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TRW

High Performance Divert and Attitude Control System (DACS)

The TRW-built propulsion system for the Lockheed/Army Exoatmospheric Reentry Vehicle Interceptor Subsystem (ERIS) provided both bipropellant divert thrust for vehicle steering and high- and low-level impulse for attitude control to enable the intercept of a high speed reentry vehicle in space. DACS Engine
Engine statistics
Specification
Propellants MON3 and MMH
O/F Ratio 1.6 to 1.8
Pc 1,500 psia
Cooling Method Ablative