Custom Tube adapter STL 3D file ⌀ 25–22 mm (Length: 50 mm) 📦#4397

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Tube adapter ⌀25 mm to ⌀22 mm in STL format. Final length of this adapter is 50 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 are not rounded.
Generation date: 2025-12-06
3D Model Tube adapter STL 3D file ⌀ 25–22 mm (Length: 50 mm)

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  • inline-tube-adapter-lenA20mm-d_model4397-nb0_dd{id}.stl : 670.8 Ko
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 20 mm (≃0.79 in)
#2 side A outer diameter 25 mm (≃0.98 in)
#3 side A thickness 2 mm (≃0.08 in)
#4 side B length 20 mm (≃0.79 in)
#5 side B outer diameter 22 mm (≃7/8 in)
#6 side B thickness 2 mm (≃0.08 in)
#7 transition length 10 mm (≃0.39 in)
#8 axis offset 0 mm (0 in)
#9 ends fillet no fillet
Metadata Value
inner diameter (side A) 21 mm (≃13/16 in)
inner diameter (side B) 18 mm (≃0.71 in)
total length 50 mm (≃1.97 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 ⌀ 20–12 mm (Length: 50 mm) (📦 #2410)

1 object(s) - format STL
Tube adapter STL file ⌀ 20–12 mm (Length: 50 mm)
Inline tube coupler ⌀20 mm to ⌀12 mm in STL format. Total length of this coupler is 50 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 have no fillet.
Parameter Value Unit
side A length 20 mm
side A outer diameter 20 mm
side A thickness 2 mm
side B length 20 mm
side B outer diameter 12 mm
side B thickness 2 mm
transition length 10 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 25–22 mm (Length: 35 mm) (📦 #4401)

1 object(s) - format STL
Tube adapter STL file ⌀ 25–22 mm (Length: 35 mm)
Straight tube adapter ⌀25 mm to ⌀22 mm in STL 3D format. Total length of this adapter is 35 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a sleeve length of 15 mm, the smaller one of 15 mm as well. The ends have no fillet.
Parameter Value Unit
side A length 15 mm
side A outer diameter 25 mm
side A thickness 2 mm
side B length 15 mm
side B outer diameter 22 mm
side B thickness 2 mm
transition length 5 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 30–26 mm (Length: 50 mm) (📦 #1109)

1 object(s) - format STL (3.5/5) 2 vote(s)
Tube adapter STL 3D file ⌀ 30–26 mm (Length: 50 mm)
Inline tube coupler ⌀30 mm to ⌀26 mm in STL format. Total length of this connector is 50 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a sleeve length of 15 mm, the smaller one of 30 mm. The ends have no fillet.
Parameter Value Unit
side A length 15 mm
side A outer diameter 30 mm
side A thickness 2 mm
side B length 30 mm
side B outer diameter 26 mm
side B thickness 2 mm
transition length 5 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL 3D file ⌀ 38–19 mm (Length: 35 mm) (📦 #3655)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 38–19 mm (Length: 35 mm)
Inline tube coupler ⌀38 mm to ⌀19 mm in STL 3D format. Final length of this adapter is 35 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a length of 15 mm, the smaller one of 10 mm. The ends have no fillet.
Parameter Value Unit
side A length 15 mm
side A outer diameter 38 mm
side A thickness 2 mm
side B length 10 mm
side B outer diameter 19 mm
side B thickness 2 mm
transition length 10 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 19–16 mm (Length: 30 mm) (📦 #2145)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 19–16 mm (Length: 30 mm)
Straight tube coupler ⌀19 mm to ⌀16 mm in STL 3D format. Final length of this sleeve is 30 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a sleeve length of 15 mm, the smaller one of 10 mm. The ends are not rounded.
Parameter Value Unit
side A length 15 mm
side A outer diameter 19 mm
side A thickness 2 mm
side B length 10 mm
side B outer diameter 16 mm
side B thickness 2 mm
transition length 5 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL 3D file ⌀ 33–14 mm (Length: 40 mm) (📦 #4348)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 33–14 mm (Length: 40 mm)
Tubing reducer ⌀33 mm to ⌀14 mm in STL format. Length of this coupler is 40 mm. The larger-diameter tube has a thickness of 2.5 mm and a sleeve length of 15 mm. The smaller-diameter tube has a thickness of 2 mm and a length of 15 mm as well. The ends have no fillet.
Parameter Value Unit
side A length 15 mm
side A outer diameter 33 mm
side A thickness 2.5 mm
side B length 15 mm
side B outer diameter 14 mm
side B thickness 2 mm
transition length 10 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 17–10 mm (Length: 35 mm) (📦 #2439)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 17–10 mm (Length: 35 mm)
Tube fitting ⌀17 mm to ⌀10 mm in STL format. Final length of this sleeve is 35 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a length of 15 mm, the smaller one of 15 mm as well. The ends are raw.
Parameter Value Unit
side A length 15 mm
side A outer diameter 17 mm
side A thickness 2 mm
side B length 15 mm
side B outer diameter 10 mm
side B thickness 2 mm
transition length 5 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 26–7 mm (Length: 39 mm) (📦 #2196)

