Custom Tube adapter STL 3D file ⌀ 75–30 mm (Length: 90 mm) 📦#4361

STL Download STL 1
Create a new model expert
from scratch search for a model
Tube connector ⌀75 mm to ⌀30 mm in STL format. Total length of this reducer is 90 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a length of 20 mm, the smaller one of 30 mm. The ends feature a fillet to ease the connection.
Generation date: 2025-12-06
3D Model Tube adapter STL 3D file ⌀ 75–30 mm (Length: 90 mm)

3D model download

Free
  • inline-tube-adapter-lenA20mm-d_model4361-nb0_dd{id}.stl : 8.7 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 20 mm (≃0.79 in)
#2 side A outer diameter 75 mm (≃2 15/16 in)
#3 side A thickness 3 mm (≃1/8 in)
#4 side B length 30 mm (≃1 3/16 in)
#5 side B outer diameter 30 mm (≃1 3/16 in)
#6 side B thickness 3 mm (≃1/8 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) 69 mm (≃2.72 in)
inner diameter (side B) 24 mm (≃15/16 in)
total length 90 mm (≃3.54 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 file ⌀ 80–50 mm (Length: 90 mm) (📦 #6065)

1 object(s) - format STL
Tubing adapter STL file ⌀ 80–50 mm (Length: 90 mm)
Tube coupler ⌀80 mm to ⌀50 mm in STL 3D format. Final length of this fitting is 90 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a sleeve length of 25 mm, the smaller one of 25 mm as well. The ends feature a fillet to facilitate the connection of the two tubes.
Parameter Value Unit
side A length 25 mm
side A outer diameter 80 mm
side A thickness 3 mm
side B length 25 mm
side B outer diameter 50 mm
side B thickness 3 mm
transition length 40 mm
axis offset 0 mm
ends fillet fillet on bo...

Tubing adapter STL 3D file ⌀ 71–30 mm (Length: 86 mm) (📦 #2713)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 71–30 mm (Length: 86 mm)
Inline tube reducer ⌀71 mm to ⌀30 mm in STL 3D format. Length of this fitting is 86 mm. The thickness of the tubes is identical: 3.2 mm. The larger-diameter tube has a sleeve length of 10 mm, the smaller one of 26 mm. The ends feature a fillet.
Parameter Value Unit
side A length 10 mm
side A outer diameter 71 mm
side A thickness 3.2 mm
side B length 26 mm
side B outer diameter 30 mm
side B thickness 3.2 mm
transition length 50 mm
axis offset 0 mm
ends fillet fillet on bo...

Tube adapter STL file ⌀ 68–60 mm (Length: 90 mm) (📦 #4849)

1 object(s) - format STL
Tube adapter STL file ⌀ 68–60 mm (Length: 90 mm)
Tube connector ⌀68 mm to ⌀60 mm in STL 3D format. Final length of this fitting is 90 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a length of 20 mm, the smaller one of 30 mm. The ends have a fillet to make tube connection easier.
Parameter Value Unit
side A length 20 mm
side A outer diameter 68 mm
side A thickness 3 mm
side B length 30 mm
side B outer diameter 60 mm
side B thickness 3 mm
transition length 40 mm
axis offset 0 mm
ends fillet fillet on bo...

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...

Tube adapter STL 3D file ⌀ 70–34 mm (Length: 80 mm) (📦 #4413)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 70–34 mm (Length: 80 mm)
Tubing adapter ⌀70 mm to ⌀34 mm in STL 3D format. Total length of this sleeve 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 axes of the tubes are off-center by 3 mm. The ends feature a fillet to facilitate the connection of the two tubes.
Parameter Value Unit
side A length 30 mm
side A outer diameter 70 mm
side A thickness 3 mm
side B length 30 mm
side B outer diameter 34 mm
side B thickness 3 mm
transition length 20 mm
axis offset 3 mm
ends fillet fillet on bo...

