Custom Tubing adapter STL 3D file ⌀ 36–9 mm (Length: 390 mm) 📦#9527

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Inline fitting ⌀36 mm to ⌀9 mm in STL 3D format. Length of this coupler is 390 mm. The larger-diameter tube has a thickness of 2.5 mm and a sleeve length of 300 mm. The smaller-diameter tube has a thickness of 2 mm and a length of 40 mm. The ends have no fillet.
Generation date: 2026-06-19
3D Model Tubing adapter STL 3D file ⌀ 36–9 mm (Length: 390 mm)

3D model download

Free
  • inline-tube-adapter-lenA300mm-_model9527-nb0_dd{id}.stl : 1.3 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 300 mm (≃11 13/16 in)
#2 side A outer diameter 36 mm (≃1.42 in)
#3 side A thickness 2.5 mm (≃0.10 in)
#4 side B length 40 mm (≃1 9/16 in)
#5 side B outer diameter 9 mm (≃0.35 in)
#6 side B thickness 2 mm (≃0.08 in)
#7 transition length 50 mm (≃1.97 in)
#8 axis offset 0 mm (0 in)
#9 ends fillet no fillet
Metadata Value
inner diameter (side A) 31 mm (≃1.22 in)
inner diameter (side B) 5 mm (≃3/16 in)
total length 390 mm (≃15.35 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 ⌀ 36–7 mm (Length: 390 mm) (📦 #9526)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 36–7 mm (Length: 390 mm)
Tube coupler ⌀36 mm to ⌀7 mm in STL format. Length of this reducer is 390 mm. The larger-diameter tube has a thickness of 2.5 mm and a length of 300 mm. The smaller-diameter tube has a thickness of 2 mm and a length of 40 mm. The ends are not rounded.
Parameter Value Unit
side A length 300 mm
side A outer diameter 36 mm
side A thickness 2.5 mm
side B length 40 mm
side B outer diameter 7 mm
side B thickness 2 mm
transition length 50 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 36–20 mm (Length: 390 mm) (📦 #9528)

1 object(s) - format STL
Tube adapter STL file ⌀ 36–20 mm (Length: 390 mm)
Straight sleeve ⌀36 mm to ⌀20 mm in STL format. Length of this reducer is 390 mm. The larger-diameter tube has a thickness of 2.5 mm and a length of 300 mm. The smaller-diameter tube has a thickness of 2 mm and a length of 40 mm. The ends are not rounded.
Parameter Value Unit
side A length 300 mm
side A outer diameter 36 mm
side A thickness 2.5 mm
side B length 40 mm
side B outer diameter 20 mm
side B thickness 2 mm
transition length 50 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 80–50 mm (Length: 250 mm) (📦 #2491)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 80–50 mm (Length: 250 mm)
Tube junction ⌀80 mm to ⌀50 mm in STL format. Total length of this reducer is 250 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a length of 200 mm, the smaller one of 30 mm. The ends are raw.
Parameter Value Unit
side A length 200 mm
side A outer diameter 80 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 no fillet

Tubing adapter STL 3D file ⌀ 105–90 mm (Length: 400 mm) (📦 #6123)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 105–90 mm (Length: 400 mm)
Inline tube coupler ⌀105 mm to ⌀90 mm in STL 3D format. Final length of this junction is 400 mm. The thickness of the tubes is identical: 5 mm. The larger-diameter tube has a sleeve length of 300 mm, the smaller one of 40 mm. The axes of the tubes are offset by 7.4 mm. The ends are rounded to make tube connection easier.
Parameter Value Unit
side A length 300 mm
side A outer diameter 105 mm
side A thickness 5 mm
side B length 40 mm
side B outer diameter 90 mm
side B thickness 5 mm
transition length 60 mm
axis offset 7.4 mm
ends fillet fillet on bo...

Tube adapter STL file ⌀ 100–80 mm (Length: 270 mm) (📦 #2651)

