Custom Tube adapter STL file ⌀ 42–29 mm (Length: 140 mm) 📦#8230

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Tube reducer ⌀42 mm to ⌀29 mm in STL 3D format. Total length of this sleeve is 140 mm. The thickness of the tubes is identical: 5 mm. The larger-diameter tube has a length of 60 mm, the smaller one of 40 mm. The ends are rounded to make tube connection easier.
Generation date: 2026-04-03
3D Model Tube adapter STL file ⌀ 42–29 mm (Length: 140 mm)

3D model download

Free
  • inline-tube-adapter-lenA60mm-d_model8230-nb0_dd{id}.stl : 6.8 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 60 mm (≃2 3/8 in)
#2 side A outer diameter 42 mm (≃1.65 in)
#3 side A thickness 5 mm (≃3/16 in)
#4 side B length 40 mm (≃1 9/16 in)
#5 side B outer diameter 29 mm (≃1.14 in)
#6 side B thickness 5 mm (≃3/16 in)
#7 transition length 40 mm (≃1 9/16 in)
#8 axis offset 0 mm (0 in)
#9 ends fillet fillet on both inside
and outside
Metadata Value
inner diameter (side A) 32 mm (≃1 1/4 in)
inner diameter (side B) 19 mm (≃3/4 in)
total length 140 mm (≃5 1/2 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 ⌀ 40–37 mm (Length: 118 mm) (📦 #4475)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 40–37 mm (Length: 118 mm)
Straight tube fitting ⌀40 mm to ⌀37 mm in STL format. Total length of this connector is 118 mm. The thickness of the tubes is identical: 5 mm. The larger-diameter tube has a sleeve length of 38 mm, the smaller one of 40 mm. The ends have a fillet to make tube connection easier.
Parameter Value Unit
side A length 38 mm
side A outer diameter 40 mm
side A thickness 5 mm
side B length 40 mm
side B outer diameter 37 mm
side B thickness 5 mm
transition length 40 mm
axis offset 0 mm
ends fillet fillet on bo...

Tubing adapter STL 3D file ⌀ 40–37 mm (Length: 115 mm) (📦 #4476)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 40–37 mm (Length: 115 mm)
Tube adapter ⌀40 mm to ⌀37 mm in STL 3D format. Length of this connector is 115 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 40 mm. The ends are rounded to facilitate the connection of the two tubes.
Parameter Value Unit
side A length 35 mm
side A outer diameter 40 mm
side A thickness 5 mm
side B length 40 mm
side B outer diameter 37 mm
side B thickness 5 mm
transition length 40 mm
axis offset 0 mm
ends fillet fillet on bo...

Tubing adapter STL 3D file ⌀ 100–30 mm (Length: 130 mm) (📦 #8596)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 100–30 mm (Length: 130 mm)
Straight tube connector ⌀100 mm to ⌀30 mm in STL format. Length of this adapter is 130 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 40 mm. The ends are rounded to ease the connection.
Parameter Value Unit
side A length 50 mm
side A outer diameter 100 mm
side A thickness 4 mm
side B length 40 mm
side B outer diameter 30 mm
side B thickness 4 mm
transition length 40 mm
axis offset 0 mm
ends fillet fillet on bo...

Tubing adapter STL 3D file ⌀ 32–25 mm (Length: 89 mm) (📦 #9829)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 32–25 mm (Length: 89 mm)
Inline tube junction ⌀32 mm to ⌀25 mm in STL 3D format. Total length of this coupler is 89 mm. The thickness of the tubes is identical: 5 mm. The larger-diameter tube has a sleeve length of 24 mm, the smaller one of 50 mm. The ends are rounded to ease the connection.
Parameter Value Unit
side A length 24 mm
side A outer diameter 32 mm
side A thickness 5 mm
side B length 50 mm
side B outer diameter 25 mm
side B thickness 5 mm
transition length 15 mm
axis offset 0 mm
ends fillet fillet on bo...