Tubing adapter STL file ⌀ 57–37 mm (Length: 80 mm) (📦 #6650)

1 object(s) - format STL
Tubing adapter STL file ⌀ 57–37 mm (Length: 80 mm)
Inline tube coupler ⌀57 mm to ⌀37 mm in STL format. Length of this reducer 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 facilitate the connection of the two tubes.
Parameter Value Unit
side A length 30 mm
side A outer diameter 57 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 fillet on bo...

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 3D file ⌀ 80–49 mm (Length: 80 mm) (📦 #5400)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 80–49 mm (Length: 80 mm)
Tubing reducer ⌀80 mm to ⌀49 mm in STL 3D format. Total 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 rounded to ease the connection.
Parameter Value Unit
side A length 30 mm
side A outer diameter 80 mm
side A thickness 3 mm
side B length 30 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...

Tubing adapter STL file ⌀ 60–48 mm (Length: 60 mm) (📦 #8486)

1 object(s) - format STL
Tubing adapter STL file ⌀ 60–48 mm (Length: 60 mm)
Inline tube junction ⌀60 mm to ⌀48 mm in STL format. Total length of this sleeve is 60 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 rounded to make tube connection easier.
Parameter Value Unit
side A length 20 mm
side A outer diameter 60 mm
side A thickness 3 mm
side B length 20 mm
side B outer diameter 48 mm
side B thickness 3 mm
transition length 20 mm
axis offset 0 mm
ends fillet fillet on bo...

Tubing adapter STL 3D file ⌀ 67–50 mm (Length: 80 mm) (📦 #3297)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 67–50 mm (Length: 80 mm)
Inline sleeve ⌀67 mm to ⌀50 mm in STL 3D format. Length of this fitting 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 feature a fillet to make tube connection easier.
Parameter Value Unit
side A length 30 mm
side A outer diameter 67 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 fillet on bo...

Tubing adapter STL 3D file ⌀ 69–48 mm (Length: 90 mm) (📦 #4806)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 69–48 mm (Length: 90 mm)
Diameter adapter ⌀69 mm to ⌀48 mm in STL format. Length of this junction is 90 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a length of 30 mm, the smaller one of 40 mm. The ends are rounded to ease the connection.
Parameter Value Unit
side A length 30 mm
side A outer diameter 69 mm
side A thickness 3 mm
side B length 40 mm
side B outer diameter 48 mm
side B thickness 3 mm
transition length 20 mm
axis offset 0 mm
ends fillet fillet on bo...

Tubing adapter STL file ⌀ 102–43 mm (Length: 100 mm) (📦 #9017)

1 object(s) - format STL
Tubing adapter STL file ⌀ 102–43 mm (Length: 100 mm)
Tube adapter ⌀102 mm to ⌀43 mm in STL 3D format. Total length of this sleeve is 100 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a length of 30 mm, the smaller one of 30 mm as well. The ends are rounded to make tube connection easier.
Parameter Value Unit
side A length 30 mm
side A outer diameter 102 mm
side A thickness 2 mm
side B length 30 mm
side B outer diameter 43 mm
side B thickness 2 mm
transition length 40 mm
axis offset 0 mm
ends fillet fillet on bo...

Tube adapter STL 3D file ⌀ 50–25 mm (Length: 90 mm) (📦 #7361)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 50–25 mm (Length: 90 mm)
Tube junction ⌀50 mm to ⌀25 mm in STL format. Final length of this adapter is 90 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 have a fillet to ease the connection.
Parameter Value Unit
side A length 30 mm
side A outer diameter 50 mm
side A thickness 2 mm
side B length 30 mm
side B outer diameter 25 mm
side B thickness 2 mm
transition length 30 mm
axis offset 0 mm
ends fillet fillet on bo...

