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CLASS I MOTOR · TOTAL IMPULSE 320–640 Ns

I246-Nx

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₹28,095.80
Inclusive of all taxes

Precision CNC-machined 54mm Class I reloadable motor. 1044g loaded, 2.1s burn — aerospace-grade hardware, every part sold as its own spare.

Diameter
54 mm
Wet Weight
1044 g
Simulation File — I246-Nx.eng
RASP format · OpenRocket, RockSim & most simulators · Real, certified thrust-curve data
⬇ Download .eng File

How to use in OpenRocket: Motors & Configuration → Edit motors → Import → select the downloaded file. Run a full simulation before any real flight — the Rough Apogee Estimator below is only a simplified back-of-envelope figure.

Rough Apogee Estimator

A quick, simplified estimate — no substitute for real simulation software

Rocket Weight (incl. this motor), grams

About This Product

Motor I246-Nx — Precision CNC Machined High-Performance Rocket Motor. Elevate your rocketry projects with our high-performance, precision CNC machined Motor I246-Nx. Designed for serious hobbyists and professionals, this motor combines aerospace-grade materials, precision engineering, and reliable sealing technology to deliver exceptional performance and durability.

Perfect for enthusiasts seeking reliable and powerful thrust, our meticulously engineered Motor I246-Nx meets the highest standards of rocketry performance. Unleash your potential and reach new heights with this essential component.

Performance & Dimensions

Full spec sheet

L1
Casing Length
257 mm
D1
Outer Diameter
54 mm
L2
Grain Length
200 mm
D2
Grain Outer Dia
48 mm
BT
Burn Time
2.1 s
Th
Avg. Thrust
250.1 N
Lo
Max Lift-off Weight
8498 g
Wd
Dry Weight
521 g
Wp
Propellant Weight
521 g
Ww
Total Wet Weight
1044 g

Component List

Hardware (dry) + Fuel/Oxidiser (propellant) = Total Wet Weight

# Component Material Qty Weight (g)
1 Casing Aerospace Grade Aluminium 1 307
2 Nozzle Graphite 1 114
3 Forward Closure Aerospace Grade Aluminium 1 32
4 Nozzle Retention Ring Aerospace Grade SS 1 5
5 Casting Tube Sack Kraft Paper Tube 1 18
6 Liner Sack Kraft Paper Tube 1 30
7 O-Rings Viton 2 3
8 Circlip Spring Steel 1 12
Total Dry Weight (Hardware)521 g
9 Fuel Dextrose 1 183
10 Oxidiser Rocketeers Ox Mix 1 340
Total Wet Weight (Hardware + Propellant)1044 g

This Product Consists Of

Every part is its own listing

ComponentMaterial
1. Casing Aerospace Grade Aluminium View Product →
2. Nozzle Graphite View Product →
3. Forward Closure Aerospace Grade Aluminium View Product →
4. Nozzle Retention Ring Aerospace Grade SS View Product →
5. Casting Tube Sack Kraft Paper Tube View Product →
6. Liner Sack Kraft Paper Tube View Product →
7. O-Rings Viton View Product →
8. Circlip Spring Steel View Product →
9. Fuel Dextrose View Product →
10. Oxidiser Rocketeers Ox Mix View Product →