1 object(s) - format STL
Tube adapter STL file ⌀ 100–80 mm (Length: 270 mm)
Straight tube fitting ⌀100 mm to ⌀80 mm in STL 3D format. Length of this sleeve is 270 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a length of 200 mm, the smaller one of 50 mm. The ends have no fillet.
Parameter Value Unit
side A length 200 mm
side A outer diameter 100 mm
side A thickness 2 mm
side B length 50 mm
side B outer diameter 80 mm
side B thickness 2 mm
transition length 20 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL 3D file ⌀ 150–50 mm (Length: 350 mm) (📦 #2816)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 150–50 mm (Length: 350 mm)
Tubing adapter ⌀150 mm to ⌀50 mm in STL format. Total length of this sleeve is 350 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a length of 150 mm, the smaller one of 100 mm. The ends are not rounded.
Parameter Value Unit
side A length 150 mm
side A outer diameter 150 mm
side A thickness 3 mm
side B length 100 mm
side B outer diameter 50 mm
side B thickness 3 mm
transition length 100 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 85–70 mm (Length: 255 mm) (📦 #4544)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 85–70 mm (Length: 255 mm)
Inline tube reducer ⌀85 mm to ⌀70 mm in STL 3D format. Length of this coupler is 255 mm. The thickness of the tubes is identical: 5 mm. The larger-diameter tube has a sleeve length of 150 mm, the smaller one of 100 mm. The ends are raw.
Parameter Value Unit
side A length 150 mm
side A outer diameter 85 mm
side A thickness 5 mm
side B length 100 mm
side B outer diameter 70 mm
side B thickness 5 mm
transition length 5 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 80–65 mm (Length: 255 mm) (📦 #4535)

1 object(s) - format STL
Tube adapter STL file ⌀ 80–65 mm (Length: 255 mm)
Inline tube coupler ⌀80 mm to ⌀65 mm in STL format. Length of this sleeve is 255 mm. The thickness of the tubes is identical: 5 mm. The larger-diameter tube has a sleeve length of 150 mm, the smaller one of 100 mm. The ends have a fillet on the outside to ease the connection.
Parameter Value Unit
side A length 150 mm
side A outer diameter 80 mm
side A thickness 5 mm
side B length 100 mm
side B outer diameter 65 mm
side B thickness 5 mm
transition length 5 mm
axis offset 0 mm
ends fillet fillet on th...

Tubing adapter STL file ⌀ 85–75 mm (Length: 255 mm) (📦 #4542)

1 object(s) - format STL
Tubing adapter STL file ⌀ 85–75 mm (Length: 255 mm)
Tubing reducer ⌀85 mm to ⌀75 mm in STL 3D format. Length of this fitting is 255 mm. The thickness of the tubes is identical: 5 mm. The larger-diameter tube has a sleeve length of 150 mm, the smaller one of 100 mm. The ends have a fillet on the outside to make tube connection easier.
Parameter Value Unit
side A length 150 mm
side A outer diameter 85 mm
side A thickness 5 mm
side B length 100 mm
side B outer diameter 75 mm
side B thickness 5 mm
transition length 5 mm
axis offset 0 mm
ends fillet fillet on th...

Tube adapter STL 3D file ⌀ 90–75 mm (Length: 255 mm) (📦 #4541)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 90–75 mm (Length: 255 mm)
Straight tube reducer ⌀90 mm to ⌀75 mm in STL 3D format. Length of this adapter is 255 mm. The thickness of the tubes is identical: 5 mm. The larger-diameter tube has a sleeve length of 150 mm, the smaller one of 100 mm. The ends have a fillet on the outside to facilitate the connection of the two tubes.
Parameter Value Unit
side A length 150 mm
side A outer diameter 90 mm
side A thickness 5 mm
side B length 100 mm
side B outer diameter 75 mm
side B thickness 5 mm
transition length 5 mm
axis offset 0 mm
ends fillet fillet on th...

Tube adapter STL file ⌀ 110–100 mm (Length: 270 mm) (📦 #1477)

1 object(s) - format STL
Tube adapter STL file ⌀ 110–100 mm (Length: 270 mm)
Diameter adapter ⌀110 mm to ⌀100 mm in STL format. Final length of this sleeve is 270 mm. The thickness of the tubes is identical: 5 mm. The larger-diameter tube has a length of 150 mm, the smaller one of 100 mm. The ends have a fillet on the outside.
Parameter Value Unit
side A length 150 mm
side A outer diameter 110 mm
side A thickness 5 mm
side B length 100 mm
side B outer diameter 100 mm
side B thickness 5 mm
transition length 20 mm
axis offset 0 mm
ends fillet fillet on th...

Tubing adapter STL 3D file ⌀ 44–29 mm (Length: 140 mm) (📦 #7729)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 44–29 mm (Length: 140 mm)
Tube reducer ⌀44 mm to ⌀29 mm in STL format. Length of this coupler is 140 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a sleeve length of 110 mm, the smaller one of 20 mm. The ends are not rounded.
Parameter Value Unit
side A length 110 mm
side A outer diameter 44 mm
side A thickness 2 mm
side B length 20 mm
side B outer diameter 29 mm
side B thickness 2 mm
transition length 10 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL file ⌀ 77–31 mm (Length: 150 mm) (📦 #7704)

