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TU-903 / Castor-120


Solid fuel engine for stage 1 Applications

Name Manufacturer Mass (kg) Mass, Empt (kg) Mass, Prop (kg) Prop Thrust Vac (kN) ISP (sec) Tot. Imp. (MNs) Burn (s) Diam (m) Length (m) Remark
TU-903 Thiokol 48960 2204.50 56 2.33 8.48
Castor-120 Thiokol 53070 4086 HTPB 1703.00 280 133.90 83 2.36 7.72