Custom Tube adapter STL 3D file ⌀ 42–40 mm (Length: 95 mm) 📦#5850

STL Download STL 2
Create a new model expert
from scratch search for a model
Straight tube coupler ⌀42 mm to ⌀40 mm in STL 3D format. Total length of this coupler is 95 mm. The thickness of the tubes is identical: 4 mm. The larger-diameter tube has a length of 40 mm, the smaller one of 50 mm. The ends have a fillet on the outside.
Generation date: 2026-01-03
3D Model Tube adapter STL 3D file ⌀ 42–40 mm (Length: 95 mm)

3D model download

Free
  • inline-tube-adapter-lenA40mm-d_model5850-nb0_dd{id}.stl : 3.7 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 40 mm (≃1 9/16 in)
#2 side A outer diameter 42 mm (≃1.65 in)
#3 side A thickness 4 mm (≃0.16 in)
#4 side B length 50 mm (≃1.97 in)
#5 side B outer diameter 40 mm (≃1 9/16 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 fillet on the outside
Metadata Value
inner diameter (side A) 34 mm (≃1.34 in)
inner diameter (side B) 32 mm (≃1 1/4 in)
total length 95 mm (≃3 3/4 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 ⌀ 43–41 mm (Length: 105 mm) (📦 #6032)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 43–41 mm (Length: 105 mm)
Inline tubing adapter ⌀43 mm to ⌀41 mm in STL format. Total length of this sleeve is 105 mm. The thickness of the tubes is identical: 4 mm. The larger-diameter tube has a length of 50 mm, the smaller one of 50 mm as well. The ends have a fillet on the outside to ease the connection.
Parameter Value Unit
side A length 50 mm
side A outer diameter 43 mm
side A thickness 4 mm
side B length 50 mm
side B outer diameter 41 mm
side B thickness 4 mm
transition length 5 mm
axis offset 0 mm
ends fillet fillet on th...

Tubing adapter STL file ⌀ 43–42 mm (Length: 105 mm) (📦 #6096)

1 object(s) - format STL (1.0/5) 1 vote(s)
Tubing adapter STL file ⌀ 43–42 mm (Length: 105 mm)
Inline sleeve ⌀43 mm to ⌀42 mm in STL 3D format. Length of this junction is 105 mm. The thickness of the tubes is identical: 4 mm. The larger-diameter tube has a length of 50 mm, the smaller one of 50 mm as well. The ends feature an external fillet to ease the connection.
Parameter Value Unit
side A length 50 mm
side A outer diameter 43 mm
side A thickness 4 mm
side B length 50 mm
side B outer diameter 42 mm
side B thickness 4 mm
transition length 5 mm
axis offset 0 mm
ends fillet fillet on th...

Tube adapter STL 3D file ⌀ 44–42 mm (Length: 105 mm) (📦 #5940)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 44–42 mm (Length: 105 mm)
Tube junction ⌀44 mm to ⌀42 mm in STL format. Final length of this coupler is 105 mm. The thickness of the tubes is identical: 4 mm. The larger-diameter tube has a sleeve length of 50 mm, the smaller one of 50 mm as well. The ends have a fillet on the outside to facilitate the connection of the two tubes.
Parameter Value Unit
side A length 50 mm
side A outer diameter 44 mm
side A thickness 4 mm
side B length 50 mm
side B outer diameter 42 mm
side B thickness 4 mm
transition length 5 mm
axis offset 0 mm
ends fillet fillet on th...

Tube adapter STL 3D file ⌀ 49–46 mm (Length: 87 mm) (📦 #7194)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 49–46 mm (Length: 87 mm)
Inline sleeve ⌀49 mm to ⌀46 mm in STL 3D format. Length of this reducer is 87 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a length of 37 mm, the smaller one of 40 mm. The ends have a fillet on the outside to ease the connection.
Parameter Value Unit
side A length 37 mm
side A outer diameter 49 mm
side A thickness 3 mm
side B length 40 mm
side B outer diameter 46 mm
side B thickness 3 mm
transition length 10 mm
axis offset 0 mm
ends fillet fillet on th...

Tube adapter STL file ⌀ 60–40 mm (Length: 85 mm) (📦 #1123)

1 object(s) - format STL
Tube adapter STL file ⌀ 60–40 mm (Length: 85 mm)
Inline tube adapter ⌀60 mm to ⌀40 mm in STL 3D format. Final length of this coupler is 85 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 1 mm. The ends feature an external fillet.
Parameter Value Unit
side A length 40 mm
side A outer diameter 60 mm
side A thickness 3 mm
side B length 40 mm
side B outer diameter 40 mm
side B thickness 3 mm
transition length 5 mm
axis offset 1 mm
ends fillet fillet on th...

