This part is from Soviet Rockets - R7/Proton/Zenit Rockets and more
cost:
10000
mass:
0.987
category:
Propulsion
TechRequired:
advScienceTech
engine_data:
NK-31
{"isp"=>{"vac"=>353.0, "atmo"=>222.0}, "propellant_ratios"=>{"LiquidFuel"=>0.9, "Oxidizer"=>1.1}, "max_thrust"=>202.0}
2 Craft use this part
(ordered by download count)
