Custom Tube adapter STL 3D file ⌀ 104–89 mm (Length: 75 mm) 📦#6590

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Straight tubing adapter ⌀104 mm to ⌀89 mm in STL format. Length of this sleeve is 75 mm. The thickness of the tubes is identical: 4 mm. The larger-diameter tube has a sleeve length of 25 mm, the smaller one of 30 mm. The two axes of the tubes are offset by 7.4 mm. The ends have no fillet.
Generation date: 2026-01-15
3D Model Tube adapter STL 3D file ⌀ 104–89 mm (Length: 75 mm)

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  • inline-tube-adapter-lenA25mm-d_model6590-nb0_dd{id}.stl : 2.8 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 25 mm (≃0.98 in)
#2 side A outer diameter 104 mm (≃4.09 in)
#3 side A thickness 4 mm (≃0.16 in)
#4 side B length 30 mm (≃1 3/16 in)
#5 side B outer diameter 89 mm (≃3 1/2 in)
#6 side B thickness 4 mm (≃0.16 in)
#7 transition length 20 mm (≃0.79 in)
#8 axis offset 7.4 mm (≃0.29 in)
#9 ends fillet no fillet
Metadata Value
inner diameter (side A) 96 mm (≃3.78 in)
inner diameter (side B) 81 mm (≃3 3/16 in)
total length 75 mm (≃2 15/16 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

Related 3D models

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

Tube adapter STL file ⌀ 102–89 mm (Length: 75 mm) (📦 #6148)

1 object(s) - format STL
Tube adapter STL file ⌀ 102–89 mm (Length: 75 mm)
Straight sleeve ⌀102 mm to ⌀89 mm in STL 3D format. Total length of this connector is 75 mm. The thickness of the tubes is identical: 4 mm. The larger-diameter tube has a length of 25 mm, the smaller one of 30 mm. The two axes of the tubes are off-center by 6.4 mm. The ends are raw.
Parameter Value Unit
side A length 25 mm
side A outer diameter 102 mm
side A thickness 4 mm
side B length 30 mm
side B outer diameter 89 mm
side B thickness 4 mm
transition length 20 mm
axis offset 6.4 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 106–89 mm (Length: 75 mm) (📦 #6264)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 106–89 mm (Length: 75 mm)
Inline tubing adapter ⌀106 mm to ⌀89 mm in STL 3D format. Total length of this connector is 75 mm. The thickness of the tubes is identical: 4 mm. The larger-diameter tube has a sleeve length of 25 mm, the smaller one of 30 mm. The axes of the tubes are off-center by 8.4 mm. The ends have no fillet.
Parameter Value Unit
side A length 25 mm
side A outer diameter 106 mm
side A thickness 4 mm
side B length 30 mm
side B outer diameter 89 mm
side B thickness 4 mm
transition length 20 mm
axis offset 8.4 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 104–89 mm (Length: 70 mm) (📦 #6152)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 104–89 mm (Length: 70 mm)
Straight tube reducer ⌀104 mm to ⌀89 mm in STL format. Total length of this reducer is 70 mm. The thickness of the tubes is identical: 4 mm. The larger-diameter tube has a length of 25 mm, the smaller one of 25 mm as well. The two axes of the tubes are offset by 7.4 mm. The ends are raw.
Parameter Value Unit
side A length 25 mm
side A outer diameter 104 mm
side A thickness 4 mm
side B length 25 mm
side B outer diameter 89 mm
side B thickness 4 mm
transition length 20 mm
axis offset 7.4 mm
ends fillet no fillet

Tube adapter STL file ⌀ 107–89 mm (Length: 75 mm) (📦 #6151)

1 object(s) - format STL
Tube adapter STL file ⌀ 107–89 mm (Length: 75 mm)
Straight tube adapter ⌀107 mm to ⌀89 mm in STL format. Total length of this reducer is 75 mm. The thickness of the tubes is identical: 4 mm. The larger-diameter tube has a sleeve length of 25 mm, the smaller one of 30 mm. The axes of the tubes are offset by 8.9 mm. The ends have no fillet.
Parameter Value Unit
side A length 25 mm
side A outer diameter 107 mm
side A thickness 4 mm
side B length 30 mm
side B outer diameter 89 mm
side B thickness 4 mm
transition length 20 mm
axis offset 8.9 mm
ends fillet no fillet