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

Tubing adapter STL 3D file ⌀ 31–30 mm (Length: 105 mm) (📦 #6805)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 31–30 mm (Length: 105 mm)
Tube reducer ⌀31 mm to ⌀30 mm in STL 3D format. Total length of this coupler is 105 mm. The thickness of the tubes is identical: 4 mm. The larger-diameter tube has a sleeve length of 50 mm, the smaller one of 50 mm as well. The ends are not rounded.
Parameter Value Unit
side A length 50 mm
side A outer diameter 31 mm
side A thickness 4 mm
side B length 50 mm
side B outer diameter 30 mm
side B thickness 4 mm
transition length 5 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL file ⌀ 70–49 mm (Length: 110 mm) (📦 #4299)

1 object(s) - format STL
Tubing adapter STL file ⌀ 70–49 mm (Length: 110 mm)
Tube junction ⌀70 mm to ⌀49 mm in STL 3D format. Final length of this adapter is 110 mm. The larger-diameter tube has a thickness of 5 mm and a sleeve length of 50 mm. The smaller-diameter tube has a thickness of 4 mm and a length of 40 mm. The ends are rounded on the outside to facilitate the connection of the two tubes.
Parameter Value Unit
side A length 50 mm
side A outer diameter 70 mm
side A thickness 5 mm
side B length 40 mm
side B outer diameter 49 mm
side B thickness 4 mm
transition length 20 mm
axis offset 0 mm
ends fillet fillet on th...

Tube adapter STL 3D file ⌀ 62–55 mm (Length: 65 mm) (📦 #7948)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 62–55 mm (Length: 65 mm)
Tubing adapter ⌀62 mm to ⌀55 mm in STL 3D format. Final length of this adapter is 65 mm. The larger-diameter tube has a thickness of 4 mm and a length of 20 mm. The smaller-diameter tube has a thickness of 3 mm and a length of 40 mm. The ends feature an external fillet to make tube connection easier.
Parameter Value Unit
side A length 20 mm
side A outer diameter 62 mm
side A thickness 4 mm
side B length 40 mm
side B outer diameter 55 mm
side B thickness 3 mm
transition length 5 mm
axis offset 0 mm
ends fillet fillet on th...

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 file ⌀ 53–35 mm (Length: 100 mm) (📦 #2985)

1 object(s) - format STL
Tube adapter STL file ⌀ 53–35 mm (Length: 100 mm)
Straight tube fitting ⌀53 mm to ⌀35 mm in STL 3D format. Length of this adapter is 100 mm. The larger-diameter tube has a thickness of 4 mm and a length of 45 mm. The smaller-diameter tube has a thickness of 3 mm and a length of 40 mm. The ends are not rounded.
Parameter Value Unit
side A length 45 mm
side A outer diameter 53 mm
side A thickness 4 mm
side B length 40 mm
side B outer diameter 35 mm
side B thickness 3 mm
transition length 15 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 53–45 mm (Length: 100 mm) (📦 #2971)

1 object(s) - format STL
Tube adapter STL file ⌀ 53–45 mm (Length: 100 mm)
Straight tube fitting ⌀53 mm to ⌀45 mm in STL 3D format. Final length of this reducer is 100 mm. The larger-diameter tube has a thickness of 4 mm and a sleeve length of 45 mm. The smaller-diameter tube has a thickness of 3 mm and a length of 40 mm. The ends are raw.
Parameter Value Unit
side A length 45 mm
side A outer diameter 53 mm
side A thickness 4 mm
side B length 40 mm
side B outer diameter 45 mm
side B thickness 3 mm
transition length 15 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 58–45 mm (Length: 100 mm) (📦 #2970)