1 object(s) - format STL
Tube adapter STL file ⌀ 26–7 mm (Length: 39 mm)
Tube adapter ⌀26 mm to ⌀7 mm in STL format. Total length of this junction is 39 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a sleeve length of 15 mm, the smaller one of 14 mm. The ends are raw.
Parameter Value Unit
side A length 15 mm
side A outer diameter 26 mm
side A thickness 2 mm
side B length 14 mm
side B outer diameter 7 mm
side B thickness 2 mm
transition length 10 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 27–7 mm (Length: 39 mm) (📦 #2193)

1 object(s) - format STL
Tube adapter STL file ⌀ 27–7 mm (Length: 39 mm)
Straight tube connector ⌀27 mm to ⌀7 mm in STL format. Length of this coupler is 39 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a sleeve length of 15 mm, the smaller one of 14 mm. The ends are raw.
Parameter Value Unit
side A length 15 mm
side A outer diameter 27 mm
side A thickness 2 mm
side B length 14 mm
side B outer diameter 7 mm
side B thickness 2 mm
transition length 10 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 11–5 mm (Length: 50 mm) (📦 #4146)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 11–5 mm (Length: 50 mm)
Tube connector ⌀11 mm to ⌀5 mm in STL 3D format. Length of this adapter is 50 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 have no fillet.
Parameter Value Unit
side A length 20 mm
side A outer diameter 11 mm
side A thickness 2 mm
side B length 20 mm
side B outer diameter 5 mm
side B thickness 2 mm
transition length 10 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 32–25 mm (Length: 25 mm) (📦 #1103)

1 object(s) - format STL (5.0/5) 1 vote(s)
Tube adapter STL file ⌀ 32–25 mm (Length: 25 mm)
Straight tube reducer ⌀32 mm to ⌀25 mm in STL 3D format. Length of this junction is 25 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a sleeve length of 10 mm, the smaller one of 10 mm as well. The ends have no fillet.
Parameter Value Unit
side A length 10 mm
side A outer diameter 32 mm
side A thickness 2 mm
side B length 10 mm
side B outer diameter 25 mm
side B thickness 2 mm
transition length 5 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 15–12 mm (Length: 30 mm) (📦 #4180)

1 object(s) - format STL
Tube adapter STL file ⌀ 15–12 mm (Length: 30 mm)
Inline tubing adapter ⌀15 mm to ⌀12 mm in STL format. Total length of this connector is 30 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 are raw.
Parameter Value Unit
side A length 10 mm
side A outer diameter 15 mm
side A thickness 2 mm
side B length 15 mm
side B outer diameter 12 mm
side B thickness 2 mm
transition length 5 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 33–26 mm (Length: 50 mm) (📦 #1526)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 33–26 mm (Length: 50 mm)
Straight tube adapter ⌀33 mm to ⌀26 mm in STL 3D format. Final length of this fitting is 50 mm. The larger-diameter tube has a thickness of 2.8 mm and a sleeve length of 15 mm. The smaller-diameter tube has a thickness of 2 mm and a length of 20 mm. The ends are not rounded.
Parameter Value Unit
side A length 15 mm
side A outer diameter 33 mm
side A thickness 2.8 mm
side B length 20 mm
side B outer diameter 26 mm
side B thickness 2 mm
transition length 15 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 25–7 mm (Length: 35 mm) (📦 #2190)

1 object(s) - format STL
Tube adapter STL file ⌀ 25–7 mm (Length: 35 mm)
Inline sleeve ⌀25 mm to ⌀7 mm in STL format. Total length of this connector is 35 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a sleeve length of 15 mm, the smaller one of 10 mm. The ends have no fillet.
Parameter Value Unit
side A length 15 mm
side A outer diameter 25 mm
side A thickness 2 mm
side B length 10 mm
side B outer diameter 7 mm
side B thickness 2 mm
transition length 10 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL file ⌀ 17–16 mm (Length: 25 mm) (📦 #2852)

