B Class Rocket Motor

Quest B14T

Quest Aerospace
Blue Thunder
Ø 18mm
Total Impulse
5.0Ns
Burn Time
0.38s
Avg Thrust
13.0N
Max Thrust
17.6N

Thrust Profile (N)

0.38s Burn Window

Engineered by Quest Aerospace, the B14T is a 18mm solid rocket motor designed for model rocketry. As an official B-class motor, it delivers a total impulse of 5.0 Ns over a 0.38 second burn window.

With an average thrust of 13.0 N and a peak of 17.6 N, it features a neutral thrust curve optimal for general sport flying. It utilizes the Blue Thunder propellant formulation, dictating its specific impulse and exhaust signature.

Technical Specifications

Tripoli Rocketry Association, Inc.
Diameter 18 mm
Length 79 mm
Hardware Single Use
Delays (s) 3,5,7
Specific Impulse 220.3 s
Peak Thrust 17.45 N
Peak Time T+ 0.195s
T/W Ratio 82.31
Propellant Blue Thunder
Profile neutral
Type SU
Sparky No

Mass Budget

16.1g Total
Casing (Dry)
13.8g
85.7%
Propellant
2.3g
14.3%
Live Sizing
Flight Envelope

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Comparable B-Class Alternatives

B4-4

Quest

B
neutral
Total: 4 Ns
Ø 18mm

B6

Estes

B
neutral
Total: 4 Ns
Ø 18mm

B6

Quest

B
regressive
Total: 5 Ns
Ø 18mm

B2

Apogee

B
regressive
Total: 5 Ns
Ø 10.5mm

SCR-B6

SCR

B
regressive
Total: 5 Ns
Ø 18mm

B4

Quest

B
dual-peak
Total: 5 Ns
Ø 18mm
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