Tubing adapter STL 3D file ⌀ 106–89 mm (Length: 80 mm) (📦 #6584)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 106–89 mm (Length: 80 mm)
Tube reducer ⌀106 mm to ⌀89 mm in STL 3D format. Final length of this junction is 80 mm. The thickness of the tubes is identical: 4 mm. The larger-diameter tube has a length of 25 mm, the smaller one of 30 mm. The axes of the tubes are off-center by 8.4 mm. The ends are raw.
Parameter Value Unit
side A length 25 mm
side A outer diameter 106 mm
side A thickness 4 mm
side B length 30 mm
side B outer diameter 89 mm
side B thickness 4 mm
transition length 25 mm
axis offset 8.4 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 103–75 mm (Length: 80 mm) (📦 #6594)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 103–75 mm (Length: 80 mm)
Tube adapter ⌀103 mm to ⌀75 mm in STL format. Total length of this coupler is 80 mm. The thickness of the tubes is identical: 4 mm. The larger-diameter tube has a sleeve length of 25 mm, the smaller one of 35 mm. The two axes of the tubes are off-center by 13.9 mm. The ends are raw.
Parameter Value Unit
side A length 25 mm
side A outer diameter 103 mm
side A thickness 4 mm
side B length 35 mm
side B outer diameter 75 mm
side B thickness 4 mm
transition length 20 mm
axis offset 13.9 mm
ends fillet no fillet

Tubing adapter STL file ⌀ 104–90 mm (Length: 80 mm) (📦 #3258)

1 object(s) - format STL
Tubing adapter STL file ⌀ 104–90 mm (Length: 80 mm)
Tube junction ⌀104 mm to ⌀90 mm in STL 3D format. Final length of this reducer is 80 mm. The thickness of the tubes is identical: 4 mm. The larger-diameter tube has a sleeve length of 25 mm, the smaller one of 30 mm. The ends are not rounded.
Parameter Value Unit
side A length 25 mm
side A outer diameter 104 mm
side A thickness 4 mm
side B length 30 mm
side B outer diameter 90 mm
side B thickness 4 mm
transition length 25 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL file ⌀ 104–75 mm (Length: 75 mm) (📦 #6583)

1 object(s) - format STL
Tubing adapter STL file ⌀ 104–75 mm (Length: 75 mm)
Inline tube coupler ⌀104 mm to ⌀75 mm in STL 3D format. Final length of this junction is 75 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a sleeve length of 25 mm, the smaller one of 30 mm. The two axes of the tubes are offset by 10.9 mm. The ends are not rounded.
Parameter Value Unit
side A length 25 mm
side A outer diameter 104 mm
side A thickness 3 mm
side B length 30 mm
side B outer diameter 75 mm
side B thickness 3 mm
transition length 20 mm
axis offset 10.9 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 105–80 mm (Length: 63 mm) (📦 #2383)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 105–80 mm (Length: 63 mm)
Tube adapter ⌀105 mm to ⌀80 mm in STL 3D format. Length of this connector is 63 mm. The thickness of the tubes is identical: 4 mm. The larger-diameter tube has a sleeve length of 25 mm, the smaller one of 25 mm as well. The ends are not rounded.
Parameter Value Unit
side A length 25 mm
side A outer diameter 105 mm
side A thickness 4 mm
side B length 25 mm
side B outer diameter 80 mm
side B thickness 4 mm
transition length 13 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 100–80 mm (Length: 63 mm) (📦 #1830)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 100–80 mm (Length: 63 mm)
Inline tube adapter ⌀100 mm to ⌀80 mm in STL format. Total length of this junction is 63 mm. The thickness of the tubes is identical: 4 mm. The larger-diameter tube has a length of 25 mm, the smaller one of 25 mm as well. The ends are not rounded.
Parameter Value Unit
side A length 25 mm
side A outer diameter 100 mm
side A thickness 4 mm
side B length 25 mm
side B outer diameter 80 mm
side B thickness 4 mm
transition length 13 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 110–80 mm (Length: 63 mm) (📦 #2393)

1 object(s) - format STL
Tube adapter STL file ⌀ 110–80 mm (Length: 63 mm)
Straight sleeve ⌀110 mm to ⌀80 mm in STL 3D format. Total length of this adapter is 63 mm. The thickness of the tubes is identical: 4 mm. The larger-diameter tube has a length of 25 mm, the smaller one of 25 mm as well. The ends are not rounded.
Parameter Value Unit
side A length 25 mm
side A outer diameter 110 mm
side A thickness 4 mm
side B length 25 mm
side B outer diameter 80 mm
side B thickness 4 mm
transition length 13 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL file ⌀ 104–75 mm (Length: 68 mm) (📦 #6596)