1 object(s) - format STL
Tubing adapter STL file ⌀ 17–16 mm (Length: 25 mm)
Inline tube reducer ⌀17 mm to ⌀16 mm in STL 3D format. Length of this sleeve 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 have no fillet.
Parameter Value Unit
side A length 10 mm
side A outer diameter 17 mm
side A thickness 2 mm
side B length 10 mm
side B outer diameter 16 mm
side B thickness 2 mm
transition length 5 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 13–10 mm (Length: 30 mm) (📦 #4168)

1 object(s) - format STL
Tube adapter STL file ⌀ 13–10 mm (Length: 30 mm)
Straight tube connector ⌀13 mm to ⌀10 mm in STL 3D format. Final length of this connector is 30 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a sleeve length of 10 mm, the smaller one of 15 mm. The axes of the tubes are off-center by 1 mm. The ends are raw.
Parameter Value Unit
side A length 10 mm
side A outer diameter 13 mm
side A thickness 2 mm
side B length 15 mm
side B outer diameter 10 mm
side B thickness 2 mm
transition length 5 mm
axis offset 1 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 33–18 mm (Length: 50 mm) (📦 #1525)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 33–18 mm (Length: 50 mm)
Straight tube connector ⌀33 mm to ⌀18 mm in STL format. Length of this junction is 50 mm. The larger-diameter tube has a thickness of 2.9 mm and a length of 15 mm. The smaller-diameter tube has a thickness of 2 mm and a length of 20 mm. The ends are raw.
Parameter Value Unit
side A length 15 mm
side A outer diameter 33 mm
side A thickness 2.9 mm
side B length 20 mm
side B outer diameter 18 mm
side B thickness 2 mm
transition length 15 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 14–13 mm (Length: 70 mm) (📦 #2052)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 14–13 mm (Length: 70 mm)
Inline tube adapter ⌀14 mm to ⌀13 mm in STL 3D format. Length of this coupler is 70 mm. The larger-diameter tube has a thickness of 2.1 mm and a sleeve length of 30 mm. The smaller-diameter tube has a thickness of 2 mm and a length of 20 mm. The ends are not rounded.
Parameter Value Unit
side A length 30 mm
side A outer diameter 14 mm
side A thickness 2.1 mm
side B length 20 mm
side B outer diameter 13 mm
side B thickness 2 mm
transition length 20 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL 3D file ⌀ 32–10 mm (Length: 30 mm) (📦 #4049)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 32–10 mm (Length: 30 mm)
Inline tubing adapter ⌀32 mm to ⌀10 mm in STL 3D format. Final length of this adapter is 30 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 not rounded.
Parameter Value Unit
side A length 10 mm
side A outer diameter 32 mm
side A thickness 2 mm
side B length 10 mm
side B outer diameter 10 mm
side B thickness 2 mm
transition length 10 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 15–12 mm (Length: 25 mm) (📦 #4175)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 15–12 mm (Length: 25 mm)
Inline tube reducer ⌀15 mm to ⌀12 mm in STL 3D format. Length of this coupler is 25 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a sleeve length of 10 mm, the smaller one of 10 mm as well. The ends are raw.
Parameter Value Unit
side A length 10 mm
side A outer diameter 15 mm
side A thickness 2 mm
side B length 10 mm
side B outer diameter 12 mm
side B thickness 2 mm
transition length 5 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 15–12 mm (Length: 45 mm) (📦 #4171)

1 object(s) - format STL
Tube adapter STL file ⌀ 15–12 mm (Length: 45 mm)
Tube adapter ⌀15 mm to ⌀12 mm in STL 3D format. Length of this adapter is 45 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a length of 10 mm, the smaller one of 30 mm. The ends are not rounded.
Parameter Value Unit
side A length 10 mm
side A outer diameter 15 mm
side A thickness 2 mm
side B length 30 mm
side B outer diameter 12 mm
side B thickness 2 mm
transition length 5 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL file ⌀ 13–10 mm (Length: 45 mm) (📦 #4169)

1 object(s) - format STL
Tubing adapter STL file ⌀ 13–10 mm (Length: 45 mm)
Diameter adapter ⌀13 mm to ⌀10 mm in STL 3D format. Total length of this reducer is 45 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a sleeve length of 10 mm, the smaller one of 30 mm. The ends are raw.
Parameter Value Unit
side A length 10 mm
side A outer diameter 13 mm
side A thickness 2 mm
side B length 30 mm
side B outer diameter 10 mm
side B thickness 2 mm
transition length 5 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL file ⌀ 12–9 mm (Length: 65 mm) (📦 #2845)

