Gross Mass: 3,628,000 kg.
Empty Mass: 454,000 kg. Thrust (vac): 7,041,000 kgf. Isp: 263 sec. Burn time: 116 sec. Propellants: SolidIsp(sl): 238 sec. Diameter: 8.3 m. Span: 8.3 m. Length: 60.4 m. Country: USA. No Engines: 1. 325 in solidStatus: Study General Dynamics 1963. Comments: Massed estimated based on tank volumes, total thrust, and first stage burnout conditions. Recoverable stage; separation at 1,972 m/s at 53,000 m altitude; splashdown using retrorockets under 3 61 m diameter parachutes 610 km downrange.