K Class Rocket Motor

AeroTech K850DM

AeroTech
Dark Matter
Ø 54mm
Total Impulse
1869.0Ns
Burn Time
2.00s
Avg Thrust
922.0N
Max Thrust
1094.0N

Thrust Profile (N)

2.00s Burn Window

Engineered by AeroTech, the K850DM is a 54mm solid rocket motor designed for high-power rocketry (HPR). As an official K-class motor, it delivers a total impulse of 1869.0 Ns over a 2.00 second burn window.

With an average thrust of 922.0 N and a peak of 1094.0 N, it features a dual-peak thrust curve optimal for general sport flying. It utilizes the Dark Matter propellant formulation, dictating its specific impulse and exhaust signature.

Technical Specifications

Tripoli Rocketry Association, Inc.
Diameter 54 mm
Length 635 mm
Hardware Single Use
Delays (s) 8,10,12,14,16
Specific Impulse 155.7 s
Peak Thrust 1064.92 N
Peak Time T+ 0.923s
T/W Ratio 46.05
Propellant Dark Matter
Profile dual-peak
Type SU
Sparky Yes

Mass Budget

2041g Total
Casing (Dry)
817.0g
40.0%
Propellant
1224.0g
60.0%
Live Sizing
Flight Envelope

Design wings in your spreadsheet

AeroSheet loads airfoils directly into Google Sheets. Polars, 3D splines, Fusion 360 export, without leaving your spreadsheet.

Google Sheets Install in Google Sheets coming soon
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

AeroTech

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
Veenie Kit

Need a custom engineering simulator?

The 3D engine on this page is built by Veenie Aerospace. We build bespoke, browser-native digital twins, aerodynamic simulators, and AI physics tools for UAV startups and defense contractors.

ivan@veenie.space
Loading calendar...
ivan@veenie.space