Custom Tubing adapter STL file ⌀ 115–90 mm (Length: 130 mm) 📦#12918

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Tube coupler ⌀115 mm to ⌀90 mm in STL format. Final length of this coupler is 130 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a sleeve length of 50 mm, the smaller one of 50 mm as well. The ends have a fillet on the inside to ease the connection.
Generation date: 2026-10-25
3D Model Tubing adapter STL file ⌀ 115–90 mm (Length: 130 mm)

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  • inline-tube-adapter-lenA50mm-d_model12918-nb0_dd{id}.stl : 4.4 Mo
STL Mesh quality : Linear deflection 0.05 Angular deflection 0.05
No compliance warranty No compliance warranty
(attribution - commercial use allowed)
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Values for this model

This model was generated by the Inline tube adapter template, with the following values:
Parameter Value
#1 side A length 50 mm (≃1.97 in)
#2 side A outer diameter 115 mm (≃4.53 in)
#3 side A thickness 3 mm (≃1/8 in)
#4 side B length 50 mm (≃1.97 in)
#5 side B outer diameter 90 mm (≃3.54 in)
#6 side B thickness 3 mm (≃1/8 in)
#7 transition length 30 mm (≃1 3/16 in)
#8 axis offset 0 mm (0 in)
#9 ends fillet fillet on the inside
Metadata Value
inner diameter (side A) 109 mm (≃4.29 in)
inner diameter (side B) 84 mm (≃3 5/16 in)
total length 130 mm (≃5 1/8 in)
illustration of the parameters
Parameter overview

Labels are used in the naming of the downloaded 3D files.

Parameter Label
#1 side A length lenA
#2 side A outer diameter diA
#3 side A thickness thA
#4 side B length lenB
#5 side B outer diameter diB
#6 side B thickness thB
#7 transition length tra
#8 axis offset ofs
#9 ends fillet fil

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To search for a model based on your own parameters, go to the template page Inline tube adapter 