Tubing adapter STL 3D file ⌀ 104–54 mm (Length: 100 mm) (📦 #10200)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 104–54 mm (Length: 100 mm)
Tubing reducer ⌀104 mm to ⌀54 mm in STL format. Total length of this adapter is 100 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a length of 35 mm, the smaller one of 35 mm as well. The ends have a fillet to ease the connection.
Parameter Value Unit
side A length 35 mm
side A outer diameter 104 mm
side A thickness 3 mm
side B length 35 mm
side B outer diameter 54 mm
side B thickness 3 mm
transition length 30 mm
axis offset 0 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 file ⌀ 39–35 mm (Length: 60 mm) (📦 #4018)

1 object(s) - format STL
Tube adapter STL file ⌀ 39–35 mm (Length: 60 mm)
Straight tubing adapter ⌀39 mm to ⌀35 mm in STL format. Total length of this reducer is 60 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 a fillet to facilitate the connection of the two tubes.
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 35 mm
side B thickness 3 mm
transition length 20 mm
axis offset 0 mm
ends fillet fillet on bo...

Tubing adapter STL 3D file ⌀ 104–45 mm (Length: 100 mm) (📦 #9018)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 104–45 mm (Length: 100 mm)
Tube fitting ⌀104 mm to ⌀45 mm in STL 3D format. Final length of this junction is 100 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a length of 30 mm, the smaller one of 30 mm as well. 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 104 mm
side A thickness 2 mm
side B length 30 mm
side B outer diameter 45 mm
side B thickness 2 mm
transition length 40 mm
axis offset 0 mm
ends fillet fillet on bo...

Tube adapter STL file ⌀ 67–33 mm (Length: 89 mm) (📦 #5243)

1 object(s) - format STL
Tube adapter STL file ⌀ 67–33 mm (Length: 89 mm)
Straight tube adapter ⌀67 mm to ⌀33 mm in STL 3D format. Final length of this sleeve is 89 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 on the inside to make tube connection easier.
Parameter Value Unit
side A length 30 mm
side A outer diameter 67 mm
side A thickness 3 mm
side B length 30 mm
side B outer diameter 33 mm
side B thickness 3 mm
transition length 29 mm
axis offset 0 mm
ends fillet fillet on th...

Tubing adapter STL 3D file ⌀ 105–55 mm (Length: 100 mm) (📦 #10201)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 105–55 mm (Length: 100 mm)
Tube coupler ⌀105 mm to ⌀55 mm in STL 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 35 mm, the smaller one of 35 mm as well. The ends feature a fillet.
Parameter Value Unit
side A length 35 mm
side A outer diameter 105 mm
side A thickness 3 mm
side B length 35 mm
side B outer diameter 55 mm
side B thickness 3 mm
transition length 30 mm
axis offset 0 mm
ends fillet fillet on bo...

Tube adapter STL file ⌀ 72–33 mm (Length: 48 mm) (📦 #2709)

1 object(s) - format STL
Tube adapter STL file ⌀ 72–33 mm (Length: 48 mm)
Tube reducer ⌀72 mm to ⌀33 mm in STL format. Length of this connector is 48 mm. The thickness of the tubes is identical: 3.2 mm. The larger-diameter tube has a length of 20 mm, the smaller one of 8 mm. The ends feature a fillet to facilitate the connection of the two tubes.
Parameter Value Unit
side A length 20 mm
side A outer diameter 72 mm
side A thickness 3.2 mm
side B length 8 mm
side B outer diameter 33 mm
side B thickness 3.2 mm
transition length 20 mm
axis offset 0 mm
ends fillet fillet on bo...

Tubing adapter STL file ⌀ 105–56 mm (Length: 100 mm) (📦 #10202)

1 object(s) - format STL
Tubing adapter STL file ⌀ 105–56 mm (Length: 100 mm)
Diameter adapter ⌀105 mm to ⌀56 mm in STL 3D format. Total length of this reducer is 100 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 have a fillet to ease the connection.
Parameter Value Unit
side A length 35 mm
side A outer diameter 105 mm
side A thickness 3 mm
side B length 35 mm
side B outer diameter 56 mm
side B thickness 3 mm
transition length 30 mm
axis offset 0 mm
ends fillet fillet on bo...