Tubing adapter STL file ⌀ 82–60 mm (Length: 138 mm) (📦 #5106)

1 object(s) - format STL
Tubing adapter STL file ⌀ 82–60 mm (Length: 138 mm)
Straight sleeve ⌀82 mm to ⌀60 mm in STL format. Length of this fitting is 138 mm. The thickness of the tubes is identical: 4 mm. The larger-diameter tube has a sleeve length of 38 mm, the smaller one of 40 mm. The ends are rounded to make tube connection easier.
Parameter Value Unit
side A length 38 mm
side A outer diameter 82 mm
side A thickness 4 mm
side B length 40 mm
side B outer diameter 60 mm
side B thickness 4 mm
transition length 60 mm
axis offset 0 mm
ends fillet fillet on bo...

Tube adapter STL file ⌀ 52–25 mm (Length: 105 mm) (📦 #2186)

1 object(s) - format STL
Tube adapter STL file ⌀ 52–25 mm (Length: 105 mm)
Tube junction ⌀52 mm to ⌀25 mm in STL 3D format. Final length of this junction is 105 mm. The larger-diameter tube has a thickness of 6 mm and a sleeve length of 40 mm. The smaller-diameter tube has a thickness of 3 mm and a length of 50 mm. The ends have a fillet to make tube connection easier.
Parameter Value Unit
side A length 40 mm
side A outer diameter 52 mm
side A thickness 6 mm
side B length 50 mm
side B outer diameter 25 mm
side B thickness 3 mm
transition length 15 mm
axis offset 0 mm
ends fillet fillet on bo...

Tube adapter STL 3D file ⌀ 110–60 mm (Length: 105 mm) (📦 #10192)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 110–60 mm (Length: 105 mm)
Straight sleeve ⌀110 mm to ⌀60 mm in STL format. Final length of this reducer is 105 mm. The thickness of the tubes is identical: 5 mm. The larger-diameter tube has a sleeve length of 40 mm, the smaller one of 40 mm as well. The ends are rounded to facilitate the connection of the two tubes.
Parameter Value Unit
side A length 40 mm
side A outer diameter 110 mm
side A thickness 5 mm
side B length 40 mm
side B outer diameter 60 mm
side B thickness 5 mm
transition length 25 mm
axis offset 0 mm
ends fillet fillet on bo...

Tubing adapter STL file ⌀ 35–20 mm (Length: 84 mm) (📦 #9825)

1 object(s) - format STL
Tubing adapter STL file ⌀ 35–20 mm (Length: 84 mm)
Straight tube adapter ⌀35 mm to ⌀20 mm in STL 3D format. Final length of this coupler is 84 mm. The thickness of the tubes is identical: 5 mm. The larger-diameter tube has a sleeve length of 24 mm, the smaller one of 50 mm. The ends have a fillet to make tube connection easier.
Parameter Value Unit
side A length 24 mm
side A outer diameter 35 mm
side A thickness 5 mm
side B length 50 mm
side B outer diameter 20 mm
side B thickness 5 mm
transition length 10 mm
axis offset 0 mm
ends fillet fillet on bo...

Tubing adapter STL 3D file ⌀ 60–30 mm (Length: 150 mm) (📦 #8729)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 60–30 mm (Length: 150 mm)
Inline tube reducer ⌀60 mm to ⌀30 mm in STL format. Length of this fitting is 150 mm. The thickness of the tubes is identical: 5 mm. The larger-diameter tube has a length of 50 mm, the smaller one of 50 mm as well. The axes of the tubes are offset by 14 mm. The ends are rounded.
Parameter Value Unit
side A length 50 mm
side A outer diameter 60 mm
side A thickness 5 mm
side B length 50 mm
side B outer diameter 30 mm
side B thickness 5 mm
transition length 50 mm
axis offset 14 mm
ends fillet fillet on bo...

Tube adapter STL file ⌀ 96–49 mm (Length: 120 mm) (📦 #4292)

1 object(s) - format STL
Tube adapter STL file ⌀ 96–49 mm (Length: 120 mm)
Inline tube junction ⌀96 mm to ⌀49 mm in STL 3D format. Final length of this connector is 120 mm. The larger-diameter tube has a thickness of 4 mm and a length of 60 mm. The smaller-diameter tube has a thickness of 3 mm and a length of 40 mm. The ends have a fillet to make tube connection easier.
Parameter Value Unit
side A length 60 mm
side A outer diameter 96 mm
side A thickness 4 mm
side B length 40 mm
side B outer diameter 49 mm
side B thickness 3 mm
transition length 20 mm
axis offset 0 mm
ends fillet fillet on bo...

