: Nitric acid/UDMH. Isp(sl): 252 sec. Diameter: 2.40 m (7.80 ft). Span: 8.73 m (28.64 ft). No Engines: 1. Engine: U102-000. Status: Out of production. First Flight: 1961. Other designations: 8K66. Orevo has sectioned hardware. Tsniimash has 1:10 structural simulation model. All figures accurate except empty mass estimated. Source: Placard, TsNIIMASH, Orevo.
Used on Launch Vehicles:
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© Mark Wade, 1997 - 2007 except where otherwise noted.
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