1 object(s) - format STL
Tube adapter STL file ⌀ 58–45 mm (Length: 100 mm)
Tubing reducer ⌀58 mm to ⌀45 mm in STL format. Total length of this junction is 100 mm. The larger-diameter tube has a thickness of 4 mm and a length of 45 mm. The smaller-diameter tube has a thickness of 3 mm and a length of 40 mm. The ends are raw.
Parameter Value Unit
side A length 45 mm
side A outer diameter 58 mm
side A thickness 4 mm
side B length 40 mm
side B outer diameter 45 mm
side B thickness 3 mm
transition length 15 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL 3D file ⌀ 58–47 mm (Length: 85 mm) (📦 #2827)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 58–47 mm (Length: 85 mm)
Tube coupler ⌀58 mm to ⌀47 mm in STL format. Length of this fitting is 85 mm. The larger-diameter tube has a thickness of 2.5 mm and a length of 35 mm. The smaller-diameter tube has a thickness of 3.2 mm and a length of 35 mm as well. The ends are rounded on the outside to ease the connection.
Parameter Value Unit
side A length 35 mm
side A outer diameter 58 mm
side A thickness 2.5 mm
side B length 35 mm
side B outer diameter 47 mm
side B thickness 3.2 mm
transition length 15 mm
axis offset 0 mm
ends fillet fillet on th...

Tubing adapter STL file ⌀ 58–49 mm (Length: 100 mm) (📦 #2984)

1 object(s) - format STL
Tubing adapter STL file ⌀ 58–49 mm (Length: 100 mm)
Tubing reducer ⌀58 mm to ⌀49 mm in STL format. Length of this junction is 100 mm. The larger-diameter tube has a thickness of 4 mm and a sleeve length of 45 mm. The smaller-diameter tube has a thickness of 3 mm and a length of 40 mm. The ends are not rounded.
Parameter Value Unit
side A length 45 mm
side A outer diameter 58 mm
side A thickness 4 mm
side B length 40 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 ⌀ 58–50 mm (Length: 100 mm) (📦 #3005)

1 object(s) - format STL
Tubing adapter STL file ⌀ 58–50 mm (Length: 100 mm)
Straight tube reducer ⌀58 mm to ⌀50 mm in STL format. Total length of this fitting is 100 mm. The larger-diameter tube has a thickness of 4 mm and a length of 45 mm. The smaller-diameter tube has a thickness of 3 mm and a length of 40 mm. The ends have no fillet.
Parameter Value Unit
side A length 45 mm
side A outer diameter 58 mm
side A thickness 4 mm
side B length 40 mm
side B outer diameter 50 mm
side B thickness 3 mm
transition length 15 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 58–52 mm (Length: 100 mm) (📦 #3048)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 58–52 mm (Length: 100 mm)
Straight tubing adapter ⌀58 mm to ⌀52 mm in STL 3D format. Final length of this coupler is 100 mm. The larger-diameter tube has a thickness of 4 mm and a length of 45 mm. The smaller-diameter tube has a thickness of 3 mm and a length of 40 mm. The ends are rounded on the inside to ease the connection.
Parameter Value Unit
side A length 45 mm
side A outer diameter 58 mm
side A thickness 4 mm
side B length 40 mm
side B outer diameter 52 mm
side B thickness 3 mm
transition length 15 mm
axis offset 0 mm
ends fillet fillet on th...

Tube adapter STL 3D file ⌀ 68–52 mm (Length: 85 mm) (📦 #9131)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 68–52 mm (Length: 85 mm)
Inline tube junction ⌀68 mm to ⌀52 mm in STL format. Length of this coupler is 85 mm. The thickness of the tubes is identical: 4 mm. The larger-diameter tube has a sleeve length of 35 mm, the smaller one of 35 mm as well. The ends have no fillet.
Parameter Value Unit
side A length 35 mm
side A outer diameter 68 mm
side A thickness 4 mm
side B length 35 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 ⌀ 50–40 mm (Length: 90 mm) (📦 #3871)

1 object(s) - format STL
Tube adapter STL file ⌀ 50–40 mm (Length: 90 mm)
Tube junction ⌀50 mm to ⌀40 mm in STL format. Final length of this coupler is 90 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 ends have no fillet.
Parameter Value Unit
side A length 40 mm
side A outer diameter 50 mm
side A thickness 3 mm
side B length 40 mm
side B outer diameter 40 mm
side B thickness 3 mm
transition length 10 mm
axis offset 0 mm
ends fillet no fillet

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...

Tube adapter STL 3D file ⌀ 71–50 mm (Length: 70 mm) (📦 #8588)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 71–50 mm (Length: 70 mm)
Inline sleeve ⌀71 mm to ⌀50 mm in STL 3D format. Final length of this adapter is 70 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 rounded on the outside to ease the connection.
Parameter Value Unit
side A length 30 mm
side A outer diameter 71 mm
side A thickness 3 mm
side B length 30 mm
side B outer diameter 50 mm
side B thickness 3 mm
transition length 10 mm
axis offset 0 mm
ends fillet fillet on th...

