Propellants, Fuel/Oxidizer….. UDMH/NTO Mixture Ratio …..1.85±0.15 Average Nominal Thrust, N (lbf) ….. 130.5 (29.34) Average Specific Impulse, Steady State, sec….. 306 Nominal Inlet Pressure, MPa (psi) ….. 2.06 (298.78) Duration of Single Impulse, s….. 0.030...2,000 Nozzle Expansion Ratio….. 100 Maximum Thruster Length, mm (in) …..376 (14.80) Maximum Nozzle Diameter, mm (in) ….. O126 (4.96) Maximum Mass, kg (Ibm) ….. 1.8(3.97) Cycle Life, Number of starts-up….. 500,000 Nominal Voltage, VDC …..27 Voltage Range, VDC….. 21.. .34