AKA: XB-64A;XSM-64A. Status: Development ended 1958. Thrust: 2,048.16 kN (460,444 lbf). Gross mass: 76,870 kg (169,460 lb). Unfuelled mass: 16,780 kg (36,990 lb). Specific impulse: 282 s. Specific impulse sea level: 248 s. Burn time: 90 s. Height: 27.43 m (89.99 ft). Diameter: 2.37 m (7.77 ft). Span: 2.37 m (7.77 ft).
Cost $ : 12.000 million. No Engines: 3.