Tube adapter STL file ⌀ 50–30 mm (Length: 95 mm) (📦 #1314)

1 object(s) - format STL
Tube adapter STL file ⌀ 50–30 mm (Length: 95 mm)
Tube fitting ⌀50 mm to ⌀30 mm in STL format. Final length of this reducer is 95 mm. The larger-diameter tube has a thickness of 5 mm and a length of 30 mm. The smaller-diameter tube has a thickness of 3 mm and a length of 50 mm. 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 50 mm
side A thickness 5 mm
side B length 50 mm
side B outer diameter 30 mm
side B thickness 3 mm
transition length 15 mm
axis offset 0 mm
ends fillet fillet on bo...

Tubing adapter STL 3D file ⌀ 100–60 mm (Length: 100 mm) (📦 #4746)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 100–60 mm (Length: 100 mm)
Straight tube adapter ⌀100 mm to ⌀60 mm in STL format. Length of this fitting 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 feature a fillet to make tube connection easier.
Parameter Value Unit
side A length 40 mm
side A outer diameter 100 mm
side A thickness 4 mm
side B length 40 mm
side B outer diameter 60 mm
side B thickness 4 mm
transition length 20 mm
axis offset 0 mm
ends fillet fillet on bo...

Tube adapter STL 3D file ⌀ 35–34 mm (Length: 100 mm) (📦 #2033)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 35–34 mm (Length: 100 mm)
Tube reducer ⌀35 mm to ⌀34 mm in STL 3D format. Final length of this adapter is 100 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 a fillet.
Parameter Value Unit
side A length 40 mm
side A outer diameter 35 mm
side A thickness 3 mm
side B length 40 mm
side B outer diameter 34 mm
side B thickness 3 mm
transition length 20 mm
axis offset 0 mm
ends fillet fillet on bo...

Tubing adapter STL 3D file ⌀ 100–70 mm (Length: 120 mm) (📦 #7165)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 100–70 mm (Length: 120 mm)
Tube reducer ⌀100 mm to ⌀70 mm in STL format. Final length of this sleeve is 120 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 rounded to make tube connection easier.
Parameter Value Unit
side A length 50 mm
side A outer diameter 100 mm
side A thickness 4 mm
side B length 50 mm
side B outer diameter 70 mm
side B thickness 4 mm
transition length 20 mm
axis offset 0 mm
ends fillet fillet on bo...

Tube adapter STL file ⌀ 51–35 mm (Length: 75 mm) (📦 #1289)

1 object(s) - format STL
Tube adapter STL file ⌀ 51–35 mm (Length: 75 mm)
Tube coupler ⌀51 mm to ⌀35 mm in STL format. Final length of this reducer is 75 mm. The larger-diameter tube has a thickness of 6 mm and a length of 30 mm. The smaller-diameter tube has a thickness of 3 mm and a length of 30 mm as well. The ends are rounded to ease the connection.
Parameter Value Unit
side A length 30 mm
side A outer diameter 51 mm
side A thickness 6 mm
side B length 30 mm
side B outer diameter 35 mm
side B thickness 3 mm
transition length 15 mm
axis offset 0 mm
ends fillet fillet on bo...

Tube adapter STL file ⌀ 36–17 mm (Length: 55 mm) (📦 #9066)

1 object(s) - format STL
Tube adapter STL file ⌀ 36–17 mm (Length: 55 mm)
Inline fitting ⌀36 mm to ⌀17 mm in STL 3D format. Length of this adapter is 55 mm. The larger-diameter tube has a thickness of 5 mm and a sleeve length of 25 mm. The smaller-diameter tube has a thickness of 4 mm and a length of 20 mm. The ends have a fillet to ease the connection.
Parameter Value Unit
side A length 25 mm
side A outer diameter 36 mm
side A thickness 5 mm
side B length 20 mm
side B outer diameter 17 mm
side B thickness 4 mm
transition length 10 mm
axis offset 0 mm
ends fillet fillet on bo...

