I Class Rocket Motor

Cesaroni 396I140-14A

Cesaroni Technology
Skidmark
Ø 54mm
Total Impulse
395.6Ns
Burn Time
1.89s
Avg Thrust
137.1N
Max Thrust
164.0N

Thrust Profile (N)

1.89s Burn Window

Engineered by Cesaroni Technology, the 396I140-14A is a 54mm solid rocket motor designed for high-power rocketry (HPR). As an official I-class motor, it delivers a total impulse of 395.6 Ns over a 1.89 second burn window.

With an average thrust of 137.1 N and a peak of 164.0 N, it features a dual-peak thrust curve optimal for general sport flying. It utilizes the Skidmark propellant formulation, dictating its specific impulse and exhaust signature.

Technical Specifications

Canadian Association of Rocketry
Diameter 54 mm
Length 143 mm
Hardware Pro54-1G
Delays (s) 4,5,6,7,8,9,10,11,12,13,14
Specific Impulse 191.7 s
Peak Thrust 160.22 N
Peak Time T+ 0.702s
T/W Ratio 24.77
Propellant Skidmark
Profile dual-peak
Type reload
Sparky Yes

Mass Budget

564.3g Total
Casing (Dry)
353.9g
62.7%
Propellant
210.4g
37.3%
Live Sizing
Flight Envelope

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