H Class Rocket Motor

AeroTech H550ST

AeroTech
Super Thunder
Ø 38mm
Total Impulse
320.0Ns
Burn Time
0.57s
Avg Thrust
550.0N
Max Thrust
667.0N

Thrust Profile (N)

0.57s Burn Window

Engineered by AeroTech, the H550ST is a 38mm solid rocket motor designed for high-power rocketry (HPR). As an official H-class motor, it delivers a total impulse of 320.0 Ns over a 0.57 second burn window.

With an average thrust of 550.0 N and a peak of 667.0 N, it features a dual-peak thrust curve optimal for general sport flying. It utilizes the Super Thunder propellant formulation, dictating its specific impulse and exhaust signature.

Technical Specifications

Tripoli Rocketry Association, Inc.
Diameter 38 mm
Length 213 mm
Hardware RMS-38/360
Delays (s) 6,8,10,12,14
Specific Impulse 225 s
Peak Thrust 643.37 N
Peak Time T+ 0.157s
T/W Ratio 173.58
Propellant Super Thunder
Profile dual-peak
Type reload
Sparky No

Mass Budget

323g Total
Casing (Dry)
178.0g
55.1%
Propellant
145.0g
44.9%
Live Sizing
Flight Envelope

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