Tube adapter STL 3D file ⌀ 100–60 mm (Length: 105 mm) (📦 #10191)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 100–60 mm (Length: 105 mm)
Tube adapter ⌀100 mm to ⌀60 mm in STL format. Length of this sleeve is 105 mm. The thickness of the tubes is identical: 5 mm. The larger-diameter tube has a sleeve length of 50 mm, the smaller one of 50 mm as well. The ends feature a fillet.
Parameter Value Unit
side A length 50 mm
side A outer diameter 100 mm
side A thickness 5 mm
side B length 50 mm
side B outer diameter 60 mm
side B thickness 5 mm
transition length 5 mm
axis offset 0 mm
ends fillet fillet on bo...

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...

Tubing adapter STL file ⌀ 54–39 mm (Length: 120 mm) (📦 #6800)

1 object(s) - format STL
Tubing adapter STL file ⌀ 54–39 mm (Length: 120 mm)
Tubing reducer ⌀54 mm to ⌀39 mm in STL 3D format. Length of this connector is 120 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 rounded on the inside.
Parameter Value Unit
side A length 40 mm
side A outer diameter 54 mm
side A thickness 3 mm
side B length 40 mm
side B outer diameter 39 mm
side B thickness 3 mm
transition length 40 mm
axis offset 0 mm
ends fillet fillet on th...

Tube adapter STL file ⌀ 27–10 mm (Length: 120 mm) (📦 #6479)

1 object(s) - format STL
Tube adapter STL file ⌀ 27–10 mm (Length: 120 mm)
Inline tube coupler ⌀27 mm to ⌀10 mm in STL format. Total length of this junction is 120 mm. The larger-diameter tube has a thickness of 2.5 mm and a sleeve length of 65 mm. The smaller-diameter tube has a thickness of 3 mm and a length of 30 mm. The ends have a fillet.
Parameter Value Unit
side A length 65 mm
side A outer diameter 27 mm
side A thickness 2.5 mm
side B length 30 mm
side B outer diameter 10 mm
side B thickness 3 mm
transition length 25 mm
axis offset 0 mm
ends fillet fillet on bo...

Tube adapter STL 3D file ⌀ 123–58 mm (Length: 120 mm) (📦 #2866)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 123–58 mm (Length: 120 mm)
Straight tube adapter ⌀123 mm to ⌀58 mm in STL format. Length of this reducer is 120 mm. The thickness of the tubes is identical: 5 mm. The larger-diameter tube has a sleeve length of 50 mm, the smaller one of 50 mm as well. The two axes of the tubes are off-center by 4.9 mm. The ends feature a fillet to facilitate the connection of the two tubes.
Parameter Value Unit
side A length 50 mm
side A outer diameter 123 mm
side A thickness 5 mm
side B length 50 mm
side B outer diameter 58 mm
side B thickness 5 mm
transition length 20 mm
axis offset 4.9 mm
ends fillet fillet on bo...

Tube adapter STL 3D file ⌀ 70–43 mm (Length: 149 mm) (📦 #8464)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 70–43 mm (Length: 149 mm)
Inline sleeve ⌀70 mm to ⌀43 mm in STL format. Total length of this junction is 149 mm. The thickness of the tubes is identical: 5 mm. The larger-diameter tube has a length of 50 mm, the smaller one of 50 mm as well. The ends are rounded on the outside to make tube connection easier.
Parameter Value Unit
side A length 50 mm
side A outer diameter 70 mm
side A thickness 5 mm
side B length 50 mm
side B outer diameter 43 mm
side B thickness 5 mm
transition length 49 mm
axis offset 0 mm
ends fillet fillet on th...

Tube adapter STL 3D file ⌀ 80–50 mm (Length: 120 mm) (📦 #1146)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 80–50 mm (Length: 120 mm)
Inline tube coupler ⌀80 mm to ⌀50 mm in STL 3D format. Final length of this sleeve is 120 mm. The thickness of the tubes is identical: 5 mm. The larger-diameter tube has a sleeve length of 50 mm, the smaller one of 40 mm. The two axes of the tubes are off-center by 14.9 mm. The ends are rounded to ease the connection.
Parameter Value Unit
side A length 50 mm
side A outer diameter 80 mm
side A thickness 5 mm
side B length 40 mm
side B outer diameter 50 mm
side B thickness 5 mm
transition length 30 mm
axis offset 14.9 mm
ends fillet fillet on bo...

