K Class Rocket Motor

Cesaroni 1750K650-16A

Cesaroni Technology
Smoky Sam
Ø 54mm
Total Impulse
1749.5Ns
Burn Time
2.66s
Avg Thrust
656.0N
Max Thrust
728.7N

Thrust Profile (N)

2.66s Burn Window

Engineered by Cesaroni Technology, the 1750K650-16A is a 54mm solid rocket motor designed for high-power rocketry (HPR). As an official K-class motor, it delivers a total impulse of 1749.5 Ns over a 2.66 second burn window.

With an average thrust of 656.0 N and a peak of 728.7 N, it features a dual-peak thrust curve optimal for general sport flying. It utilizes the Smoky Sam propellant formulation, dictating its specific impulse and exhaust signature.

Technical Specifications

Canadian Association of Rocketry
Diameter 54 mm
Length 488 mm
Hardware Pro54-5G
Delays (s) 6,7,8,9,10,11,12,13,14,15,16
Specific Impulse 139.2 s
Peak Thrust 728.7 N
Peak Time T+ 1.8s
T/W Ratio 33.6
Propellant Smoky Sam
Profile dual-peak
Type reload
Sparky No

Mass Budget

1989.9g Total
Casing (Dry)
708.9g
35.6%
Propellant
1281.0g
64.4%
Live Sizing
Flight Envelope

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Comparable K-Class Alternatives

1176K1720-P

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1281K360-13A

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835CC125J-K240

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