K Class Rocket Motor

AeroTech K458W

AeroTech
White Lightning
Ø 98mm
Total Impulse
2464.6Ns
Burn Time
6.00s
Avg Thrust
458.0N
Max Thrust
585.8N

Thrust Profile (N)

6.00s Burn Window

Engineered by AeroTech, the K458W is a 98mm solid rocket motor designed for high-power rocketry (HPR). As an official K-class motor, it delivers a total impulse of 2464.6 Ns over a 6.00 second burn window.

With an average thrust of 458.0 N and a peak of 585.8 N, it features a neutral thrust curve optimal for sustainer stages and high-altitude attempts. It utilizes the White Lightning propellant formulation, dictating its specific impulse and exhaust signature.

Technical Specifications

Tripoli Rocketry Association, Inc.
Diameter 98 mm
Length 275 mm
Hardware RMS-98/2560
Delays (s) P
Specific Impulse 176.3 s
Peak Thrust 623.15 N
Peak Time T+ 2.566s
T/W Ratio 14.76
Propellant White Lightning
Profile neutral
Type reload
Sparky No

Mass Budget

3163.78g Total
Casing (Dry)
1738.8g
55.0%
Propellant
1425.0g
45.0%
Live Sizing
Flight Envelope

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