Custom Tube adapter STL file ⌀ 120–16 mm (Length: 30 mm) 📦#2772

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Inline tube coupler ⌀120 mm to ⌀16 mm in STL 3D format. Length of this adapter is 30 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a length of 5 mm, the smaller one of 10 mm. The ends have a fillet to ease the connection.
Generation date: 2025-10-25
3D Model Tube adapter STL file ⌀ 120–16 mm (Length: 30 mm)

3D model download

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  • inline-tube-adapter-lenA5mm-di_model2772-nb0_dd{id}.stl : 14 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 5 mm (≃3/16 in)
#2 side A outer diameter 120 mm (≃4.72 in)
#3 side A thickness 2 mm (≃0.08 in)
#4 side B length 10 mm (≃0.39 in)
#5 side B outer diameter 16 mm (≃5/8 in)
#6 side B thickness 2 mm (≃0.08 in)
#7 transition length 15 mm (≃0.59 in)
#8 axis offset 0 mm (0 in)
#9 ends fillet fillet on both inside
and outside
Metadata Value
inner diameter (side A) 116 mm (≃4 9/16 in)
inner diameter (side B) 12 mm (≃0.47 in)
total length 30 mm (≃1 3/16 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

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

Tubing adapter STL 3D file ⌀ 80–50 mm (Length: 60 mm) (📦 #8852)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 80–50 mm (Length: 60 mm)
Inline tube reducer ⌀80 mm to ⌀50 mm in STL format. Total length of this coupler is 60 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a sleeve length of 20 mm, the smaller one of 20 mm as well. The ends feature a fillet to make tube connection easier.
Parameter Value Unit
side A length 20 mm
side A outer diameter 80 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 bo...

Tubing adapter STL file ⌀ 105–11 mm (Length: 70 mm) (📦 #8966)

1 object(s) - format STL
Tubing adapter STL file ⌀ 105–11 mm (Length: 70 mm)
Straight tube coupler ⌀105 mm to ⌀11 mm in STL format. Final length of this coupler is 70 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a length of 20 mm, the smaller one of 30 mm. The ends feature an internal fillet to facilitate the connection of the two tubes.
Parameter Value Unit
side A length 20 mm
side A outer diameter 105 mm
side A thickness 2 mm
side B length 30 mm
side B outer diameter 11 mm
side B thickness 2 mm
transition length 20 mm
axis offset 0 mm
ends fillet fillet on th...

Tube adapter STL file ⌀ 50–20 mm (Length: 26 mm) (📦 #8872)

1 object(s) - format STL
Tube adapter STL file ⌀ 50–20 mm (Length: 26 mm)
Straight tube reducer ⌀50 mm to ⌀20 mm in STL 3D format. Total length of this connector is 26 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a sleeve length of 8 mm, the smaller one of 8 mm as well. The ends have a fillet.
Parameter Value Unit
side A length 8 mm
side A outer diameter 50 mm
side A thickness 2 mm
side B length 8 mm
side B outer diameter 20 mm
side B thickness 2 mm
transition length 10 mm
axis offset 0 mm
ends fillet fillet on bo...

Tubing adapter STL file ⌀ 150–11 mm (Length: 70 mm) (📦 #8965)

1 object(s) - format STL
Tubing adapter STL file ⌀ 150–11 mm (Length: 70 mm)
Inline sleeve ⌀150 mm to ⌀11 mm in STL format. Total length of this connector is 70 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a sleeve length of 20 mm, the smaller one of 30 mm. The ends feature an internal fillet.
Parameter Value Unit
side A length 20 mm
side A outer diameter 150 mm
side A thickness 2 mm
side B length 30 mm
side B outer diameter 11 mm
side B thickness 2 mm
transition length 20 mm
axis offset 0 mm
ends fillet fillet on th...

Tube adapter STL file ⌀ 72–33 mm (Length: 48 mm) (📦 #2709)

1 object(s) - format STL
Tube adapter STL file ⌀ 72–33 mm (Length: 48 mm)
Tube reducer ⌀72 mm to ⌀33 mm in STL format. Length of this connector is 48 mm. The thickness of the tubes is identical: 3.2 mm. The larger-diameter tube has a length of 20 mm, the smaller one of 8 mm. The ends feature a fillet to facilitate the connection of the two tubes.
Parameter Value Unit
side A length 20 mm
side A outer diameter 72 mm
side A thickness 3.2 mm
side B length 8 mm
side B outer diameter 33 mm
side B thickness 3.2 mm
transition length 20 mm
axis offset 0 mm
ends fillet fillet on bo...