1 object(s) - format STL
Tubing adapter STL file ⌀ 77–31 mm (Length: 150 mm)
Inline tube coupler ⌀77 mm to ⌀31 mm in STL format. Length of this sleeve is 150 mm. The larger-diameter tube has a thickness of 2.3 mm and a length of 110 mm. The smaller-diameter tube has a thickness of 2.4 mm and a length of 30 mm. The ends have no fillet.
Parameter Value Unit
side A length 110 mm
side A outer diameter 77 mm
side A thickness 2.3 mm
side B length 30 mm
side B outer diameter 31 mm
side B thickness 2.4 mm
transition length 10 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL file ⌀ 80–58 mm (Length: 420 mm) (📦 #8289)

1 object(s) - format STL
Tubing adapter STL file ⌀ 80–58 mm (Length: 420 mm)
Tube reducer ⌀80 mm to ⌀58 mm in STL format. Final length of this fitting is 420 mm. The thickness of the tubes is identical: 5 mm. The larger-diameter tube has a length of 200 mm, the smaller one of 200 mm as well. The ends are not rounded.
Parameter Value Unit
side A length 200 mm
side A outer diameter 80 mm
side A thickness 5 mm
side B length 200 mm
side B outer diameter 58 mm
side B thickness 5 mm
transition length 20 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL file ⌀ 134–125 mm (Length: 140 mm) (📦 #8457)

1 object(s) - format STL
Tubing adapter STL file ⌀ 134–125 mm (Length: 140 mm)
Inline fitting ⌀134 mm to ⌀125 mm in STL 3D format. Total length of this fitting is 140 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a length of 130 mm, the smaller one of 5 mm. The ends have no fillet.
Parameter Value Unit
side A length 130 mm
side A outer diameter 134 mm
side A thickness 2 mm
side B length 5 mm
side B outer diameter 125 mm
side B thickness 2 mm
transition length 5 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL file ⌀ 228–222 mm (Length: 240 mm) (📦 #9555)

1 object(s) - format STL
Tubing adapter STL file ⌀ 228–222 mm (Length: 240 mm)
Diameter adapter ⌀228 mm to ⌀222 mm in STL 3D format. Final length of this fitting is 240 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a sleeve length of 200 mm, the smaller one of 30 mm. The ends are not rounded.
Parameter Value Unit
side A length 200 mm
side A outer diameter 228 mm
side A thickness 3 mm
side B length 30 mm
side B outer diameter 222 mm
side B thickness 3 mm
transition length 10 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL file ⌀ 26–24 mm (Length: 148 mm) (📦 #3501)

1 object(s) - format STL
Tubing adapter STL file ⌀ 26–24 mm (Length: 148 mm)
Inline tubing adapter ⌀26 mm to ⌀24 mm in STL 3D format. Final length of this reducer is 148 mm. The thickness of the tubes is identical: 5 mm. The larger-diameter tube has a sleeve length of 100 mm, the smaller one of 29 mm. The ends are not rounded.
Parameter Value Unit
side A length 100 mm
side A outer diameter 26 mm
side A thickness 5 mm
side B length 29 mm
side B outer diameter 24 mm
side B thickness 5 mm
transition length 19 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 153–83 mm (Length: 250 mm) (📦 #9046)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 153–83 mm (Length: 250 mm)
Tube reducer ⌀153 mm to ⌀83 mm in STL 3D format. Length of this connector is 250 mm. The thickness of the tubes is identical: 4 mm. The larger-diameter tube has a length of 110 mm, the smaller one of 60 mm. The ends have no fillet.
Parameter Value Unit
side A length 110 mm
side A outer diameter 153 mm
side A thickness 4 mm
side B length 60 mm
side B outer diameter 83 mm
side B thickness 4 mm
transition length 80 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 36–32 mm (Length: 210 mm) (📦 #9203)

1 object(s) - format STL
Tube adapter STL file ⌀ 36–32 mm (Length: 210 mm)
Inline sleeve ⌀36 mm to ⌀32 mm in STL 3D format. Length of this adapter is 210 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a sleeve length of 100 mm, the smaller one of 100 mm as well. The ends are raw.
Parameter Value Unit
side A length 100 mm
side A outer diameter 36 mm
side A thickness 3 mm
side B length 100 mm
side B outer diameter 32 mm
side B thickness 3 mm
transition length 10 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 200–160 mm (Length: 450 mm) (📦 #3839)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 200–160 mm (Length: 450 mm)
Inline tube coupler ⌀200 mm to ⌀160 mm in STL format. Total length of this junction is 450 mm. The larger-diameter tube has a thickness of 6 mm and a sleeve length of 200 mm. The smaller-diameter tube has a thickness of 4 mm and a length of 150 mm. The ends have no fillet.
Parameter Value Unit
side A length 200 mm
side A outer diameter 200 mm
side A thickness 6 mm
side B length 150 mm
side B outer diameter 160 mm
side B thickness 4 mm
transition length 100 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 50–49 mm (Length: 200 mm) (📦 #2325)

