Toroidal 560k

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Engine Model: Toroidal 560k. Propellants: Lox/LH2. Thrust(vac): 2,491.000 kN (559,999 lbf). Isp: 447 sec. Isp (sea level): 200 sec. Burn time: 204 sec. Chambers: 1. Country: USA. Status: Design concept 1990's. Contact us with any corrections, additions, or comments. Conditions for use of drawings, pictures, or other materials from this site.. To contact astronauts or cosmonauts. © Mark Wade, 1997 - 2008 except where otherwise noted.