Custom Tubing adapter STL file ⌀ 90–49 mm (Length: 120 mm) 📦#9323

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Inline tube reducer ⌀90 mm to ⌀49 mm in STL format. Total length of this junction is 120 mm. The thickness of the tubes is identical: 4 mm. The larger-diameter tube has a length of 50 mm, the smaller one of 40 mm. The axes of the tubes are off-center by 20 mm. The ends are raw.
Generation date: 2026-06-06
3D Model Tubing adapter STL file ⌀ 90–49 mm (Length: 120 mm)

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  • inline-tube-adapter-lenA50mm-d_model9323-nb0_dd{id}.stl : 5.9 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 90 mm (≃3.54 in)
#3 side A thickness 4 mm (≃0.16 in)
#4 side B length 40 mm (≃1 9/16 in)
#5 side B outer diameter 49 mm (≃1 15/16 in)
#6 side B thickness 4 mm (≃0.16 in)
#7 transition length 30 mm (≃1 3/16 in)
#8 axis offset 20 mm (≃0.79 in)
#9 ends fillet no fillet
Metadata Value
inner diameter (side A) 82 mm (≃3.23 in)
inner diameter (side B) 41 mm (≃1 5/8 in)
total length 120 mm (≃4.72 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 3D file ⌀ 91–50 mm (Length: 109 mm) (📦 #8786)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 91–50 mm (Length: 109 mm)
Inline tube junction ⌀91 mm to ⌀50 mm in STL 3D format. Length of this adapter is 109 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a sleeve length of 40 mm, the smaller one of 40 mm as well. The axes of the tubes are off-center by 20 mm. The ends are not rounded.
Parameter Value Unit
side A length 40 mm
side A outer diameter 91 mm
side A thickness 3 mm
side B length 40 mm
side B outer diameter 50 mm
side B thickness 3 mm
transition length 29 mm
axis offset 20 mm
ends fillet no fillet

Tubing adapter STL 3D file ⌀ 95–54 mm (Length: 75 mm) (📦 #3053)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 95–54 mm (Length: 75 mm)
Inline tube coupler ⌀95 mm to ⌀54 mm in STL 3D format. Final length of this reducer is 75 mm. The thickness of the tubes is identical: 3 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 20 mm. The ends are not rounded.
Parameter Value Unit
side A length 25 mm
side A outer diameter 95 mm
side A thickness 3 mm
side B length 25 mm
side B outer diameter 54 mm
side B thickness 3 mm
transition length 25 mm
axis offset 20 mm
ends fillet no fillet

Tubing adapter STL file ⌀ 100–56 mm (Length: 75 mm) (📦 #3059)

1 object(s) - format STL
Tubing adapter STL file ⌀ 100–56 mm (Length: 75 mm)
Tube adapter ⌀100 mm to ⌀56 mm in STL format. Length of this junction is 75 mm. The thickness of the tubes is identical: 3 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 off-center by 20 mm. The ends are raw.
Parameter Value Unit
side A length 25 mm
side A outer diameter 100 mm
side A thickness 3 mm
side B length 25 mm
side B outer diameter 56 mm
side B thickness 3 mm
transition length 25 mm
axis offset 20 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

Tube adapter STL 3D file ⌀ 70–42 mm (Length: 80 mm) (📦 #1901)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 70–42 mm (Length: 80 mm)
Inline tube junction ⌀70 mm to ⌀42 mm in STL 3D format. Total length of this coupler 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 offset by 13.8 mm. The ends are raw.
Parameter Value Unit
side A length 30 mm
side A outer diameter 70 mm
side A thickness 3 mm
side B length 30 mm
side B outer diameter 42 mm
side B thickness 3 mm
transition length 20 mm
axis offset 13.8 mm
ends fillet no fillet

Tube adapter STL file ⌀ 70–42 mm (Length: 87 mm) (📦 #1900)

1 object(s) - format STL
Tube adapter STL file ⌀ 70–42 mm (Length: 87 mm)
Inline fitting ⌀70 mm to ⌀42 mm in STL 3D format. Final length of this reducer is 87 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a sleeve length of 27 mm, the smaller one of 40 mm. The axes of the tubes are off-center by 13.8 mm. The ends are raw.
Parameter Value Unit
side A length 27 mm
side A outer diameter 70 mm
side A thickness 3 mm
side B length 40 mm
side B outer diameter 42 mm
side B thickness 3 mm
transition length 20 mm
axis offset 13.8 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 100–51 mm (Length: 160 mm) (📦 #1340)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 100–51 mm (Length: 160 mm)
Straight tube fitting ⌀100 mm to ⌀51 mm in STL format. Total 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 off-center by 25.4 mm. The ends are raw.
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 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

Tube adapter STL 3D file ⌀ 104–75 mm (Length: 130 mm) (📦 #6581)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 104–75 mm (Length: 130 mm)
Straight tube adapter ⌀104 mm to ⌀75 mm in STL format. Length of this coupler is 130 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 two axes of the tubes are off-center by 11.4 mm. The ends are raw.
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 75 mm
side B thickness 3 mm
transition length 50 mm
axis offset 11.4 mm
ends fillet no fillet

Tube adapter STL file ⌀ 103–61 mm (Length: 100 mm) (📦 #4667)