1 object(s) - format STL
Tubing adapter STL file ⌀ 12–9 mm (Length: 65 mm)
Straight sleeve ⌀12 mm to ⌀9 mm in STL 3D format. Final length of this junction is 65 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 no fillet.
Parameter Value Unit
side A length 20 mm
side A outer diameter 12 mm
side A thickness 2 mm
side B length 20 mm
side B outer diameter 9 mm
side B thickness 2 mm
transition length 25 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 25–11 mm (Length: 65 mm) (📦 #4176)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 25–11 mm (Length: 65 mm)
Tube adapter ⌀25 mm to ⌀11 mm in STL format. Final length of this connector is 65 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 15 mm. The axes of the tubes are off-center by 3.1 mm. The ends have no fillet.
Parameter Value Unit
side A length 30 mm
side A outer diameter 25 mm
side A thickness 2 mm
side B length 15 mm
side B outer diameter 11 mm
side B thickness 2 mm
transition length 20 mm
axis offset 3.1 mm
ends fillet no fillet

Tube adapter STL file ⌀ 22–12 mm (Length: 70 mm) (📦 #4266)

1 object(s) - format STL
Tube adapter STL file ⌀ 22–12 mm (Length: 70 mm)
Tube junction ⌀22 mm to ⌀12 mm in STL 3D format. Length of this adapter 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 40 mm. The ends are not rounded.
Parameter Value Unit
side A length 20 mm
side A outer diameter 22 mm
side A thickness 2 mm
side B length 40 mm
side B outer diameter 12 mm
side B thickness 2 mm
transition length 10 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 23–16 mm (Length: 45 mm) (📦 #1835)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 23–16 mm (Length: 45 mm)
Inline tube junction ⌀23 mm to ⌀16 mm in STL format. Final length of this sleeve is 45 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a length of 5 mm, the smaller one of 30 mm. The axes of the tubes are off-center by 2.5 mm. The ends are raw.
Parameter Value Unit
side A length 5 mm
side A outer diameter 23 mm
side A thickness 2 mm
side B length 30 mm
side B outer diameter 16 mm
side B thickness 2 mm
transition length 10 mm
axis offset 2.5 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 37–33 mm (Length: 80 mm) (📦 #3410)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 37–33 mm (Length: 80 mm)
Inline tubing adapter ⌀37 mm to ⌀33 mm in STL format. Final length of this junction is 80 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 ends are not rounded.
Parameter Value Unit
side A length 30 mm
side A outer diameter 37 mm
side A thickness 2 mm
side B length 30 mm
side B outer diameter 33 mm
side B thickness 2 mm
transition length 20 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 12–6 mm (Length: 65 mm) (📦 #2844)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 12–6 mm (Length: 65 mm)
Straight tube reducer ⌀12 mm to ⌀6 mm in STL format. Total length of this connector is 65 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 have no fillet.
Parameter Value Unit
side A length 20 mm
side A outer diameter 12 mm
side A thickness 2 mm
side B length 20 mm
side B outer diameter 6 mm
side B thickness 2 mm
transition length 25 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 21–9 mm (Length: 42 mm) (📦 #4164)

1 object(s) - format STL
Tube adapter STL file ⌀ 21–9 mm (Length: 42 mm)
Tubing adapter ⌀21 mm to ⌀9 mm in STL 3D format. Final length of this reducer is 42 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a sleeve length of 10 mm, the smaller one of 12 mm. The two axes of the tubes are offset by 3.1 mm. The ends are raw.
Parameter Value Unit
side A length 10 mm
side A outer diameter 21 mm
side A thickness 2 mm
side B length 12 mm
side B outer diameter 9 mm
side B thickness 2 mm
transition length 20 mm
axis offset 3.1 mm
ends fillet no fillet

Tubing adapter STL file ⌀ 10–9 mm (Length: 25 mm) (📦 #2799)

1 object(s) - format STL
Tubing adapter STL file ⌀ 10–9 mm (Length: 25 mm)
Tube reducer ⌀10 mm to ⌀9 mm in STL format. Total length of this coupler 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 5 mm. The ends are not rounded.
Parameter Value Unit
side A length 10 mm
side A outer diameter 10 mm
side A thickness 2 mm
side B length 5 mm
side B outer diameter 9 mm
side B thickness 2 mm
transition length 10 mm
axis offset 0 mm
ends fillet no fillet