This page no longer updated from 31 October 2001. Latest version can be found at GCRC

Used on stages: Vanguard 3. Used on launch vehicles: Vanguard. Gross Mass: 210 kg. Empty Mass: 31 kg. Propellants: Solid Thrust(vac): 1,179 kgf. Thrust(vac): 11.60 kN. Isp: 230 sec. Isp (sea level): 210 sec. Burn time: 31 sec. Diameter: 0.5 m. Length: 2.0 m. Chambers: 1. Country: USA. Status: Out of Production. First Flight: 1957. Last Flight: 1959. Flown: 11.
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Last update 12 March 2001.
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© Mark Wade, 2001 .