Custom Tubing adapter STL 3D file ⌀ 39–24 mm (Length: 60 mm) 📦#9340

STL Download STL 1
Create a new model expert
from scratch search for a model
Tube coupler ⌀39 mm to ⌀24 mm in STL 3D format. Final length of this connector is 60 mm. The thickness of the tubes is identical: 4 mm. The larger-diameter tube has a length of 30 mm, the smaller one of 25 mm. The ends are raw.
Generation date: 2026-06-07
3D Model Tubing adapter STL 3D file ⌀ 39–24 mm (Length: 60 mm)

3D model download

Free
  • inline-tube-adapter-lenA30mm-d_model9340-nb0_dd{id}.stl : 4.7 Mo
STL Mesh quality : Linear deflection 0.05 Angular deflection 0.05
No compliance warranty No compliance warranty
(attribution - commercial use allowed)
Safe download
Instant .zip download — no email, no account

Values for this model

This model was generated by the Inline tube adapter template, with the following values:
Parameter Value
#1 side A length 30 mm (≃1 3/16 in)
#2 side A outer diameter 39 mm (≃1.54 in)
#3 side A thickness 4 mm (≃0.16 in)
#4 side B length 25 mm (≃0.98 in)
#5 side B outer diameter 24 mm (≃15/16 in)
#6 side B thickness 4 mm (≃0.16 in)
#7 transition length 5 mm (≃3/16 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) 16 mm (≃5/8 in)
total length 60 mm (≃2 3/8 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 

Tubing adapter STL 3D file ⌀ 40–24 mm (Length: 75 mm) (📦 #9341)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 40–24 mm (Length: 75 mm)
Inline tube reducer ⌀40 mm to ⌀24 mm in STL format. Length of this adapter is 75 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 25 mm. The ends have no fillet.
Parameter Value Unit
side A length 30 mm
side A outer diameter 40 mm
side A thickness 4 mm
side B length 25 mm
side B outer diameter 24 mm
side B thickness 4 mm
transition length 20 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 29–25 mm (Length: 40 mm) (📦 #7794)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 29–25 mm (Length: 40 mm)
Inline tubing adapter ⌀29 mm to ⌀25 mm in STL format. Final length of this adapter is 40 mm. The thickness of the tubes is identical: 4 mm. The larger-diameter tube has a length of 20 mm, the smaller one of 10 mm. The ends are not rounded.
Parameter Value Unit
side A length 20 mm
side A outer diameter 29 mm
side A thickness 4 mm
side B length 10 mm
side B outer diameter 25 mm
side B thickness 4 mm
transition length 10 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 48–40 mm (Length: 90 mm) (📦 #8054)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 48–40 mm (Length: 90 mm)
Inline fitting ⌀48 mm to ⌀40 mm in STL format. Length of this reducer is 90 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 not rounded.
Parameter Value Unit
side A length 40 mm
side A outer diameter 48 mm
side A thickness 4 mm
side B length 40 mm
side B outer diameter 40 mm
side B thickness 4 mm
transition length 10 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 32–29 mm (Length: 85 mm) (📦 #8232)

1 object(s) - format STL
Tube adapter STL file ⌀ 32–29 mm (Length: 85 mm)
Tube junction ⌀32 mm to ⌀29 mm in STL 3D format. Total length of this connector is 85 mm. The larger-diameter tube has a thickness of 4 mm and a sleeve length of 35 mm. The smaller-diameter tube has a thickness of 5 mm and a length of 30 mm. The ends are raw.
Parameter Value Unit
side A length 35 mm
side A outer diameter 32 mm
side A thickness 4 mm
side B length 30 mm
side B outer diameter 29 mm
side B thickness 5 mm
transition length 20 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL file ⌀ 39–24 mm (Length: 100 mm) (📦 #9339)

