K Class Rocket Motor

Cesaroni 2430K661-P

Cesaroni Technology
Blue Streak
Ø 75mm
Total Impulse
2430.4Ns
Burn Time
3.68s
Avg Thrust
660.5N
Max Thrust
761.3N

Thrust Profile (N)

3.68s Burn Window

Engineered by Cesaroni Technology, the 2430K661-P is a 75mm solid rocket motor designed for high-power rocketry (HPR). As an official K-class motor, it delivers a total impulse of 2430.4 Ns over a 3.68 second burn window.

With an average thrust of 660.5 N and a peak of 761.3 N, it features a dual-peak thrust curve optimal for general sport flying. It utilizes the Blue Streak propellant formulation, dictating its specific impulse and exhaust signature.

Technical Specifications

Canadian Association of Rocketry
Diameter 75 mm
Length 350 mm
Hardware Pro75-2G
Delays (s) P
Specific Impulse 209.6 s
Peak Thrust 758.09 N
Peak Time T+ 1.241s
T/W Ratio 26.64
Propellant Blue Streak
Profile dual-peak
Type reload
Sparky No

Mass Budget

2527.8g Total
Casing (Dry)
1345.8g
53.2%
Propellant
1182.0g
46.8%
Live Sizing
Flight Envelope

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