Tube adapter STL file ⌀ 105–8 mm (Length: 70 mm) (📦 #6093)

1 object(s) - format STL
Tube adapter STL file ⌀ 105–8 mm (Length: 70 mm)
Straight sleeve ⌀105 mm to ⌀8 mm in STL format. Final length of this fitting is 70 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 on the inside to make tube connection easier.
Parameter Value Unit
side A length 20 mm
side A outer diameter 105 mm
side A thickness 3 mm
side B length 20 mm
side B outer diameter 8 mm
side B thickness 3 mm
transition length 30 mm
axis offset 0 mm
ends fillet fillet on th...

Tubing adapter STL file ⌀ 81–51 mm (Length: 50 mm) (📦 #5408)

1 object(s) - format STL
Tubing adapter STL file ⌀ 81–51 mm (Length: 50 mm)
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...

Tube adapter STL file ⌀ 60–20 mm (Length: 75 mm) (📦 #2411)

1 object(s) - format STL
Tube adapter STL file ⌀ 60–20 mm (Length: 75 mm)
Inline tube junction ⌀60 mm to ⌀20 mm in STL format. Total length of this connector is 75 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 ends feature a fillet to ease the connection.
Parameter Value Unit
side A length 30 mm
side A outer diameter 60 mm
side A thickness 2 mm
side B length 25 mm
side B outer diameter 20 mm
side B thickness 2 mm
transition length 20 mm
axis offset 0 mm
ends fillet fillet on bo...

Tubing adapter STL 3D file ⌀ 70–45 mm (Length: 15 mm) (📦 #4703)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 70–45 mm (Length: 15 mm)
Tube connector ⌀70 mm to ⌀45 mm in STL format. Total length of this connector is 15 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a length of 5 mm, the smaller one of 5 mm as well. The ends are rounded on the inside to ease the connection.
Parameter Value Unit
side A length 5 mm
side A outer diameter 70 mm
side A thickness 2 mm
side B length 5 mm
side B outer diameter 45 mm
side B thickness 2 mm
transition length 5 mm
axis offset 0 mm
ends fillet fillet on th...

Tubing adapter STL 3D file ⌀ 51–47 mm (Length: 30 mm) (📦 #5165)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 51–47 mm (Length: 30 mm)
Diameter adapter ⌀51 mm to ⌀47 mm in STL format. Total length of this sleeve is 30 mm. The thickness of the tubes is identical: 2.5 mm. The larger-diameter tube has a length of 10 mm, the smaller one of 10 mm as well. The ends are rounded.
Parameter Value Unit
side A length 10 mm
side A outer diameter 51 mm
side A thickness 2.5 mm
side B length 10 mm
side B outer diameter 47 mm
side B thickness 2.5 mm
transition length 10 mm
axis offset 0 mm
ends fillet fillet on bo...

Tubing adapter STL 3D file ⌀ 74–50 mm (Length: 50 mm) (📦 #5401)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 74–50 mm (Length: 50 mm)
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...

Tube adapter STL file ⌀ 50–40 mm (Length: 50 mm) (📦 #1124)

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Tube adapter STL file ⌀ 50–40 mm (Length: 50 mm)
Tube junction ⌀50 mm to ⌀40 mm in STL 3D format. Length of this coupler is 50 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a length of 20 mm, the smaller one of 20 mm as well. The ends have a fillet to facilitate the connection of the two tubes.
Parameter Value Unit
side A length 20 mm
side A outer diameter 50 mm
side A thickness 2 mm
side B length 20 mm
side B outer diameter 40 mm
side B thickness 2 mm
transition length 10 mm
axis offset 0 mm
ends fillet fillet on bo...

Tube adapter STL file ⌀ 77–53 mm (Length: 50 mm) (📦 #5407)

1 object(s) - format STL
Tube adapter STL file ⌀ 77–53 mm (Length: 50 mm)
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...

Tube adapter STL 3D file ⌀ 80–50 mm (Length: 60 mm) (📦 #1359)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 80–50 mm (Length: 60 mm)
Inline tube reducer ⌀80 mm to ⌀50 mm in STL 3D format. Total length of this connector is 60 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a sleeve length of 20 mm, the smaller one of 20 mm as well. The two axes of the tubes are offset by 1 mm. The ends feature an internal fillet to make tube connection easier.
Parameter Value Unit
side A length 20 mm
side A outer diameter 80 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...

