K Class Rocket Motor

AeroTech K270W

AeroTech
White Lightning
Ø 54mm
Total Impulse
1968.0Ns
Burn Time
7.87s
Avg Thrust
249.8N
Max Thrust
438.4N

Thrust Profile (N)

7.87s Burn Window

Engineered by AeroTech, the K270W is a 54mm solid rocket motor designed for high-power rocketry (HPR). As an official K-class motor, it delivers a total impulse of 1968.0 Ns over a 7.87 second burn window.

With an average thrust of 249.8 N and a peak of 438.4 N, it features a regressive 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 54 mm
Length 579 mm
Hardware RMS-54/2560
Delays (s) P
Specific Impulse 168.9 s
Peak Thrust 425.73 N
Peak Time T+ 0.154s
T/W Ratio 12.12
Propellant White Lightning
Profile regressive
Type reload
Sparky No

Mass Budget

2100g Total
Casing (Dry)
912.0g
43.4%
Propellant
1188.0g
56.6%
Live Sizing
Flight Envelope

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Comparable K-Class Alternatives

1176K1720-P

AMW

K
dual-peak
Total: 1176 Ns
Ø 54mm

1281K360-13A

Cesaroni

K
neutral
Total: 1281 Ns
Ø 54mm

K456DM

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K
regressive
Total: 1281 Ns
Ø 54mm

835CC125J-K240

Hypertek

K
regressive
Total: 1292 Ns
Ø 54mm

SK-54-1750

AMW

K
neutral
Total: 1300 Ns
Ø 54mm

K400C

AeroTech

K
regressive
Total: 1304 Ns
Ø 54mm
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