1 object(s) - format STL
Tubing adapter STL file ⌀ 104–75 mm (Length: 68 mm)
Diameter adapter ⌀104 mm to ⌀75 mm in STL 3D format. Length of this connector is 68 mm. The thickness of the tubes is identical: 4 mm. The larger-diameter tube has a sleeve length of 25 mm, the smaller one of 35 mm. The two axes of the tubes are offset by 13.9 mm. The ends are not rounded.
Parameter Value Unit
side A length 25 mm
side A outer diameter 104 mm
side A thickness 4 mm
side B length 35 mm
side B outer diameter 75 mm
side B thickness 4 mm
transition length 8 mm
axis offset 13.9 mm
ends fillet no fillet

Tubing adapter STL file ⌀ 118–80 mm (Length: 63 mm) (📦 #8848)

1 object(s) - format STL
Tubing adapter STL file ⌀ 118–80 mm (Length: 63 mm)
Inline tube junction ⌀118 mm to ⌀80 mm in STL 3D format. Length of this adapter is 63 mm. The thickness of the tubes is identical: 4 mm. The larger-diameter tube has a sleeve length of 25 mm, the smaller one of 25 mm as well. The ends are not rounded.
Parameter Value Unit
side A length 25 mm
side A outer diameter 118 mm
side A thickness 4 mm
side B length 25 mm
side B outer diameter 80 mm
side B thickness 4 mm
transition length 13 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 85–70 mm (Length: 80 mm) (📦 #1321)

1 object(s) - format STL
Tube adapter STL file ⌀ 85–70 mm (Length: 80 mm)
Straight tube fitting ⌀85 mm to ⌀70 mm in STL 3D format. Length of this sleeve 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 two axes of the tubes are off-center by 7.4 mm. The ends are raw.
Parameter Value Unit
side A length 30 mm
side A outer diameter 85 mm
side A thickness 3 mm
side B length 30 mm
side B outer diameter 70 mm
side B thickness 3 mm
transition length 20 mm
axis offset 7.4 mm
ends fillet no fillet

Tubing adapter STL 3D file ⌀ 100–80 mm (Length: 78 mm) (📦 #8207)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 100–80 mm (Length: 78 mm)
Tube adapter ⌀100 mm to ⌀80 mm in STL 3D format. Final length of this coupler is 78 mm. The thickness of the tubes is identical: 4 mm. The larger-diameter tube has a length of 25 mm, the smaller one of 40 mm. The ends are raw.
Parameter Value Unit
side A length 25 mm
side A outer diameter 100 mm
side A thickness 4 mm
side B length 40 mm
side B outer diameter 80 mm
side B thickness 4 mm
transition length 13 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 103–90 mm (Length: 90 mm) (📦 #4900)

1 object(s) - format STL
Tube adapter STL file ⌀ 103–90 mm (Length: 90 mm)
Inline tube adapter ⌀103 mm to ⌀90 mm in STL format. Total length of this fitting is 90 mm. The thickness of the tubes is identical: 4 mm. The larger-diameter tube has a length of 20 mm, the smaller one of 40 mm. The ends have no fillet.
Parameter Value Unit
side A length 20 mm
side A outer diameter 103 mm
side A thickness 4 mm
side B length 40 mm
side B outer diameter 90 mm
side B thickness 4 mm
transition length 30 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 104–92 mm (Length: 50 mm) (📦 #2218)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 104–92 mm (Length: 50 mm)
Straight sleeve ⌀104 mm to ⌀92 mm in STL 3D format. Total length of this coupler is 50 mm. The thickness of the tubes is identical: 4 mm. The larger-diameter tube has a sleeve length of 15 mm, the smaller one of 25 mm. The ends have no fillet.
Parameter Value Unit
side A length 15 mm
side A outer diameter 104 mm
side A thickness 4 mm
side B length 25 mm
side B outer diameter 92 mm
side B thickness 4 mm
transition length 10 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 105–79 mm (Length: 60 mm) (📦 #9845)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 105–79 mm (Length: 60 mm)
Straight sleeve ⌀105 mm to ⌀79 mm in STL 3D format. Final length of this adapter is 60 mm. The thickness of the tubes is identical: 3.5 mm. The larger-diameter tube has a length of 20 mm, the smaller one of 25 mm. The ends have no fillet.
Parameter Value Unit
side A length 20 mm
side A outer diameter 105 mm
side A thickness 3.5 mm
side B length 25 mm
side B outer diameter 79 mm
side B thickness 3.5 mm
transition length 15 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL file ⌀ 104–97 mm (Length: 90 mm) (📦 #4906)

1 object(s) - format STL
Tubing adapter STL file ⌀ 104–97 mm (Length: 90 mm)
Straight tube reducer ⌀104 mm to ⌀97 mm in STL 3D format. Total length of this sleeve is 90 mm. The thickness of the tubes is identical: 4 mm. The larger-diameter tube has a length of 20 mm, the smaller one of 40 mm. The ends have no fillet.
Parameter Value Unit
side A length 20 mm
side A outer diameter 104 mm
side A thickness 4 mm
side B length 40 mm
side B outer diameter 97 mm
side B thickness 4 mm
transition length 30 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 80–70 mm (Length: 80 mm) (📦 #1166)