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Parameter Value Unit
side A length 50 mm
side A outer diameter 114 mm
side A thickness 2 mm
side B length 50 mm
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side B thickness 2 mm
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axis offset 0 mm
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Parameter Value Unit
side A length 50 mm
side A outer diameter 110 mm
side A thickness 2 mm
side B length 50 mm
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side B thickness 2 mm
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axis offset 0 mm
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Parameter Value Unit
side A length 35 mm
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side B length 35 mm
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side B thickness 3 mm
transition length 20 mm
axis offset 0 mm
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Parameter Value Unit
side A length 46 mm
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side A thickness 3 mm
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Parameter Value Unit
side A length 32 mm
side A outer diameter 103 mm
side A thickness 3 mm
side B length 30 mm
side B outer diameter 102 mm
side B thickness 3 mm
transition length 10 mm
axis offset 0 mm
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Parameter Value Unit
side A length 46 mm
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Parameter Value Unit
side A length 40 mm
side A outer diameter 108 mm
side A thickness 3 mm
side B length 40 mm
side B outer diameter 60 mm
side B thickness 3 mm
transition length 25 mm
axis offset 0 mm
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Parameter Value Unit
side A length 60 mm
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side A thickness 4 mm
side B length 40 mm
side B outer diameter 53 mm
side B thickness 3 mm
transition length 20 mm
axis offset 0 mm
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Parameter Value Unit
side A length 50 mm
side A outer diameter 114 mm
side A thickness 3 mm
side B length 35 mm
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side B thickness 2 mm
transition length 15 mm
axis offset 0 mm
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Parameter Value Unit
side A length 46 mm
side A outer diameter 80 mm
side A thickness 2.5 mm
side B length 45 mm
side B outer diameter 75 mm
side B thickness 2.5 mm
transition length 20 mm
axis offset 2.4 mm
ends fillet fillet on th...
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Parameter Value Unit
side A length 30 mm
side A outer diameter 105 mm
side A thickness 2 mm
side B length 70 mm
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transition length 40 mm
axis offset 0 mm
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Parameter Value Unit
side A length 60 mm
side A outer diameter 155 mm
side A thickness 3 mm
side B length 60 mm
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side B thickness 3 mm
transition length 20 mm
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Parameter Value Unit
side A length 40 mm
side A outer diameter 104 mm
side A thickness 3 mm
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transition length 25 mm
axis offset 0 mm
ends fillet fillet on bo...
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Parameter Value Unit
side A length 40 mm
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side A thickness 3 mm
side B length 40 mm
side B outer diameter 100 mm
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transition length 20 mm
axis offset 0 mm
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Parameter Value Unit
side A length 50 mm
side A outer diameter 100 mm
side A thickness 4 mm
side B length 50 mm
side B outer diameter 70 mm
side B thickness 4 mm
transition length 20 mm
axis offset 0 mm
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Parameter Value Unit
side A length 50 mm
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Parameter Value Unit
side A length 30 mm
side A outer diameter 131 mm
side A thickness 3.0 mm
side B length 30 mm
side B outer diameter 81 mm
side B thickness 3 mm
transition length 30 mm
axis offset 0 mm
ends fillet fillet on th...
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Parameter Value Unit
side A length 35 mm
side A outer diameter 135 mm
side A thickness 2.5 mm
side B length 30 mm
side B outer diameter 125 mm
side B thickness 2.5 mm
transition length 40 mm
axis offset 0 mm
ends fillet fillet on th...
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Parameter Value Unit
side A length 30 mm
side A outer diameter 101 mm
side A thickness 2 mm
side B length 50 mm
side B outer diameter 83 mm
side B thickness 2.5 mm
transition length 40 mm
axis offset 0 mm
ends fillet fillet on bo...
Inline fitting ⌀125 mm to ⌀80 mm in STL format. Total length of this sleeve is 150 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a sleeve length of 50 mm, the smaller one of 50 mm as well. The ends are rounded on the outside.
Parameter Value Unit
side A length 50 mm
side A outer diameter 125 mm
side A thickness 2 mm
side B length 50 mm
side B outer diameter 80 mm
side B thickness 2 mm
transition length 50 mm
axis offset 0 mm
ends fillet fillet on th...
Inline sleeve ⌀150 mm to ⌀125 mm in STL 3D format. Total length of this coupler is 127 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a length of 50 mm, the smaller one of 48 mm. The ends feature a fillet.
Parameter Value Unit
side A length 50 mm
side A outer diameter 150 mm
side A thickness 3 mm
side B length 48 mm
side B outer diameter 125 mm
side B thickness 3 mm
transition length 29 mm
axis offset 0 mm
ends fillet fillet on bo...
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Parameter Value Unit
side A length 30 mm
side A outer diameter 120 mm
side A thickness 3 mm
side B length 60 mm
side B outer diameter 56 mm
side B thickness 3 mm
transition length 40 mm
axis offset 6 mm
ends fillet fillet on th...
Inline tube coupler ⌀110 mm to ⌀70 mm in STL 3D format. Total length of this connector is 120 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a length of 40 mm, the smaller one of 40 mm as well. The ends feature an external fillet to ease the connection.
Parameter Value Unit
side A length 40 mm
side A outer diameter 110 mm
side A thickness 2 mm
side B length 40 mm
side B outer diameter 70 mm
side B thickness 2 mm
transition length 40 mm
axis offset 0 mm
ends fillet fillet on th...
Straight tubing adapter ⌀106 mm to ⌀56 mm in STL 3D format. Length of this connector is 100 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a length of 35 mm, the smaller one of 35 mm as well. The ends have a fillet.
Parameter Value Unit
side A length 35 mm
side A outer diameter 106 mm
side A thickness 3 mm
side B length 35 mm
side B outer diameter 56 mm
side B thickness 3 mm
transition length 30 mm
axis offset 0 mm
ends fillet fillet on bo...
Diameter adapter ⌀105 mm to ⌀56 mm in STL 3D format. Total length of this reducer is 100 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a sleeve length of 35 mm, the smaller one of 35 mm as well. The ends have a fillet to ease the connection.
Parameter Value Unit
side A length 35 mm
side A outer diameter 105 mm
side A thickness 3 mm
side B length 35 mm
side B outer diameter 56 mm
side B thickness 3 mm
transition length 30 mm
axis offset 0 mm
ends fillet fillet on bo...
Straight tube adapter ⌀80 mm to ⌀75 mm in STL 3D format. Final length of this reducer is 101 mm. The thickness of the tubes is identical: 2.5 mm. The larger-diameter tube has a length of 46 mm, the smaller one of 45 mm. The axes of the tubes are off-center by 2.4 mm. The ends are rounded on the outside to facilitate the connection of the two tubes.
Parameter Value Unit
side A length 46 mm
side A outer diameter 80 mm
side A thickness 2.5 mm
side B length 45 mm
side B outer diameter 75 mm
side B thickness 2.5 mm
transition length 10 mm
axis offset 2.4 mm
ends fillet fillet on th...
Inline tube coupler ⌀80 mm to ⌀75 mm in STL format. Total length of this adapter is 100 mm. The thickness of the tubes is identical: 2.5 mm. The larger-diameter tube has a sleeve length of 45 mm, the smaller one of 45 mm as well. The axes of the tubes are offset by 2.4 mm. The ends have a fillet on the outside to make tube connection easier.
Parameter Value Unit
side A length 45 mm
side A outer diameter 80 mm
side A thickness 2.5 mm
side B length 45 mm
side B outer diameter 75 mm
side B thickness 2.5 mm
transition length 10 mm
axis offset 2.4 mm
ends fillet fillet on th...
Tube coupler ⌀105 mm to ⌀55 mm in STL format. Final length of this adapter is 100 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a sleeve length of 35 mm, the smaller one of 35 mm as well. The ends feature a fillet.
Parameter Value Unit
side A length 35 mm
side A outer diameter 105 mm
side A thickness 3 mm
side B length 35 mm
side B outer diameter 55 mm
side B thickness 3 mm
transition length 30 mm
axis offset 0 mm
ends fillet fillet on bo...
Tube fitting ⌀164 mm to ⌀124 mm in STL 3D format. Total length of this sleeve is 130 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a sleeve length of 50 mm, the smaller one of 50 mm as well. The ends have a fillet on the inside to make tube connection easier.
Parameter Value Unit
side A length 50 mm
side A outer diameter 164 mm
side A thickness 2 mm
side B length 50 mm
side B outer diameter 124 mm
side B thickness 2 mm
transition length 30 mm
axis offset 0 mm
ends fillet fillet on th...
Tubing reducer ⌀98 mm to ⌀80 mm in STL format. Total length of this adapter is 98 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a sleeve length of 30 mm, the smaller one of 28 mm. The ends are rounded to facilitate the connection of the two tubes.
Parameter Value Unit
side A length 30 mm
side A outer diameter 98 mm
side A thickness 3 mm
side B length 28 mm
side B outer diameter 80 mm
side B thickness 3 mm
transition length 40 mm
axis offset 0 mm
ends fillet fillet on bo...