Tube adapter STL 3D file ⌀ 100–50 mm (Length: 100 mm) (📦 #1470)

1 object(s) - format STL (5.0/5) 3 vote(s)
Tube adapter STL 3D file ⌀ 100–50 mm (Length: 100 mm)
Inline fitting ⌀100 mm to ⌀50 mm in STL format. Total length of this sleeve is 100 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a length of 30 mm, the smaller one of 30 mm as well. The ends have a fillet to make tube connection easier.
Parameter Value Unit
side A length 30 mm
side A outer diameter 100 mm
side A thickness 2 mm
side B length 30 mm
side B outer diameter 50 mm
side B thickness 2 mm
transition length 40 mm
axis offset 0 mm
ends fillet fillet on bo...

Tubing adapter STL 3D file ⌀ 106–56 mm (Length: 100 mm) (📦 #10199)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 106–56 mm (Length: 100 mm)
Straight tubing adapter ⌀106 mm to ⌀56 mm in STL 3D format. Length of this connector is 100 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a length of 35 mm, the smaller one of 35 mm as well. The ends have a fillet.
Parameter Value Unit
side A length 35 mm
side A outer diameter 106 mm
side A thickness 3 mm
side B length 35 mm
side B outer diameter 56 mm
side B thickness 3 mm
transition length 30 mm
axis offset 0 mm
ends fillet fillet on bo...

Tube adapter STL 3D file ⌀ 67–65 mm (Length: 100 mm) (📦 #7264)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 67–65 mm (Length: 100 mm)
Diameter adapter ⌀67 mm to ⌀65 mm in STL 3D format. 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 35 mm, the smaller one of 35 mm as well. The ends have a fillet to make tube connection easier.
Parameter Value Unit
side A length 35 mm
side A outer diameter 67 mm
side A thickness 3 mm
side B length 35 mm
side B outer diameter 65 mm
side B thickness 3 mm
transition length 30 mm
axis offset 0 mm
ends fillet fillet on bo...

Tube adapter STL 3D file ⌀ 67–43 mm (Length: 89 mm) (📦 #5241)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 67–43 mm (Length: 89 mm)
Tube adapter ⌀67 mm to ⌀43 mm in STL 3D format. Length of this junction is 89 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 inside to facilitate the connection of the two tubes.
Parameter Value Unit
side A length 30 mm
side A outer diameter 67 mm
side A thickness 3 mm
side B length 30 mm
side B outer diameter 43 mm
side B thickness 3 mm
transition length 29 mm
axis offset 0 mm
ends fillet fillet on th...

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 ⌀ 35–23 mm (Length: 80 mm) (📦 #2124)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 35–23 mm (Length: 80 mm)
Tube reducer ⌀35 mm to ⌀23 mm in STL format. Final length of this coupler is 80 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a sleeve length of 25 mm, the smaller one of 25 mm as well. The ends have a fillet.
Parameter Value Unit
side A length 25 mm
side A outer diameter 35 mm
side A thickness 2 mm
side B length 25 mm
side B outer diameter 23 mm
side B thickness 2 mm
transition length 30 mm
axis offset 0 mm
ends fillet fillet on bo...

Tube adapter STL 3D file ⌀ 66–44 mm (Length: 78 mm) (📦 #9454)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 66–44 mm (Length: 78 mm)
Straight tube connector ⌀66 mm to ⌀44 mm in STL format. Length of this coupler is 78 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a length of 40 mm, the smaller one of 18 mm. The ends feature a fillet.
Parameter Value Unit
side A length 40 mm
side A outer diameter 66 mm
side A thickness 3 mm
side B length 18 mm
side B outer diameter 44 mm
side B thickness 3 mm
transition length 20 mm
axis offset 0 mm
ends fillet fillet on bo...

Tube adapter STL 3D file ⌀ 35–20 mm (Length: 80 mm) (📦 #2137)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 35–20 mm (Length: 80 mm)
Straight tube connector ⌀35 mm to ⌀20 mm in STL format. Final length of this reducer is 80 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a sleeve length of 25 mm, the smaller one of 25 mm as well. The ends feature a fillet to make tube connection easier.
Parameter Value Unit
side A length 25 mm
side A outer diameter 35 mm
side A thickness 2 mm
side B length 25 mm
side B outer diameter 20 mm
side B thickness 2 mm
transition length 30 mm
axis offset 0 mm
ends fillet fillet on bo...