Tubing adapter STL 3D file ⌀ 37–34 mm (Length: 90 mm) (📦 #5893)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 37–34 mm (Length: 90 mm)
Straight sleeve ⌀37 mm to ⌀34 mm in STL 3D format. Length of this coupler is 90 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 ends feature an internal fillet to facilitate the connection of the two tubes.
Parameter Value Unit
side A length 40 mm
side A outer diameter 37 mm
side A thickness 3 mm
side B length 40 mm
side B outer diameter 34 mm
side B thickness 3 mm
transition length 10 mm
axis offset 0 mm
ends fillet fillet on th...

Tubing adapter STL 3D file ⌀ 47–32 mm (Length: 90 mm) (📦 #4377)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 47–32 mm (Length: 90 mm)
Inline tube junction ⌀47 mm to ⌀32 mm in STL format. Final length of this sleeve is 90 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 ends are raw.
Parameter Value Unit
side A length 40 mm
side A outer diameter 47 mm
side A thickness 3 mm
side B length 40 mm
side B outer diameter 32 mm
side B thickness 3 mm
transition length 10 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL file ⌀ 49–32 mm (Length: 90 mm) (📦 #4378)

1 object(s) - format STL
Tubing adapter STL file ⌀ 49–32 mm (Length: 90 mm)
Straight tube fitting ⌀49 mm to ⌀32 mm in STL 3D format. Length of this reducer is 90 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 ends are not rounded.
Parameter Value Unit
side A length 40 mm
side A outer diameter 49 mm
side A thickness 3 mm
side B length 40 mm
side B outer diameter 32 mm
side B thickness 3 mm
transition length 10 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL file ⌀ 50–32 mm (Length: 90 mm) (📦 #4381)

1 object(s) - format STL
Tubing adapter STL file ⌀ 50–32 mm (Length: 90 mm)
Tubing adapter ⌀50 mm to ⌀32 mm in STL 3D format. Length of this reducer is 90 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 ends are not rounded.
Parameter Value Unit
side A length 40 mm
side A outer diameter 50 mm
side A thickness 3 mm
side B length 40 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 ⌀ 51–32 mm (Length: 90 mm) (📦 #4605)

1 object(s) - format STL
Tube adapter STL file ⌀ 51–32 mm (Length: 90 mm)
Inline tubing adapter ⌀51 mm to ⌀32 mm in STL 3D format. Length of this junction is 90 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 ends are not rounded.
Parameter Value Unit
side A length 40 mm
side A outer diameter 51 mm
side A thickness 3 mm
side B length 40 mm
side B outer diameter 32 mm
side B thickness 3 mm
transition length 10 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL file ⌀ 51–48 mm (Length: 110 mm) (📦 #8084)

1 object(s) - format STL
Tubing adapter STL file ⌀ 51–48 mm (Length: 110 mm)
Inline tubing adapter ⌀51 mm to ⌀48 mm in STL format. Length of this reducer is 110 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a sleeve length of 50 mm, the smaller one of 50 mm as well. The ends have no fillet.
Parameter Value Unit
side A length 50 mm
side A outer diameter 51 mm
side A thickness 3 mm
side B length 50 mm
side B outer diameter 48 mm
side B thickness 3 mm
transition length 10 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 55–35 mm (Length: 50 mm) (📦 #3882)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 55–35 mm (Length: 50 mm)
Straight sleeve ⌀55 mm to ⌀35 mm in STL format. Final length of this sleeve is 50 mm. The larger-diameter tube has a thickness of 4 mm and a sleeve length of 25 mm. The smaller-diameter tube has a thickness of 3 mm and a length of 20 mm. The ends are rounded on the outside to make tube connection easier.
Parameter Value Unit
side A length 25 mm
side A outer diameter 55 mm
side A thickness 4 mm
side B length 20 mm
side B outer diameter 35 mm
side B thickness 3 mm
transition length 5 mm
axis offset 0 mm
ends fillet fillet on th...

Tubing adapter STL file ⌀ 15–14 mm (Length: 55 mm) (📦 #8050)

1 object(s) - format STL
Tubing adapter STL file ⌀ 15–14 mm (Length: 55 mm)
Inline tube reducer ⌀15 mm to ⌀14 mm in STL format. Final length of this junction is 55 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 rounded on the outside.
Parameter Value Unit
side A length 25 mm
side A outer diameter 15 mm
side A thickness 4 mm
side B length 25 mm
side B outer diameter 14 mm
side B thickness 4 mm
transition length 5 mm
axis offset 0 mm
ends fillet fillet on th...