1 object(s) - format STL
Tube adapter STL file ⌀ 103–61 mm (Length: 100 mm)
Tube reducer ⌀103 mm to ⌀61 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 sleeve length of 30 mm, the smaller one of 30 mm as well. The two axes of the tubes are off-center by 10 mm. The ends are raw.
Parameter Value Unit
side A length 30 mm
side A outer diameter 103 mm
side A thickness 3 mm
side B length 30 mm
side B outer diameter 61 mm
side B thickness 3 mm
transition length 40 mm
axis offset 10 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 85–46 mm (Length: 122 mm) (📦 #8911)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 85–46 mm (Length: 122 mm)
Tube adapter ⌀85 mm to ⌀46 mm in STL format. Final length of this fitting is 122 mm. The larger-diameter tube has a thickness of 2.3 mm and a length of 22 mm. The smaller-diameter tube has a thickness of 3 mm and a length of 65 mm. The axes of the tubes are offset by 20 mm. The ends have no fillet.
Parameter Value Unit
side A length 22 mm
side A outer diameter 85 mm
side A thickness 2.3 mm
side B length 65 mm
side B outer diameter 46 mm
side B thickness 3 mm
transition length 35 mm
axis offset 20 mm
ends fillet no fillet

Tubing adapter STL 3D file ⌀ 116–91 mm (Length: 108 mm) (📦 #6136)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 116–91 mm (Length: 108 mm)
Inline tube junction ⌀116 mm to ⌀91 mm in STL 3D format. Final length of this connector is 108 mm. The thickness of the tubes is identical: 4 mm. The larger-diameter tube has a sleeve length of 30 mm, the smaller one of 58 mm. The axes of the tubes are offset by 12.4 mm. The ends are raw.
Parameter Value Unit
side A length 30 mm
side A outer diameter 116 mm
side A thickness 4 mm
side B length 58 mm
side B outer diameter 91 mm
side B thickness 4 mm
transition length 20 mm
axis offset 12.4 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

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 ⌀ 155–90 mm (Length: 100 mm) (📦 #2579)

1 object(s) - format STL
Tubing adapter STL file ⌀ 155–90 mm (Length: 100 mm)
Tubing adapter ⌀155 mm to ⌀90 mm in STL 3D format. Total length of this adapter is 100 mm. The thickness of the tubes is identical: 4 mm. The larger-diameter tube has a length of 40 mm, the smaller one of 20 mm. The axes of the tubes are off-center by 25.4 mm. The ends have no fillet.
Parameter Value Unit
side A length 40 mm
side A outer diameter 155 mm
side A thickness 4 mm
side B length 20 mm
side B outer diameter 90 mm
side B thickness 4 mm
transition length 40 mm
axis offset 25.4 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

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 ⌀ 104–62 mm (Length: 45 mm) (📦 #2634)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 104–62 mm (Length: 45 mm)
Straight tube adapter ⌀104 mm to ⌀62 mm in STL format. Total length of this connector is 45 mm. The thickness of the tubes is identical: 3.8 mm. The larger-diameter tube has a length of 15 mm, the smaller one of 20 mm. The two axes of the tubes are off-center by 15 mm. The ends have a fillet on the outside.
Parameter Value Unit
side A length 15 mm
side A outer diameter 104 mm
side A thickness 3.8 mm
side B length 20 mm
side B outer diameter 62 mm
side B thickness 3.8 mm
transition length 10 mm
axis offset 15 mm
ends fillet fillet on th...

Tubing adapter STL 3D file ⌀ 107–53 mm (Length: 65 mm) (📦 #2647)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 107–53 mm (Length: 65 mm)
Diameter adapter ⌀107 mm to ⌀53 mm in STL format. Total length of this reducer is 65 mm. The larger-diameter tube has a thickness of 3.1 mm and a length of 15 mm. The smaller-diameter tube has a thickness of 2.5 mm and a length of 30 mm. The axes of the tubes are off-center by 15 mm. The ends are rounded on the outside to ease the connection.
Parameter Value Unit
side A length 15 mm
side A outer diameter 107 mm
side A thickness 3.1 mm
side B length 30 mm
side B outer diameter 53 mm
side B thickness 2.5 mm
transition length 20 mm
axis offset 15 mm
ends fillet fillet on th...

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: 75 mm) (📦 #6590)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 104–89 mm (Length: 75 mm)
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.
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 89 mm
side B thickness 4 mm
transition length 20 mm
axis offset 7.4 mm
ends fillet no fillet

Tubing adapter STL file ⌀ 153–86 mm (Length: 160 mm) (📦 #2575)

1 object(s) - format STL
Tubing adapter STL file ⌀ 153–86 mm (Length: 160 mm)
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

Tube adapter STL 3D file ⌀ 140–100 mm (Length: 80 mm) (📦 #1217)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 140–100 mm (Length: 80 mm)
Straight tube connector ⌀140 mm to ⌀100 mm in STL format. Total length of this junction is 80 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a length of 20 mm, the smaller one of 30 mm. The two axes of the tubes are offset by 19.9 mm. The ends have no fillet.
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 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

Tubing adapter STL 3D file ⌀ 84–54 mm (Length: 100 mm) (📦 #4642)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 84–54 mm (Length: 100 mm)
Inline tubing adapter ⌀84 mm to ⌀54 mm in STL format. Final length of this coupler is 100 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 10 mm. The ends have no fillet.
Parameter Value Unit
side A length 30 mm
side A outer diameter 84 mm
side A thickness 2 mm
side B length 30 mm
side B outer diameter 54 mm
side B thickness 2 mm
transition length 40 mm
axis offset 10 mm
ends fillet no fillet