Total Impulse
733.0Ns
Burn Time
2.40s
Avg Thrust
305.0N
Max Thrust
1227.0N
Thrust Profile (N)
2.40s Burn WindowEngineered by Contrail Rockets, the J333-HP is a 38mm solid rocket motor designed for high-power rocketry (HPR). As an official J-class motor, it delivers a total impulse of 733.0 Ns over a 2.40 second burn window.
With an average thrust of 305.0 N and a peak of 1227.0 N, it features a neutral thrust curve optimal for heavy rockets requiring high off-the-pad acceleration.
Technical Specifications
Tripoli Rocketry Association, Inc.Diameter 38 mm
Length 1227 mm
Hardware 38 48 M PVC (830CC)
Delays (s) P
Specific Impulse 679.3 s
Peak Thrust 799.99 N
Peak Time T+ 0.204s
T/W Ratio 29.22
Propellant Standard
Profile neutral
Type hybrid
Sparky No
Mass Budget
1064g TotalCasing (Dry)
954.0g
89.7%
Propellant
110.0g
10.3%
Live Sizing
Flight Envelope
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