1 object(s) - format STL
Tubing adapter STL file ⌀ 39–24 mm (Length: 100 mm)
Straight tube coupler ⌀39 mm to ⌀24 mm in STL format. Final length of this coupler 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 40 mm as well. The ends have no fillet.
Parameter Value Unit
side A length 40 mm
side A outer diameter 39 mm
side A thickness 4 mm
side B length 40 mm
side B outer diameter 24 mm
side B thickness 4 mm
transition length 20 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL 3D file ⌀ 35–34 mm (Length: 55 mm) (📦 #8183)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 35–34 mm (Length: 55 mm)
Straight tube reducer ⌀35 mm to ⌀34 mm in STL 3D format. Total length of this fitting is 55 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a length of 30 mm, the smaller one of 20 mm. The ends are not rounded.
Parameter Value Unit
side A length 30 mm
side A outer diameter 35 mm
side A thickness 3 mm
side B length 20 mm
side B outer diameter 34 mm
side B thickness 3 mm
transition length 5 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 64–49 mm (Length: 63 mm) (📦 #1229)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 64–49 mm (Length: 63 mm)
Inline tube adapter ⌀64 mm to ⌀49 mm in STL format. 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 64 mm
side A thickness 4 mm
side B length 25 mm
side B outer diameter 49 mm
side B thickness 4 mm
transition length 13 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 42–37 mm (Length: 70 mm) (📦 #8212)

1 object(s) - format STL
Tube adapter STL file ⌀ 42–37 mm (Length: 70 mm)
Tube junction ⌀42 mm to ⌀37 mm in STL 3D format. Total length of this connector is 70 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 ends are raw.
Parameter Value Unit
side A length 30 mm
side A outer diameter 42 mm
side A thickness 3 mm
side B length 30 mm
side B outer diameter 37 mm
side B thickness 3 mm
transition length 10 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 36–31 mm (Length: 75 mm) (📦 #7133)

1 object(s) - format STL
Tube adapter STL file ⌀ 36–31 mm (Length: 75 mm)
Straight tubing adapter ⌀36 mm to ⌀31 mm in STL format. Length of this adapter is 75 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a length of 40 mm, the smaller one of 30 mm. The ends are raw.
Parameter Value Unit
side A length 40 mm
side A outer diameter 36 mm
side A thickness 3 mm
side B length 30 mm
side B outer diameter 31 mm
side B thickness 3 mm
transition length 5 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL 3D file ⌀ 32–30 mm (Length: 75 mm) (📦 #7132)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 32–30 mm (Length: 75 mm)
Straight sleeve ⌀32 mm to ⌀30 mm in STL format. Total length of this sleeve is 75 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a length of 40 mm, the smaller one of 30 mm. The ends have no fillet.
Parameter Value Unit
side A length 40 mm
side A outer diameter 32 mm
side A thickness 3 mm
side B length 30 mm
side B outer diameter 30 mm
side B thickness 3 mm
transition length 5 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL file ⌀ 42–41 mm (Length: 65 mm) (📦 #7710)

1 object(s) - format STL
Tubing adapter STL file ⌀ 42–41 mm (Length: 65 mm)
Inline sleeve ⌀42 mm to ⌀41 mm in STL 3D format. Total length of this reducer is 65 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 ends are raw.
Parameter Value Unit
side A length 30 mm
side A outer diameter 42 mm
side A thickness 3 mm
side B length 30 mm
side B outer diameter 41 mm
side B thickness 3 mm
transition length 5 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL 3D file ⌀ 37–25 mm (Length: 30 mm) (📦 #7795)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 37–25 mm (Length: 30 mm)
Tube connector ⌀37 mm to ⌀25 mm in STL 3D format. Final length of this sleeve is 30 mm. The thickness of the tubes is identical: 4 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 37 mm
side A thickness 4 mm
side B length 10 mm
side B outer diameter 25 mm
side B thickness 4 mm
transition length 10 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL 3D file ⌀ 32–24 mm (Length: 78 mm) (📦 #9337)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 32–24 mm (Length: 78 mm)
Straight tube connector ⌀32 mm to ⌀24 mm in STL format. Final length of this connector is 78 mm. The thickness of the tubes is identical: 5 mm. The larger-diameter tube has a 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 32 mm
side A thickness 5 mm
side B length 30 mm
side B outer diameter 24 mm
side B thickness 5 mm
transition length 18 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 39–38 mm (Length: 45 mm) (📦 #7706)

1 object(s) - format STL
Tube adapter STL file ⌀ 39–38 mm (Length: 45 mm)
Tube fitting ⌀39 mm to ⌀38 mm in STL 3D format. Final length of this coupler is 45 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 have no fillet.
Parameter Value Unit
side A length 20 mm
side A outer diameter 39 mm
side A thickness 3 mm
side B length 20 mm
side B outer diameter 38 mm
side B thickness 3 mm
transition length 5 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL file ⌀ 19–9 mm (Length: 45 mm) (📦 #4915)

