This part is from Proton-M / Breeze-M
cost:
4300
mass:
1.847
category:
Engine
TechRequired:
heavyRocketry
engine_data:
RD-253
{"isp"=>{"vac"=>255.0, "atmo"=>216.0}, "propellant_ratios"=>{"LiquidFuel"=>0.9, "Oxidizer"=>1.1}, "max_thrust"=>369.543}
1 Craft use this part
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