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Engine Model: S-43. Designer: IAE. Gross Mass: 8,425 kg (18,573 lb). Empty Mass: 1,245 kg (2,744 lb). Propellants: Solid. Thrust(vac): 303.000 kN (68,117 lbf). Thrust(sl): 262.000 kN (58,899 lbf). Isp: 265 sec. Isp (sea level): 225 sec. Burn time: 59 sec. Diameter: 1.00 m (3.20 ft). Length: 9.00 m (29.50 ft). Chambers: 1. Chamber Pressure: 56.20 bar. Area Ratio: 12.82. Country: Brazil. First Flight: 1985. Last Flight: 2003. Flown: 20.
Engine Model: S-43TM. Designer: IAE. Gross Mass: 8,404 kg (18,527 lb). Empty Mass: 1,224 kg (2,698 lb). Propellants: Solid. Thrust(vac): 321.700 kN (72,321 lbf). Thrust(sl): 197.000 kN (44,287 lbf). Isp: 276 sec. Isp (sea level): 170 sec. Burn time: 58 sec. Diameter: 1.00 m (3.20 ft). Length: 8.10 m (26.50 ft). Chambers: 1. Chamber Pressure: 55.30 bar. Area Ratio: 37.68. Country: Brazil. First Flight: 1985. Last Flight: 2003. Flown: 5.00.
S-43 used on Rocket Stages
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