1 object(s) - format STL
Tubing adapter STL file ⌀ 19–9 mm (Length: 45 mm)
Inline tube junction ⌀19 mm to ⌀9 mm in STL format. Length of this reducer is 45 mm. The larger-diameter tube has a thickness of 5 mm and a sleeve length of 20 mm. The smaller-diameter tube has a thickness of 4 mm and a length of 15 mm. The ends are raw.
Parameter Value Unit
side A length 20 mm
side A outer diameter 19 mm
side A thickness 5 mm
side B length 15 mm
side B outer diameter 9 mm
side B thickness 4 mm
transition length 10 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL file ⌀ 32–29 mm (Length: 65 mm) (📦 #8233)

1 object(s) - format STL
Tubing adapter STL file ⌀ 32–29 mm (Length: 65 mm)
Inline tube junction ⌀32 mm to ⌀29 mm in STL 3D format. Length of this adapter is 65 mm. The larger-diameter tube has a thickness of 5 mm and a sleeve length of 35 mm. The smaller-diameter tube has a thickness of 4 mm and a length of 10 mm. The ends have no fillet.
Parameter Value Unit
side A length 35 mm
side A outer diameter 32 mm
side A thickness 5 mm
side B length 10 mm
side B outer diameter 29 mm
side B thickness 4 mm
transition length 20 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 68–52 mm (Length: 65 mm) (📦 #1231)

1 object(s) - format STL
Tube adapter STL file ⌀ 68–52 mm (Length: 65 mm)
Straight tube fitting ⌀68 mm to ⌀52 mm in STL 3D format. Total length of this connector is 65 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 have no fillet.
Parameter Value Unit
side A length 25 mm
side A outer diameter 68 mm
side A thickness 4 mm
side B length 25 mm
side B outer diameter 52 mm
side B thickness 4 mm
transition length 15 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 42–41 mm (Length: 45 mm) (📦 #7709)

1 object(s) - format STL
Tube adapter STL file ⌀ 42–41 mm (Length: 45 mm)
Tube fitting ⌀42 mm to ⌀41 mm in STL 3D format. Total length of this coupler is 45 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 raw.
Parameter Value Unit
side A length 20 mm
side A outer diameter 42 mm
side A thickness 3 mm
side B length 20 mm
side B outer diameter 41 mm
side B thickness 3 mm
transition length 5 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 88–25 mm (Length: 63 mm) (📦 #1823)

1 object(s) - format STL
Tube adapter STL file ⌀ 88–25 mm (Length: 63 mm)
Tube coupler ⌀88 mm to ⌀25 mm in STL 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 have no fillet.
Parameter Value Unit
side A length 25 mm
side A outer diameter 88 mm
side A thickness 4 mm
side B length 25 mm
side B outer diameter 25 mm
side B thickness 4 mm
transition length 13 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL 3D file ⌀ 40–32 mm (Length: 80 mm) (📦 #5043)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 40–32 mm (Length: 80 mm)
Inline tube junction ⌀40 mm to ⌀32 mm in STL format. Final length of this fitting is 80 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 ends are raw.
Parameter Value Unit
side A length 30 mm
side A outer diameter 40 mm
side A thickness 3 mm
side B length 30 mm
side B outer diameter 32 mm
side B thickness 3 mm
transition length 20 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 45–41 mm (Length: 80 mm) (📦 #5480)

1 object(s) - format STL
Tube adapter STL file ⌀ 45–41 mm (Length: 80 mm)
Inline tube coupler ⌀45 mm to ⌀41 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 sleeve length of 35 mm, the smaller one of 35 mm as well. The ends are not rounded.
Parameter Value Unit
side A length 35 mm
side A outer diameter 45 mm
side A thickness 3 mm
side B length 35 mm
side B outer diameter 41 mm
side B thickness 3 mm
transition length 10 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL file ⌀ 42–29 mm (Length: 85 mm) (📦 #8231)

