Monopropellant Thrusters


Moog offers a wide range of monopropellant thrusters suited for spacecraft and flight vehicle attitude control applications. These hydrazine thrusters have a long and successful heritage. Range of applications include; earth observation and communication, space exploration, and missile defense. 

 

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Product Line MONARC 1 MONARC 5 MONARC 22-6 MONARC 22-12LT+HT MONARC 90LT MONARC 90HT  MONARC 445
Steady State Thrust 0.20 lbf (1N) @280 psia 1.4 lbf (5.0 N) @350 psia 5 lbf (22N) @250 psia

5 lbf (22N) @242 psia

6.2 lbf (22N) @ 250 psia

21 lbf (93 N) @ 235 psia 25 lbf (111 N) @ 225 psia 100 lbf (445N) @ 260 psia
Feed Pressure 70 – 400 psia (4.8 – 27.6 bar) 80 – 420 psia (5.5 – 29.0 bar) 70 – 400 psia (4.8 – 27.6 bar) 70 – 400 psia (4.8 – 27.6 bar) 80 – 400 psia (5.5 – 27.6 bar) 80 – 370 psia (5.5 -25.5 bar) 70 – 400 psia (4.8-27.6 bar)
Nozzle Expansion 57:1 135:1 60:1 40:1 40:1 50:1 50:1
Valve Power 18 watts 18 watts 30 watts 30 watts 72 watts  72 watts 58 watts
Mass 0.83 lbm (0.38 kg)  1.08 lbm (0.49 kg) 1.58 lbm (0.72 kg) 1.51 lbm (0.69 kg) 2.47 lbm (1.12 kg) 2.47 lbm (1.12 kg) 3.5 lbm (1.6 kg)
Engine Length/Exit Diam 5.2 in (13.3 cm) / .2 in (0.5 cm) 9.4 in (41.8 cm) /1 in (2.5 cm) 8 in (20.3 cm) / 1.5 in (3.8 cm) 9 in (22.9 cm) / 1.2 in (5.3 cm) 12 in (30 cm) / 3.3 in (8.4 cm) 12 in (30 cm) / 3.3 in (8.4 cm) 16 in (41 cm) / 5.8 in (14.8 cm)
Nominal Specific Impulse 235 sec 230 sec 228 sec

227 sec (LT)

232 sec(HT)

232 sec 232 sec 235 sec
Heritage Highlights P-50, SOLRAD X, MSD, IUE, ISRO APPLE, SUERS, SERVIS-1 Galileo, Sentinel, EMM P-50, SEASTAR, DSCS III, ICO, TRIANA, SMAP, M2020, Jason CS, MMS, EarthCare,  LCROSS, Worldview ATS-3, Skynet, CTS, MSD, BSE, IUE, ETS, SEASAT, CP-9, NTSIII, CS-2, NPP, MPS, LCROSS, JPSS Intelsat IV, COBE, TOPEX, GLAST, PACE, MetOp/MPS, ExoMars, SWOT, GOES, LandSat-8 P-50, IUS, ASAT, CHANDRA, RCS, TRS, MPS, ARAV-C, SLS EUS REM GRO, MMS