J Class Rocket Motor

AeroTech J275W

AeroTech
White Lightning
Ø 54mm
Total Impulse
774.0Ns
Burn Time
3.30s
Avg Thrust
275.0N
Max Thrust
370.0N

Thrust Profile (N)

3.30s Burn Window

Engineered by AeroTech, the J275W is a 54mm solid rocket motor designed for high-power rocketry (HPR). As an official J-class motor, it delivers a total impulse of 774.0 Ns over a 3.30 second burn window.

With an average thrust of 275.0 N and a peak of 370.0 N, it features a neutral thrust curve optimal for general sport flying. It utilizes the White Lightning propellant formulation, dictating its specific impulse and exhaust signature.

Technical Specifications

Tripoli Rocketry Association, Inc.
Diameter 54 mm
Length 230 mm
Hardware RMS-54/852
Delays (s) 6,8,10,12,14
Specific Impulse 167.2 s
Peak Thrust 336.42 N
Peak Time T+ 0.992s
T/W Ratio 32.44
Propellant White Lightning
Profile neutral
Type reload
Sparky No

Mass Budget

864.192g Total
Casing (Dry)
392.2g
45.4%
Propellant
472.0g
54.6%
Live Sizing
Flight Envelope

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