D Class Rocket Motor

Quest D20W

Quest Aerospace
Fast White Lightning
Ø 18mm
Total Impulse
13.8Ns
Burn Time
0.76s
Avg Thrust
18.3N
Max Thrust
24.3N

Thrust Profile (N)

0.76s Burn Window

Engineered by Quest Aerospace, the D20W is a 18mm solid rocket motor designed for model rocketry. As an official D-class motor, it delivers a total impulse of 13.8 Ns over a 0.76 second burn window.

With an average thrust of 18.3 N and a peak of 24.3 N, it features a regressive thrust curve optimal for general sport flying. It utilizes the Fast White Lightning propellant formulation, dictating its specific impulse and exhaust signature.

Technical Specifications

Tripoli Rocketry Association, Inc.
Diameter 18 mm
Length 81 mm
Hardware Single Use
Delays (s) 4,6,8
Specific Impulse 162 s
Peak Thrust 24.7 N
Peak Time T+ 0.026s
T/W Ratio 77.19
Propellant Fast White Lightning
Profile regressive
Type SU
Sparky No

Mass Budget

24.1g Total
Casing (Dry)
15.4g
63.9%
Propellant
8.7g
36.1%
Live Sizing
Flight Envelope

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