RD-1
SR Space
Reusable liquid oxygen/methane rocket engine used on the Stalker first stage and the Nebo suborbital vehicle.
Technical specifications
- Propellants
- Liquid oxygen and methane
- Thrust (sea level)
- 8.5 tf
- Thrust (vacuum)
- 9.6 tf
- Specific impulse (sea level)
- 300.0 s
- Specific impulse (vacuum)
- 339.2 s
- Cycle
- Open cycle
- Reusability
- Reusable, designed for multiple missions
About
RD-1 is a liquid-propellant rocket engine developed by SR Space, built according to an open-cycle layout and burning oxygen and methane. The engine is designed to be reused across several missions. Nine RD-1 engines power the first stage of the Stalker launch vehicle, and a single RD-1 powers the Nebo suborbital rocket. SR Space describes its RD engine family as built in accordance with open-source design principles.
Documentation
No public datasheet yet — request the datasheet / ICD from the supplier.
