Custom Tube adapter STL 3D file ⌀ 186–113 mm (Length: 163 mm) 📦#10098

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Straight tube adapter ⌀186 mm to ⌀113 mm in STL 3D format. Total length of this fitting is 163 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a sleeve length of 90 mm, the smaller one of 40 mm. The axes of the tubes are offset by 33 mm. The ends feature a fillet.
Generation date: 2026-07-14
3D Model Tube adapter STL 3D file ⌀ 186–113 mm (Length: 163 mm)

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  • inline-tube-adapter-lenA90mm-d_model10098-nb0_dd{id}.stl : 19.2 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 90 mm (≃3.54 in)
#2 side A outer diameter 186 mm (≃7 5/16 in)
#3 side A thickness 3 mm (≃1/8 in)
#4 side B length 40 mm (≃1 9/16 in)
#5 side B outer diameter 113 mm (≃4 7/16 in)
#6 side B thickness 3 mm (≃1/8 in)
#7 transition length 33 mm (≃1 5/16 in)
#8 axis offset 33 mm (≃1 5/16 in)
#9 ends fillet fillet on both inside
and outside
Metadata Value
inner diameter (side A) 180 mm (≃7.09 in)
inner diameter (side B) 107 mm (≃4.21 in)
total length 163 mm (≃6.42 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 60 mm
side A outer diameter 155 mm
side A thickness 3 mm
side B length 40 mm
side B outer diameter 103 mm
side B thickness 3 mm
transition length 30 mm
axis offset 25.4 mm
ends fillet fillet on bo...
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Parameter Value Unit
side A length 80 mm
side A outer diameter 195 mm
side A thickness 2.5 mm
side B length 50 mm
side B outer diameter 130 mm
side B thickness 2.5 mm
transition length 60 mm
axis offset 25.4 mm
ends fillet fillet on bo...
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Parameter Value Unit
side A length 40 mm
side A outer diameter 152 mm
side A thickness 2.5 mm
side B length 20 mm
side B outer diameter 87 mm
side B thickness 2.5 mm
transition length 40 mm
axis offset 25.4 mm
ends fillet fillet on bo...
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Parameter Value Unit
side A length 80 mm
side A outer diameter 195 mm
side A thickness 3 mm
side B length 80 mm
side B outer diameter 125 mm
side B thickness 3 mm
transition length 80 mm
axis offset 25.4 mm
ends fillet fillet on bo...
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Parameter Value Unit
side A length 80 mm
side A outer diameter 200 mm
side A thickness 2.5 mm
side B length 80 mm
side B outer diameter 130 mm
side B thickness 2.5 mm
transition length 80 mm
axis offset 25.4 mm
ends fillet fillet on bo...
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Parameter Value Unit
side A length 80 mm
side A outer diameter 205 mm
side A thickness 2.5 mm
side B length 80 mm
side B outer diameter 130 mm
side B thickness 2.5 mm
transition length 80 mm
axis offset 25.4 mm
ends fillet fillet on bo...
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Parameter Value Unit
side A length 30 mm
side A outer diameter 149.6 mm
side A thickness 4 mm
side B length 30 mm
side B outer diameter 99.6 mm
side B thickness 4 mm
transition length 20 mm
axis offset 24.9 mm
ends fillet fillet on bo...
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Parameter Value Unit
side A length 70 mm
side A outer diameter 155 mm
side A thickness 3 mm
side B length 40 mm
side B outer diameter 105 mm
side B thickness 3 mm
transition length 95 mm
axis offset 23.9 mm
ends fillet fillet on bo...
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Parameter Value Unit
side A length 110 mm
side A outer diameter 160 mm
side A thickness 4 mm
side B length 100 mm
side B outer diameter 90 mm
side B thickness 5 mm
transition length 40 mm
axis offset 25.4 mm
ends fillet fillet on bo...
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Parameter Value Unit
side A length 70 mm
side A outer diameter 150 mm
side A thickness 3 mm
side B length 40 mm
side B outer diameter 99 mm
side B thickness 3 mm
transition length 95 mm
axis offset 25 mm
ends fillet fillet on th...