1 object(s) - format STL (4.5/5) 2 vote(s)
Tube adapter STL 3D file ⌀ 80–70 mm (Length: 80 mm)
Straight tube adapter ⌀80 mm to ⌀70 mm in STL format. Total 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 two axes of the tubes are off-center by 4.9 mm. The ends are not rounded.
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 70 mm
side B thickness 3 mm
transition length 20 mm
axis offset 4.9 mm
ends fillet no fillet

Tube adapter STL file ⌀ 109–97 mm (Length: 55 mm) (📦 #4523)

1 object(s) - format STL
Tube adapter STL file ⌀ 109–97 mm (Length: 55 mm)
Tubing reducer ⌀109 mm to ⌀97 mm in STL format. Final length of this reducer is 55 mm. The thickness of the tubes is identical: 4 mm. The larger-diameter tube has a length of 25 mm, the smaller one of 25 mm as well. The ends are not rounded.
Parameter Value Unit
side A length 25 mm
side A outer diameter 109 mm
side A thickness 4 mm
side B length 25 mm
side B outer diameter 97 mm
side B thickness 4 mm
transition length 5 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 103–101 mm (Length: 61 mm) (📦 #9321)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 103–101 mm (Length: 61 mm)
Diameter adapter ⌀103 mm to ⌀101 mm in STL format. Total length of this sleeve is 61 mm. The thickness of the tubes is identical: 4 mm. The larger-diameter tube has a length of 30 mm, the smaller one of 26 mm. The ends have no fillet.
Parameter Value Unit
side A length 30 mm
side A outer diameter 103 mm
side A thickness 4 mm
side B length 26 mm
side B outer diameter 101 mm
side B thickness 4 mm
transition length 5 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL file ⌀ 100–75 mm (Length: 60 mm) (📦 #6102)

1 object(s) - format STL
Tubing adapter STL file ⌀ 100–75 mm (Length: 60 mm)
Inline tube junction ⌀100 mm to ⌀75 mm in STL 3D format. Length of this junction is 60 mm. The thickness of the tubes is identical: 5 mm. The larger-diameter tube has a length of 20 mm, the smaller one of 20 mm as well. The two axes of the tubes are off-center by 12.4 mm. The ends are raw.
Parameter Value Unit
side A length 20 mm
side A outer diameter 100 mm
side A thickness 5 mm
side B length 20 mm
side B outer diameter 75 mm
side B thickness 5 mm
transition length 20 mm
axis offset 12.4 mm
ends fillet no fillet

Tubing adapter STL file ⌀ 100–80 mm (Length: 93 mm) (📦 #8208)

1 object(s) - format STL
Tubing adapter STL file ⌀ 100–80 mm (Length: 93 mm)
Straight tube connector ⌀100 mm to ⌀80 mm in STL format. Total length of this adapter is 93 mm. The thickness of the tubes is identical: 4 mm. The larger-diameter tube has a length of 40 mm, the smaller one of 40 mm as well. The ends are raw.
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 80 mm
side B thickness 4 mm
transition length 13 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL file ⌀ 101–90 mm (Length: 90 mm) (📦 #4899)

1 object(s) - format STL
Tubing adapter STL file ⌀ 101–90 mm (Length: 90 mm)
Straight tube reducer ⌀101 mm to ⌀90 mm in STL 3D format. Final length of this junction is 90 mm. The larger-diameter tube has a thickness of 4 mm and a sleeve length of 20 mm. The smaller-diameter tube has a thickness of 3 mm and a length of 40 mm. The ends are not rounded.
Parameter Value Unit
side A length 20 mm
side A outer diameter 101 mm
side A thickness 4 mm
side B length 40 mm
side B outer diameter 90 mm
side B thickness 3 mm
transition length 30 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 103–96 mm (Length: 90 mm) (📦 #4902)

1 object(s) - format STL
Tube adapter STL file ⌀ 103–96 mm (Length: 90 mm)
Straight tube fitting ⌀103 mm to ⌀96 mm in STL 3D format. Final length of this connector is 90 mm. The larger-diameter tube has a thickness of 4 mm and a length of 20 mm. The smaller-diameter tube has a thickness of 3 mm and a length of 40 mm. The ends are not rounded.
Parameter Value Unit
side A length 20 mm
side A outer diameter 103 mm
side A thickness 4 mm
side B length 40 mm
side B outer diameter 96 mm
side B thickness 3 mm
transition length 30 mm
axis offset 0 mm
ends fillet no fillet