I Class Rocket Motor

WCH 499I110-P

West Coast Hybrids
Unknown
Ø 38mm
Total Impulse
499.7Ns
Burn Time
4.64s
Avg Thrust
108.5N
Max Thrust
162.6N

Thrust Profile (N)

4.64s Burn Window

Engineered by West Coast Hybrids, the 499I110-P is a 38mm solid rocket motor designed for high-power rocketry (HPR). As an official I-class motor, it delivers a total impulse of 499.7 Ns over a 4.64 second burn window.

With an average thrust of 108.5 N and a peak of 162.6 N, it features a regressive thrust curve optimal for sustainer stages and high-altitude attempts.

Technical Specifications

Canadian Association of Rocketry
Diameter 38 mm
Length 606 mm
Hardware Single Use
Delays (s) P
Specific Impulse 155.8 s
Peak Thrust 240 N
Peak Time T+ 0.05s
T/W Ratio 13.43
Propellant Standard
Profile regressive
Type hybrid
Sparky No

Mass Budget

824g Total
Casing (Dry)
497.0g
60.3%
Propellant
327.0g
39.7%
Live Sizing
Flight Envelope

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