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Parameter Value Unit
side A length 80 mm
side A outer diameter 100 mm
side A thickness 4 mm
side B length 40 mm
side B outer diameter 51 mm
side B thickness 5 mm
transition length 60 mm
axis offset 25.4 mm
ends fillet fillet on bo...
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Parameter Value Unit
side A length 30 mm
side A outer diameter 149.6 mm
side A thickness 4 mm
side B length 30 mm
side B outer diameter 99.6 mm
side B thickness 4 mm
transition length 20 mm
axis offset 20 mm
ends fillet fillet on bo...
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Parameter Value Unit
side A length 60 mm
side A outer diameter 100 mm
side A thickness 4 mm
side B length 40 mm
side B outer diameter 51 mm
side B thickness 5 mm
transition length 60 mm
axis offset 25.4 mm
ends fillet fillet on bo...
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Parameter Value Unit
side A length 60 mm
side A outer diameter 100 mm
side A thickness 4 mm
side B length 40 mm
side B outer diameter 50 mm
side B thickness 5 mm
transition length 60 mm
axis offset 25.4 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 30 mm
axis offset 30 mm
ends fillet fillet on th...
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Parameter Value Unit
side A length 50 mm
side A outer diameter 180 mm
side A thickness 3 mm
side B length 50 mm
side B outer diameter 100 mm
side B thickness 3 mm
transition length 40 mm
axis offset 39 mm
ends fillet no fillet
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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 40 mm
side B outer diameter 90 mm
side B thickness 3 mm
transition length 60 mm
axis offset 25.4 mm
ends fillet no fillet
Straight tube reducer ⌀100 mm to ⌀50 mm in STL 3D format. Length of this coupler is 140 mm. The larger-diameter tube has a thickness of 4 mm and a sleeve length of 40 mm. The smaller-diameter tube has a thickness of 5 mm and a length of 40 mm as well. The axes of the tubes are off-center by 25.4 mm. The ends have a fillet to facilitate the connection of the two tubes.
Parameter Value Unit
side A length 40 mm
side A outer diameter 100 mm
side A thickness 4 mm
side B length 40 mm
side B outer diameter 50 mm
side B thickness 5 mm
transition length 60 mm
axis offset 25.4 mm
ends fillet fillet on bo...
Inline tube reducer ⌀104 mm to ⌀50 mm in STL 3D format. Total length of this adapter is 85 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a sleeve length of 30 mm, the smaller one of 25 mm. The two axes of the tubes are off-center by 26.9 mm. The ends are rounded on the inside to facilitate the connection of the two tubes.
Parameter Value Unit
side A length 30 mm
side A outer diameter 104 mm
side A thickness 2 mm
side B length 25 mm
side B outer diameter 50 mm
side B thickness 2 mm
transition length 30 mm
axis offset 26.9 mm
ends fillet fillet on th...
Tube adapter ⌀104 mm to ⌀50 mm in STL format. Final length of this junction is 85 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a sleeve length of 30 mm, the smaller one of 25 mm. The axes of the tubes are off-center by 26 mm. The ends feature an internal fillet to ease the connection.
Parameter Value Unit
side A length 30 mm
side A outer diameter 104 mm
side A thickness 2 mm
side B length 25 mm
side B outer diameter 50 mm
side B thickness 2 mm
transition length 30 mm
axis offset 26 mm
ends fillet fillet on th...
Diameter adapter ⌀104 mm to ⌀50 mm in STL 3D format. Total length of this sleeve is 85 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a sleeve length of 30 mm, the smaller one of 25 mm. The two axes of the tubes are offset by 25.4 mm. The ends feature an internal fillet.
Parameter Value Unit
side A length 30 mm
side A outer diameter 104 mm
side A thickness 2 mm
side B length 25 mm
side B outer diameter 50 mm
side B thickness 2 mm
transition length 30 mm
axis offset 25.4 mm
ends fillet fillet on th...
Tube adapter ⌀100 mm to ⌀50 mm in STL format. Length of this adapter is 90 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a sleeve length of 30 mm, the smaller one of 30 mm as well. The two axes of the tubes are off-center by 24.9 mm. The ends have a fillet on the inside to ease the connection.