1 object(s) - format STL
Tube adapter STL file ⌀ 50–49 mm (Length: 200 mm)
Inline tube adapter ⌀50 mm to ⌀49 mm in STL 3D format. Length of this fitting is 200 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a length of 100 mm, the smaller one of 90 mm. The ends have a fillet on the inside.
Parameter Value Unit
side A length 100 mm
side A outer diameter 50 mm
side A thickness 2 mm
side B length 90 mm
side B outer diameter 49 mm
side B thickness 2 mm
transition length 10 mm
axis offset 0 mm
ends fillet fillet on th...

Tube adapter STL 3D file ⌀ 135–110 mm (Length: 200 mm) (📦 #9094)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 135–110 mm (Length: 200 mm)
Inline tube adapter ⌀135 mm to ⌀110 mm in STL 3D format. Length of this connector is 200 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a sleeve length of 100 mm, the smaller one of 50 mm. The ends are not rounded.
Parameter Value Unit
side A length 100 mm
side A outer diameter 135 mm
side A thickness 2 mm
side B length 50 mm
side B outer diameter 110 mm
side B thickness 2 mm
transition length 50 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL file ⌀ 60–50 mm (Length: 230 mm) (📦 #8923)

1 object(s) - format STL
Tubing adapter STL file ⌀ 60–50 mm (Length: 230 mm)
Tube fitting ⌀60 mm to ⌀50 mm in STL 3D format. Length of this fitting is 230 mm. The thickness of the tubes is identical: 5 mm. The larger-diameter tube has a sleeve length of 100 mm, the smaller one of 100 mm as well. The ends have no fillet.
Parameter Value Unit
side A length 100 mm
side A outer diameter 60 mm
side A thickness 5 mm
side B length 100 mm
side B outer diameter 50 mm
side B thickness 5 mm
transition length 30 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL 3D file ⌀ 140–110 mm (Length: 158 mm) (📦 #8909)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 140–110 mm (Length: 158 mm)
Diameter adapter ⌀140 mm to ⌀110 mm in STL format. Final length of this junction is 158 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a length of 100 mm, the smaller one of 28 mm. The ends have no fillet.
Parameter Value Unit
side A length 100 mm
side A outer diameter 140 mm
side A thickness 2 mm
side B length 28 mm
side B outer diameter 110 mm
side B thickness 2 mm
transition length 30 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL file ⌀ 140–111 mm (Length: 158 mm) (📦 #8937)

1 object(s) - format STL
Tubing adapter STL file ⌀ 140–111 mm (Length: 158 mm)
Straight tube reducer ⌀140 mm to ⌀111 mm in STL format. Total length of this fitting is 158 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a length of 100 mm, the smaller one of 28 mm. The ends have no fillet.
Parameter Value Unit
side A length 100 mm
side A outer diameter 140 mm
side A thickness 2 mm
side B length 28 mm
side B outer diameter 111 mm
side B thickness 2 mm
transition length 30 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 104–90 mm (Length: 219 mm) (📦 #1765)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 104–90 mm (Length: 219 mm)
Inline tube reducer ⌀104 mm to ⌀90 mm in STL format. Total length of this connector is 219 mm. The thickness of the tubes is identical: 4 mm. The larger-diameter tube has a length of 100 mm, the smaller one of 89 mm. The ends feature an external fillet to make tube connection easier.
Parameter Value Unit
side A length 100 mm
side A outer diameter 104 mm
side A thickness 4 mm
side B length 89 mm
side B outer diameter 90 mm
side B thickness 4 mm
transition length 30 mm
axis offset 0 mm
ends fillet fillet on th...

Tube adapter STL 3D file ⌀ 200–160 mm (Length: 450 mm) (📦 #1102)

1 object(s) - format STL (5.0/5) 1 vote(s)
Tube adapter STL 3D file ⌀ 200–160 mm (Length: 450 mm)
Straight tube fitting ⌀200 mm to ⌀160 mm in STL format. Total length of this coupler is 450 mm. The larger-diameter tube has a thickness of 6 mm and a sleeve length of 200 mm. The smaller-diameter tube has a thickness of 4 mm and a length of 150 mm. The axes of the tubes are offset by 17 mm. The ends are raw.
Parameter Value Unit
side A length 200 mm
side A outer diameter 200 mm
side A thickness 6 mm
side B length 150 mm
side B outer diameter 160 mm
side B thickness 4 mm
transition length 100 mm
axis offset 17 mm
ends fillet no fillet