Total Impulse
945.9Ns
Burn Time
4.08s
Avg Thrust
231.8N
Max Thrust
276.7N
Thrust Profile (N)
4.08s Burn WindowEngineered by Animal Motor Works, the J230SK-P is a 54mm solid rocket motor designed for high-power rocketry (HPR). As an official J-class motor, it delivers a total impulse of 945.9 Ns over a 4.08 second burn window.
With an average thrust of 231.8 N and a peak of 276.7 N, it features a dual-peak thrust curve optimal for sustainer stages and high-altitude attempts.
Technical Specifications
National Association of RocketryDiameter 54 mm
Length 326 mm
Hardware Single Use
Delays (s) P
Specific Impulse 183.4 s
Peak Thrust 276.72 N
Peak Time T+ 1.59s
T/W Ratio 20.22
Propellant Standard
Profile dual-peak
Type reload
Sparky Yes
Mass Budget
1169g TotalCasing (Dry)
643.3g
55.0%
Propellant
525.7g
45.0%
Live Sizing
Flight Envelope
Design wings in your spreadsheet
AeroSheet loads airfoils directly into Google Sheets. Polars, 3D splines, Fusion 360 export, without leaving your spreadsheet.
Comparable J-Class Alternatives
J245-BG
Contrail
J
regressive
Total: 644 Ns
Ø 54mm
440CC076J-J115
Hypertek
J
regressive
Total: 674 Ns
Ø 54mm
J355-BG
Contrail
J
dual-peak
Total: 679 Ns
Ø 54mm
683J250-15A
Cesaroni
J
dual-peak
Total: 683 Ns
Ø 54mm
699J145-19A
Cesaroni
J
regressive
Total: 699 Ns
Ø 54mm
J250W
AeroTech
J
dual-peak
Total: 704 Ns
Ø 54mm
Veenie Kit
Need a custom engineering simulator?
The 3D engine on this page is built by Veenie Aerospace. We build bespoke, browser-native digital twins, aerodynamic simulators, and AI physics tools for UAV startups and defense contractors.