3D preview of Fuselage Frame Assembly with Wing Spars
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Interactive 3D model of Fuselage Frame Assembly with Wing Spars

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Fuselage Frame Assembly with Wing Spars

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Bounding box
485.0 × 220.0 × 125.0 mm
Engine
Precision B-rep
Parameters
30
Published
September 12, 2026

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The prompt

Add one main wing spar through the centre frame F3. Spar is horizontal and perpendicular to the fuselage centreline. Cross-section 8 mm high × 4 mm thick. Extend 35 mm beyond each side of the fuselage. Add one rear spar 25 mm behind it, 6 mm high × 3 mm thick, extending 25 mm beyond each side. Keep all existing frames and stringers unchanged.

Parameters

NameValueRange
Frame Thickness3 mm1 – 10
Rim Width (wall)6 mm2 – 20
Bottom Flat Ratio0.35 ratio0.1 – 0.8
Upper Side Taper Angle12 deg0 – 30
Upper Corner Radius8 mm1 – 30
Crown Rise Ratio0.1 ratio0.02 – 0.25
Stringer Size (square)2.5 mm1 – 8
F1 Station X-240 mm-600 – 0
F2 Station X-120 mm-600 – 0
F3 Station X (centre)0 mm-300 – 300
F4 Station X120 mm0 – 600
F5 Station X240 mm0 – 600
F1 Width100 mm40 – 300
F1 Height95 mm40 – 300
F2 Width135 mm40 – 320
F2 Height115 mm40 – 320
F3 Width150 mm40 – 340
F3 Height125 mm40 – 340
F4 Width140 mm40 – 320
F4 Height118 mm40 – 320
F5 Width115 mm40 – 300
F5 Height100 mm40 – 300
Main Spar Height8 mm3 – 30
Main Spar Thickness4 mm1 – 20
Main Spar Overhang (per side)35 mm5 – 150
Spar Height on F30.5 ratio0.2 – 0.8
Rear Spar Offset Aft25 mm5 – 150
Rear Spar Height6 mm2 – 25
Rear Spar Thickness3 mm1 – 15
Rear Spar Overhang (per side)25 mm3 – 120

Every value above is a live dimension. Open a model like this in the editor and each one becomes a slider you can drag before exporting.

Fuselage Frame Assembly with Wing Spars - Free CAD Model (STEP, STL) | TextoCAD