Tube adapter STL 3D file ⌀ 80–35 mm (Length: 90 mm) (📦 #1764)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 80–35 mm (Length: 90 mm)
Inline tube coupler ⌀80 mm to ⌀35 mm in STL format. Total length of this adapter 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 30 mm. The ends have a fillet to make tube connection easier.
Parameter Value Unit
side A length 40 mm
side A outer diameter 80 mm
side A thickness 3 mm
side B length 30 mm
side B outer diameter 35 mm
side B thickness 3 mm
transition length 20 mm
axis offset 0 mm
ends fillet fillet on bo...

Tube adapter STL 3D file ⌀ 96–53 mm (Length: 120 mm) (📦 #4291)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 96–53 mm (Length: 120 mm)
Straight tube coupler ⌀96 mm to ⌀53 mm in STL 3D format. Length of this coupler is 120 mm. The larger-diameter tube has a thickness of 4 mm and a length of 60 mm. The smaller-diameter tube has a thickness of 3 mm and a length of 40 mm. The ends have a fillet on the inside to make tube connection easier.
Parameter Value Unit
side A length 60 mm
side A outer diameter 96 mm
side A thickness 4 mm
side B length 40 mm
side B outer diameter 53 mm
side B thickness 3 mm
transition length 20 mm
axis offset 0 mm
ends fillet fillet on th...

Tube adapter STL file ⌀ 51–35 mm (Length: 80 mm) (📦 #1290)

1 object(s) - format STL
Tube adapter STL file ⌀ 51–35 mm (Length: 80 mm)
Tube reducer ⌀51 mm to ⌀35 mm in STL 3D format. Length of this adapter 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 have a fillet.
Parameter Value Unit
side A length 30 mm
side A outer diameter 51 mm
side A thickness 3 mm
side B length 30 mm
side B outer diameter 35 mm
side B thickness 3 mm
transition length 20 mm
axis offset 0 mm
ends fillet fillet on bo...

Tube adapter STL file ⌀ 63–41 mm (Length: 78 mm) (📦 #9453)

1 object(s) - format STL
Tube adapter STL file ⌀ 63–41 mm (Length: 78 mm)
Inline tube junction ⌀63 mm to ⌀41 mm in STL format. Total length of this reducer is 78 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 18 mm. The ends have a fillet.
Parameter Value Unit
side A length 40 mm
side A outer diameter 63 mm
side A thickness 3 mm
side B length 18 mm
side B outer diameter 41 mm
side B thickness 3 mm
transition length 20 mm
axis offset 0 mm
ends fillet fillet on bo...

Tube adapter STL 3D file ⌀ 41–33 mm (Length: 100 mm) (📦 #5928)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 41–33 mm (Length: 100 mm)
Tube fitting ⌀41 mm to ⌀33 mm in STL 3D format. Total length of this connector is 100 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 have a fillet on the inside.
Parameter Value Unit
side A length 40 mm
side A outer diameter 41 mm
side A thickness 3 mm
side B length 40 mm
side B outer diameter 33 mm
side B thickness 3 mm
transition length 20 mm
axis offset 0 mm
ends fillet fillet on th...

Tube adapter STL file ⌀ 56–35 mm (Length: 80 mm) (📦 #6630)

1 object(s) - format STL
Tube adapter STL file ⌀ 56–35 mm (Length: 80 mm)
Tubing adapter ⌀56 mm to ⌀35 mm in STL format. 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 30 mm, the smaller one of 30 mm as well. The ends have a fillet to ease the connection.
Parameter Value Unit
side A length 30 mm
side A outer diameter 56 mm
side A thickness 3 mm
side B length 30 mm
side B outer diameter 35 mm
side B thickness 3 mm
transition length 20 mm
axis offset 0 mm
ends fillet fillet on bo...