Parameter Value Unit
side A length 30 mm
side A outer diameter 100 mm
side A thickness 2 mm
side B length 30 mm
side B outer diameter 50 mm
side B thickness 2 mm
transition length 30 mm
axis offset 24.9 mm
ends fillet fillet on th...
Straight tube coupler ⌀155 mm to ⌀90 mm in STL 3D format. Total length of this connector is 160 mm. The larger-diameter tube has a thickness of 4 mm and a length of 60 mm. The smaller-diameter tube has a thickness of 5 mm and a length of 40 mm. The two axes of the tubes are off-center by 25.4 mm. The ends are not rounded.
Parameter Value Unit
side A length 60 mm
side A outer diameter 155 mm
side A thickness 4 mm
side B length 40 mm
side B outer diameter 90 mm
side B thickness 5 mm
transition length 60 mm
axis offset 25.4 mm
ends fillet no fillet
Straight tube connector ⌀153 mm to ⌀86 mm in STL format. Final length of this sleeve is 160 mm. The larger-diameter tube has a thickness of 4 mm and a sleeve length of 60 mm. The smaller-diameter tube has a thickness of 5 mm and a length of 40 mm. The two axes of the tubes are offset by 25.4 mm. The ends are not rounded.
Parameter Value Unit
side A length 60 mm
side A outer diameter 153 mm
side A thickness 4 mm
side B length 40 mm
side B outer diameter 86 mm
side B thickness 5 mm
transition length 60 mm
axis offset 25.4 mm
ends fillet no fillet
Inline fitting ⌀190 mm to ⌀125 mm in STL 3D format. Length of this sleeve is 112 mm. The thickness of the tubes is identical: 2.2 mm. The larger-diameter tube has a length of 32 mm, the smaller one of 30 mm. The axes of the tubes are offset by 32 mm. The ends are not rounded.
Parameter Value Unit
side A length 32 mm
side A outer diameter 190 mm
side A thickness 2.2 mm
side B length 30 mm
side B outer diameter 125 mm
side B thickness 2.2 mm
transition length 50 mm
axis offset 32 mm
ends fillet no fillet
Straight tube connector ⌀153 mm to ⌀98 mm in STL format. Total length of this fitting is 130 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a length of 40 mm, the smaller one of 50 mm. The two axes of the tubes are offset by 25 mm. The ends have no fillet.
Parameter Value Unit
side A length 40 mm
side A outer diameter 153 mm
side A thickness 2 mm
side B length 50 mm
side B outer diameter 98 mm
side B thickness 2 mm
transition length 40 mm
axis offset 25 mm
ends fillet no fillet
Inline tubing adapter ⌀140 mm to ⌀100 mm in STL 3D format. Final length of this junction is 80 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a sleeve length of 20 mm, the smaller one of 30 mm. The two axes of the tubes are offset by 19.9 mm. The ends feature an external fillet to facilitate the connection of the two tubes.
Parameter Value Unit
side A length 20 mm
side A outer diameter 140 mm
side A thickness 3 mm
side B length 30 mm
side B outer diameter 100 mm
side B thickness 3 mm
transition length 30 mm
axis offset 19.9 mm
ends fillet fillet on th...
Inline tube reducer ⌀147 mm to ⌀75 mm in STL 3D format. Length of this coupler is 260 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a length of 90 mm, the smaller one of 50 mm. The two axes of the tubes are offset by 35.9 mm. The ends are rounded to facilitate the connection of the two tubes.
Parameter Value Unit
side A length 90 mm
side A outer diameter 147 mm
side A thickness 2 mm
side B length 50 mm
side B outer diameter 75 mm
side B thickness 2 mm
transition length 120 mm
axis offset 35.9 mm
ends fillet fillet on bo...
Inline tube reducer ⌀150 mm to ⌀110 mm in STL format. Final length of this reducer is 170 mm. The thickness of the tubes is identical: 5 mm. The larger-diameter tube has a length of 60 mm, the smaller one of 60 mm as well. The two axes of the tubes are offset by 14 mm. The ends have a fillet on the outside to make tube connection easier.
Parameter Value Unit
side A length 60 mm
side A outer diameter 150 mm
side A thickness 5 mm
side B length 60 mm
side B outer diameter 110 mm
side B thickness 5 mm
transition length 50 mm
axis offset 14 mm
ends fillet fillet on th...