Status: Study 1960. Thrust: 1,775.00 kN (399,035 lbf). Gross mass: 118,000 kg (260,000 lb). Unfuelled mass: 14,000 kg (30,000 lb). Specific impulse: 420 s. Burn time: 235 s. Height: 20.70 m (67.90 ft). Diameter: 6.70 m (21.90 ft). Span: 6.70 m (21.90 ft).
No Engines: 2.