SEP 401

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Engine Model: SEP 401. Designer: Aerospatiale. Gross Mass: 22,500 kg (49,600 lb). Empty Mass: 2,500 kg (5,500 lb). Propellants: Solid. Thrust(vac): 900.000 kN (202,320 lbf). Burn time: 60 sec. Diameter: 1.93 m (6.33 ft). Length: 5.40 m (17.70 ft). Country: France. SEP 401 used on Rocket Stages Used on stage: SEP 401. on launch vehicle: MSBS. 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.