Custom Tube adapter STL file ⌀ 98–50 mm (Length: 72 mm) 📦#7245

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Straight sleeve ⌀98 mm to ⌀50 mm in STL format. Final length of this adapter is 72 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a sleeve length of 32 mm, the smaller one of 30 mm. The ends are rounded on the inside.
Generation date: 2026-02-14
3D Model Tube adapter STL file ⌀ 98–50 mm (Length: 72 mm)

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  • inline-tube-adapter-lenA32mm-d_model7245-nb0_dd{id}.stl : 9.9 Mo
STL Mesh quality : Linear deflection 0.05 Angular deflection 0.05
No compliance warranty No compliance warranty
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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 32 mm (≃1 1/4 in)
#2 side A outer diameter 98 mm (≃3.86 in)
#3 side A thickness 3 mm (≃1/8 in)
#4 side B length 30 mm (≃1 3/16 in)
#5 side B outer diameter 50 mm (≃1.97 in)
#6 side B thickness 3 mm (≃1/8 in)
#7 transition length 10 mm (≃0.39 in)
#8 axis offset 0 mm (0 in)
#9 ends fillet fillet on the inside
Metadata Value
inner diameter (side A) 92 mm (≃3 5/8 in)
inner diameter (side B) 44 mm (≃1.73 in)
total length 72 mm (≃2.83 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 32 mm
side A outer diameter 102 mm
side A thickness 3 mm
side B length 30 mm
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Parameter Value Unit
side A length 35 mm
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Parameter Value Unit
side A length 25 mm
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Parameter Value Unit
side A length 30 mm
side A outer diameter 64 mm
side A thickness 3 mm
side B length 30 mm
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transition length 20 mm
axis offset 0 mm
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Parameter Value Unit
side A length 30 mm
side A outer diameter 63 mm
side A thickness 3 mm
side B length 18 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
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Parameter Value Unit
side A length 30 mm
side A outer diameter 67 mm
side A thickness 3 mm
side B length 30 mm
side B outer diameter 43 mm
side B thickness 3 mm
transition length 29 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 70 mm
side A thickness 2 mm
side B length 30 mm
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side B thickness 2 mm
transition length 10 mm
axis offset 0 mm
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Parameter Value Unit
side A length 40 mm
side A outer diameter 56 mm
side A thickness 3 mm
side B length 40 mm
side B outer diameter 50 mm
side B thickness 3 mm
transition length 20 mm
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Parameter Value Unit
side A length 30 mm
side A outer diameter 67 mm
side A thickness 3 mm
side B length 30 mm
side B outer diameter 33 mm
side B thickness 3 mm
transition length 29 mm
axis offset 0 mm
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Parameter Value Unit
side A length 25 mm
side A outer diameter 69 mm
side A thickness 2 mm
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transition length 10 mm
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Parameter Value Unit
side A length 25 mm
side A outer diameter 69 mm
side A thickness 2 mm
side B length 25 mm
side B outer diameter 60 mm
side B thickness 2 mm
transition length 8 mm
axis offset 0 mm
ends fillet fillet on th...
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Parameter Value Unit
side A length 30 mm
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side A thickness 3 mm
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side B thickness 3 mm
transition length 10 mm
axis offset 0 mm
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Parameter Value Unit
side A length 30 mm
side A outer diameter 80 mm
side A thickness 3 mm
side B length 30 mm
side B outer diameter 49 mm
side B thickness 3 mm
transition length 20 mm
axis offset 0 mm
ends fillet fillet on bo...
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Parameter Value Unit
side A length 40 mm
side A outer diameter 78 mm
side A thickness 2 mm
side B length 20 mm
side B outer diameter 50 mm
side B thickness 2 mm
transition length 20 mm
axis offset 1 mm
ends fillet fillet on th...
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Parameter Value Unit
side A length 20 mm
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side A thickness 2 mm
side B length 20 mm
side B outer diameter 50 mm
side B thickness 2 mm
transition length 20 mm
axis offset 1 mm
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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 0 mm
ends fillet fillet on th...
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Parameter Value Unit
side A length 20 mm
side A outer diameter 78 mm
side A thickness 2 mm
side B length 20 mm
side B outer diameter 50 mm
side B thickness 2 mm
transition length 20 mm
axis offset 1 mm
ends fillet fillet on th...
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Parameter Value Unit
side A length 20 mm
side A outer diameter 76 mm
side A thickness 2 mm
side B length 20 mm
side B outer diameter 50 mm
side B thickness 2 mm
transition length 20 mm
axis offset 0 mm
ends fillet fillet on th...
Tubing adapter ⌀81 mm to ⌀51 mm in STL format. Length of this reducer is 50 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a length of 20 mm, the smaller one of 20 mm as well. The ends have a fillet.