1 object(s) - format STL
Tubing adapter STL file ⌀ 42–29 mm (Length: 85 mm)
Diameter adapter ⌀42 mm to ⌀29 mm in STL 3D format. Total length of this junction is 85 mm. The thickness of the tubes is identical: 5 mm. The larger-diameter tube has a sleeve length of 35 mm, the smaller one of 30 mm. The ends have no fillet.
Parameter Value Unit
side A length 35 mm
side A outer diameter 42 mm
side A thickness 5 mm
side B length 30 mm
side B outer diameter 29 mm
side B thickness 5 mm
transition length 20 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 68–53 mm (Length: 65 mm) (📦 #1233)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 68–53 mm (Length: 65 mm)
Straight sleeve ⌀68 mm to ⌀53 mm in STL 3D format. Total length of this sleeve is 65 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 68 mm
side A thickness 4 mm
side B length 25 mm
side B outer diameter 53 mm
side B thickness 4 mm
transition length 15 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL file ⌀ 38–37 mm (Length: 80 mm) (📦 #7705)

1 object(s) - format STL
Tubing adapter STL file ⌀ 38–37 mm (Length: 80 mm)
Inline tube coupler ⌀38 mm to ⌀37 mm in STL 3D format. Final 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 ends are raw.
Parameter Value Unit
side A length 30 mm
side A outer diameter 38 mm
side A thickness 3 mm
side B length 30 mm
side B outer diameter 37 mm
side B thickness 3 mm
transition length 20 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 70–32 mm (Length: 62 mm) (📦 #6762)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 70–32 mm (Length: 62 mm)
Inline tube reducer ⌀70 mm to ⌀32 mm in STL format. Length of this sleeve is 62 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a sleeve length of 32 mm, the smaller one of 20 mm. The ends are raw.
Parameter Value Unit
side A length 32 mm
side A outer diameter 70 mm
side A thickness 3 mm
side B length 20 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 file ⌀ 64–49 mm (Length: 65 mm) (📦 #1230)

1 object(s) - format STL
Tube adapter STL file ⌀ 64–49 mm (Length: 65 mm)
Tube reducer ⌀64 mm to ⌀49 mm in STL format. Length of this coupler is 65 mm. The larger-diameter tube has a thickness of 4 mm and a length of 25 mm. The smaller-diameter tube has a thickness of 3 mm and a length of 25 mm as well. The ends have no fillet.
Parameter Value Unit
side A length 25 mm
side A outer diameter 64 mm
side A thickness 4 mm
side B length 25 mm
side B outer diameter 49 mm
side B thickness 3 mm
transition length 15 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL file ⌀ 60–58 mm (Length: 45 mm) (📦 #4515)

1 object(s) - format STL
Tubing adapter STL file ⌀ 60–58 mm (Length: 45 mm)
Straight tube fitting ⌀60 mm to ⌀58 mm in STL 3D format. Total length of this adapter is 45 mm. The thickness of the tubes is identical: 4 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 60 mm
side A thickness 4 mm
side B length 20 mm
side B outer diameter 58 mm
side B thickness 4 mm
transition length 5 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL file ⌀ 30–18 mm (Length: 60 mm) (📦 #3528)

1 object(s) - format STL
Tubing adapter STL file ⌀ 30–18 mm (Length: 60 mm)
Inline tube coupler ⌀30 mm to ⌀18 mm in STL format. Final length of this reducer is 60 mm. The thickness of the tubes is identical: 4 mm. The larger-diameter tube has a length of 20 mm, the smaller one of 30 mm. The ends have a fillet on the outside to make tube connection easier.
Parameter Value Unit
side A length 20 mm
side A outer diameter 30 mm
side A thickness 4 mm
side B length 30 mm
side B outer diameter 18 mm
side B thickness 4 mm
transition length 10 mm
axis offset 0 mm
ends fillet fillet on th...

Tube adapter STL 3D file ⌀ 40–36 mm (Length: 45 mm) (📦 #5726)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 40–36 mm (Length: 45 mm)
Inline tube junction ⌀40 mm to ⌀36 mm in STL format. Length of this sleeve is 45 mm. The thickness of the tubes is identical: 4 mm. The larger-diameter tube has a length of 20 mm, the smaller one of 20 mm as well. The ends feature an external fillet to make tube connection easier.
Parameter Value Unit
side A length 20 mm
side A outer diameter 40 mm
side A thickness 4 mm
side B length 20 mm
side B outer diameter 36 mm
side B thickness 4 mm
transition length 5 mm
axis offset 0 mm
ends fillet fillet on th...