Tube adapter STL 3D file ⌀ 78–50 mm (Length: 60 mm) (📦 #1360)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 78–50 mm (Length: 60 mm)
Inline sleeve ⌀78 mm to ⌀50 mm in STL format. Length of this sleeve is 60 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a sleeve length of 20 mm, the smaller one of 20 mm as well. The two axes of the tubes are offset by 1 mm. The ends feature an internal fillet to ease the connection.
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...

Tube adapter STL file ⌀ 83–73 mm (Length: 25 mm) (📦 #7238)

1 object(s) - format STL
Tube adapter STL file ⌀ 83–73 mm (Length: 25 mm)
Straight tube connector ⌀83 mm to ⌀73 mm in STL 3D format. Total length of this reducer is 25 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a length of 10 mm, the smaller one of 10 mm as well. The ends are rounded to facilitate the connection of the two tubes.
Parameter Value Unit
side A length 10 mm
side A outer diameter 83 mm
side A thickness 2 mm
side B length 10 mm
side B outer diameter 73 mm
side B thickness 2 mm
transition length 5 mm
axis offset 0 mm
ends fillet fillet on bo...

Tube adapter STL file ⌀ 76–50 mm (Length: 60 mm) (📦 #1358)

1 object(s) - format STL (5.0/5) 1 vote(s)
Tube adapter STL file ⌀ 76–50 mm (Length: 60 mm)
Straight tube fitting ⌀76 mm to ⌀50 mm in STL 3D format. Length of this fitting is 60 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a sleeve length of 20 mm, the smaller one of 20 mm as well. The ends feature an internal fillet.
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...

Tube adapter STL 3D file ⌀ 50–6 mm (Length: 40 mm) (📦 #2347)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 50–6 mm (Length: 40 mm)
Inline tube adapter ⌀50 mm to ⌀6 mm in STL 3D format. Length of this fitting is 40 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a length of 10 mm, the smaller one of 15 mm. The ends have a fillet on the inside to facilitate the connection of the two tubes.
Parameter Value Unit
side A length 10 mm
side A outer diameter 50 mm
side A thickness 2 mm
side B length 15 mm
side B outer diameter 6 mm
side B thickness 2 mm
transition length 15 mm
axis offset 0 mm
ends fillet fillet on th...

Tube adapter STL 3D file ⌀ 79–57 mm (Length: 50 mm) (📦 #6937)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 79–57 mm (Length: 50 mm)
Inline tube adapter ⌀79 mm to ⌀57 mm in STL 3D format. Total length of this coupler 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 make tube connection easier.
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...

Tubing adapter STL 3D file ⌀ 88–70 mm (Length: 45 mm) (📦 #8285)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 88–70 mm (Length: 45 mm)
Tube junction ⌀88 mm to ⌀70 mm in STL 3D format. Length of this fitting is 45 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a sleeve 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 88 mm
side A thickness 2 mm
side B length 20 mm
side B outer diameter 70 mm
side B thickness 2 mm
transition length 5 mm
axis offset 0 mm
ends fillet fillet on bo...

Tubing adapter STL file ⌀ 102–43 mm (Length: 100 mm) (📦 #9017)

1 object(s) - format STL
Tubing adapter STL file ⌀ 102–43 mm (Length: 100 mm)
Tube adapter ⌀102 mm to ⌀43 mm in STL 3D format. Total length of this sleeve is 100 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a length of 30 mm, the smaller one of 30 mm as well. The ends are rounded to make tube connection easier.
Parameter Value Unit
side A length 30 mm
side A outer diameter 102 mm
side A thickness 2 mm
side B length 30 mm
side B outer diameter 43 mm
side B thickness 2 mm
transition length 40 mm
axis offset 0 mm
ends fillet fillet on bo...

Tubing adapter STL 3D file ⌀ 104–45 mm (Length: 100 mm) (📦 #9018)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 104–45 mm (Length: 100 mm)
Tube fitting ⌀104 mm to ⌀45 mm in STL 3D format. Final length of this junction is 100 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a length of 30 mm, the smaller one of 30 mm as well. The ends have a fillet 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 30 mm
side B outer diameter 45 mm
side B thickness 2 mm
transition length 40 mm
axis offset 0 mm
ends fillet fillet on bo...