Parameter Value Unit
side A length 20 mm
side A outer diameter 81 mm
side A thickness 3 mm
side B length 20 mm
side B outer diameter 51 mm
side B thickness 3 mm
transition length 10 mm
axis offset 0 mm
ends fillet fillet on bo...
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Parameter Value Unit
side A length 45 mm
side A outer diameter 58 mm
side A thickness 4 mm
side B length 40 mm
side B outer diameter 52 mm
side B thickness 3 mm
transition length 15 mm
axis offset 0 mm
ends fillet fillet on th...
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Parameter Value Unit
side A length 20 mm
side A outer diameter 79 mm
side A thickness 3 mm
side B length 20 mm
side B outer diameter 57 mm
side B thickness 3 mm
transition length 10 mm
axis offset 0 mm
ends fillet fillet on bo...
Inline tube adapter ⌀77 mm to ⌀53 mm in STL 3D format. Final length of this adapter is 50 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 20 mm as well. The ends are rounded to facilitate the connection of the two tubes.
Parameter Value Unit
side A length 20 mm
side A outer diameter 77 mm
side A thickness 3 mm
side B length 20 mm
side B outer diameter 53 mm
side B thickness 3 mm
transition length 10 mm
axis offset 0 mm
ends fillet fillet on bo...
Inline tube coupler ⌀80 mm to ⌀35 mm in STL format. Total length of this adapter is 90 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a length of 40 mm, the smaller one of 30 mm. The ends have a fillet to make tube connection easier.
Parameter Value Unit
side A length 40 mm
side A outer diameter 80 mm
side A thickness 3 mm
side B length 30 mm
side B outer diameter 35 mm
side B thickness 3 mm
transition length 20 mm
axis offset 0 mm
ends fillet fillet on bo...
Inline sleeve ⌀67 mm to ⌀50 mm in STL 3D format. Length of this fitting is 80 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a length of 30 mm, the smaller one of 30 mm as well. The ends feature a fillet to make tube connection easier.
Parameter Value Unit
side A length 30 mm
side A outer diameter 67 mm
side A thickness 3 mm
side B length 30 mm
side B outer diameter 50 mm
side B thickness 3 mm
transition length 20 mm
axis offset 0 mm
ends fillet fillet on bo...
Tubing adapter ⌀74 mm to ⌀50 mm in STL 3D format. Final length of this junction is 50 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a length of 20 mm, the smaller one of 20 mm as well. The ends are rounded to ease the connection.
Parameter Value Unit
side A length 20 mm
side A outer diameter 74 mm
side A thickness 3 mm
side B length 20 mm
side B outer diameter 50 mm
side B thickness 3 mm
transition length 10 mm
axis offset 0 mm
ends fillet fillet on bo...
Straight tube connector ⌀59 mm to ⌀50 mm in STL format. Length of this sleeve is 70 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a sleeve length of 25 mm, the smaller one of 25 mm as well. The ends are rounded on the inside to facilitate the connection of the two tubes.
Parameter Value Unit
side A length 25 mm
side A outer diameter 59 mm
side A thickness 2 mm
side B length 25 mm
side B outer diameter 50 mm
side B thickness 2 mm
transition length 20 mm
axis offset 0 mm
ends fillet fillet on th...
Inline fitting ⌀74 mm to ⌀59 mm in STL format. Final length of this coupler is 50 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a length of 20 mm, the smaller one of 20 mm as well. The ends feature a fillet to ease the connection.
Parameter Value Unit
side A length 20 mm
side A outer diameter 74 mm
side A thickness 3 mm
side B length 20 mm
side B outer diameter 59 mm
side B thickness 3 mm
transition length 10 mm
axis offset 0 mm
ends fillet fillet on bo...
Tube adapter ⌀104 mm to ⌀56 mm in STL format. Final length of this connector is 105 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a length of 40 mm, the smaller one of 40 mm as well. The ends have a fillet.
Parameter Value Unit
side A length 40 mm
side A outer diameter 104 mm
side A thickness 3 mm
side B length 40 mm
side B outer diameter 56 mm
side B thickness 3 mm
transition length 25 mm
axis offset 0 mm
ends fillet fillet on bo...
Diameter adapter ⌀69 mm to ⌀48 mm in STL format. Length of this junction is 90 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a length of 30 mm, the smaller one of 40 mm. The ends are rounded to ease the connection.
Parameter Value Unit
side A length 30 mm
side A outer diameter 69 mm
side A thickness 3 mm
side B length 40 mm
side B outer diameter 48 mm
side B thickness 3 mm
transition length 20 mm
axis offset 0 mm
ends fillet fillet on bo...