Tubing adapter STL file ⌀ 47–42 mm (Length: 48 mm) (📦 #6947)

1 object(s) - format STL
Tubing adapter STL file ⌀ 47–42 mm (Length: 48 mm)
Tubing reducer ⌀47 mm to ⌀42 mm in STL 3D format. Final length of this junction is 48 mm. The larger-diameter tube has a thickness of 2.2 mm and a sleeve length of 25 mm. The smaller-diameter tube has a thickness of 2 mm and a length of 13 mm. The ends have a fillet to ease the connection.
Parameter Value Unit
side A length 25 mm
side A outer diameter 47 mm
side A thickness 2.2 mm
side B length 13 mm
side B outer diameter 42 mm
side B thickness 2 mm
transition length 10 mm
axis offset 0 mm
ends fillet fillet on bo...

Tubing adapter STL 3D file ⌀ 74–59 mm (Length: 50 mm) (📦 #6935)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 74–59 mm (Length: 50 mm)
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 STL file ⌀ 104–65 mm (Length: 85 mm) (📦 #3123)

1 object(s) - format STL
Tube adapter STL file ⌀ 104–65 mm (Length: 85 mm)
Straight tube coupler ⌀104 mm to ⌀65 mm in STL 3D format. Total length of this adapter is 85 mm. The larger-diameter tube has a thickness of 2 mm and a length of 20 mm. The smaller-diameter tube has a thickness of 2.1 mm and a length of 35 mm. The ends have a fillet to make tube connection easier.
Parameter Value Unit
side A length 20 mm
side A outer diameter 104 mm
side A thickness 2 mm
side B length 35 mm
side B outer diameter 65 mm
side B thickness 2.1 mm
transition length 30 mm
axis offset 0 mm
ends fillet fillet on bo...

Tubing adapter STL file ⌀ 60–48 mm (Length: 60 mm) (📦 #8486)

1 object(s) - format STL
Tubing adapter STL file ⌀ 60–48 mm (Length: 60 mm)
Inline tube junction ⌀60 mm to ⌀48 mm in STL format. Total length of this sleeve is 60 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 make tube connection easier.
Parameter Value Unit
side A length 20 mm
side A outer diameter 60 mm
side A thickness 3 mm
side B length 20 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...

Tubing adapter STL 3D file ⌀ 104–65 mm (Length: 85 mm) (📦 #3124)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 104–65 mm (Length: 85 mm)
Inline tube coupler ⌀104 mm to ⌀65 mm in STL format. Final length of this adapter is 85 mm. The larger-diameter tube has a thickness of 2.4 mm and a length of 20 mm. The smaller-diameter tube has a thickness of 2.1 mm and a length of 35 mm. The ends feature a fillet to ease the connection.
Parameter Value Unit
side A length 20 mm
side A outer diameter 104 mm
side A thickness 2.4 mm
side B length 35 mm
side B outer diameter 65 mm
side B thickness 2.1 mm
transition length 30 mm
axis offset 0 mm
ends fillet fillet on bo...

Tubing adapter STL 3D file ⌀ 64–54 mm (Length: 15 mm) (📦 #4701)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 64–54 mm (Length: 15 mm)
Tube adapter ⌀64 mm to ⌀54 mm in STL 3D format. Total length of this adapter is 15 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a sleeve length of 5 mm, the smaller one of 5 mm as well. The ends are rounded on the inside.
Parameter Value Unit
side A length 5 mm
side A outer diameter 64 mm
side A thickness 2 mm
side B length 5 mm
side B outer diameter 54 mm
side B thickness 2 mm
transition length 5 mm
axis offset 0 mm
ends fillet fillet on th...

Tubing adapter STL 3D file ⌀ 60–49 mm (Length: 55 mm) (📦 #2988)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 60–49 mm (Length: 55 mm)
Inline sleeve ⌀60 mm to ⌀49 mm in STL 3D format. Final length of this coupler is 55 mm. The thickness of the tubes is identical: 2.5 mm. The larger-diameter tube has a sleeve length of 25 mm, the smaller one of 25 mm as well. The ends are rounded.
Parameter Value Unit
side A length 25 mm
side A outer diameter 60 mm
side A thickness 2.5 mm
side B length 25 mm
side B outer diameter 49 mm
side B thickness 2.5 mm
transition length 5 mm
axis offset 0 mm
ends fillet fillet on bo...