Custom Tubing adapter STL file ⌀ 127–50 mm (Length: 120 mm) 📦#9483

STL Download STL 1
Create a new model expert
from scratch search for a model
Tube coupler ⌀127 mm to ⌀50 mm in STL 3D format. Final length of this adapter is 120 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 are rounded on the outside to facilitate the connection of the two tubes.
Generation date: 2026-06-16
3D Model Tubing adapter STL file ⌀ 127–50 mm (Length: 120 mm)

3D model download

Free
  • inline-tube-adapter-lenA20mm-d_model9483-nb0_dd{id}.stl : 7.9 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 127 mm (5 in)
#3 side A thickness 2 mm (≃0.08 in)
#4 side B length 20 mm (≃0.79 in)
#5 side B outer diameter 50 mm (≃1.97 in)
#6 side B thickness 2 mm (≃0.08 in)
#7 transition length 80 mm (≃3.15 in)
#8 axis offset 0 mm (0 in)
#9 ends fillet fillet on the outside
Metadata Value
inner diameter (side A) 123 mm (≃4.84 in)
inner diameter (side B) 46 mm (≃1 13/16 in)
total length 120 mm (≃4.72 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 ⌀ 102–61 mm (Length: 125 mm) (📦 #2667)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 102–61 mm (Length: 125 mm)
Inline sleeve ⌀102 mm to ⌀61 mm in STL 3D format. Final length of this junction is 125 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a length of 20 mm, the smaller one of 15 mm. The ends are raw.
Parameter Value Unit
side A length 20 mm
side A outer diameter 102 mm
side A thickness 2 mm
side B length 15 mm
side B outer diameter 61 mm
side B thickness 2 mm
transition length 90 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL 3D file ⌀ 100–34 mm (Length: 115 mm) (📦 #3776)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 100–34 mm (Length: 115 mm)
Straight tube connector ⌀100 mm to ⌀34 mm in STL format. Length of this adapter is 115 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 ends have no fillet.
Parameter Value Unit
side A length 5 mm
side A outer diameter 100 mm
side A thickness 2 mm
side B length 30 mm
side B outer diameter 34 mm
side B thickness 2 mm
transition length 80 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 81–61 mm (Length: 115 mm) (📦 #2666)

1 object(s) - format STL
Tube adapter STL file ⌀ 81–61 mm (Length: 115 mm)
Inline tube coupler ⌀81 mm to ⌀61 mm in STL 3D format. Final length of this coupler is 115 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 81 mm
side A thickness 2 mm
side B length 15 mm
side B outer diameter 61 mm
side B thickness 2 mm
transition length 85 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL 3D file ⌀ 100–24 mm (Length: 105 mm) (📦 #3778)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 100–24 mm (Length: 105 mm)
Straight tube connector ⌀100 mm to ⌀24 mm in STL 3D format. Total length of this fitting is 105 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a length of 5 mm, the smaller one of 20 mm. The ends are raw.
Parameter Value Unit
side A length 5 mm
side A outer diameter 100 mm
side A thickness 2 mm
side B length 20 mm
side B outer diameter 24 mm
side B thickness 2 mm
transition length 80 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL 3D file ⌀ 73–64 mm (Length: 90 mm) (📦 #8635)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 73–64 mm (Length: 90 mm)
Inline tubing adapter ⌀73 mm to ⌀64 mm in STL format. Final length of this connector is 90 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 20 mm. The ends feature an external fillet to facilitate the connection of the two tubes.
Parameter Value Unit
side A length 10 mm
side A outer diameter 73 mm
side A thickness 2 mm
side B length 20 mm
side B outer diameter 64 mm
side B thickness 2 mm
transition length 60 mm
axis offset 0 mm
ends fillet fillet on th...

Tubing adapter STL file ⌀ 104–87 mm (Length: 125 mm) (📦 #9390)

1 object(s) - format STL
Tubing adapter STL file ⌀ 104–87 mm (Length: 125 mm)
Straight tube connector ⌀104 mm to ⌀87 mm in STL 3D format. Length of this junction is 125 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a length of 20 mm, the smaller one of 15 mm. The ends are raw.
Parameter Value Unit
side A length 20 mm
side A outer diameter 104 mm
side A thickness 2 mm
side B length 15 mm
side B outer diameter 87 mm
side B thickness 2 mm
transition length 90 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 90–56 mm (Length: 110 mm) (📦 #8151)

1 object(s) - format STL
Tube adapter STL file ⌀ 90–56 mm (Length: 110 mm)
Tube fitting ⌀90 mm to ⌀56 mm in STL format. Final length of this coupler is 110 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 not rounded.
Parameter Value Unit
side A length 20 mm
side A outer diameter 90 mm
side A thickness 3 mm
side B length 20 mm
side B outer diameter 56 mm
side B thickness 3 mm
transition length 70 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 96–58 mm (Length: 120 mm) (📦 #8155)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 96–58 mm (Length: 120 mm)
Tubing reducer ⌀96 mm to ⌀58 mm in STL 3D format. Length of this reducer is 120 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 20 mm. The ends have no fillet.
Parameter Value Unit
side A length 30 mm
side A outer diameter 96 mm
side A thickness 3 mm
side B length 20 mm
side B outer diameter 58 mm
side B thickness 3 mm
transition length 70 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL file ⌀ 100–73 mm (Length: 139 mm) (📦 #7102)

1 object(s) - format STL
Tubing adapter STL file ⌀ 100–73 mm (Length: 139 mm)
Tube coupler ⌀100 mm to ⌀73 mm in STL 3D format. Length of this reducer is 139 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 not rounded.
Parameter Value Unit
side A length 30 mm
side A outer diameter 100 mm
side A thickness 3 mm
side B length 30 mm
side B outer diameter 73 mm
side B thickness 3 mm
transition length 79 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 100–78 mm (Length: 140 mm) (📦 #7116)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 100–78 mm (Length: 140 mm)
Straight tube coupler ⌀100 mm to ⌀78 mm in STL format. Length of this connector is 140 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 not rounded.
Parameter Value Unit
side A length 30 mm
side A outer diameter 100 mm
side A thickness 3 mm
side B length 30 mm
side B outer diameter 78 mm
side B thickness 3 mm
transition length 80 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 83–63 mm (Length: 120 mm) (📦 #2665)

1 object(s) - format STL
Tube adapter STL file ⌀ 83–63 mm (Length: 120 mm)
Tubing adapter ⌀83 mm to ⌀63 mm in STL 3D format. Length of this adapter is 120 mm. The thickness of the tubes is identical: 3 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 83 mm
side A thickness 3 mm
side B length 15 mm
side B outer diameter 63 mm
side B thickness 3 mm
transition length 90 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 151–40 mm (Length: 100 mm) (📦 #9176)

1 object(s) - format STL
Tube adapter STL file ⌀ 151–40 mm (Length: 100 mm)
Inline tube junction ⌀151 mm to ⌀40 mm in STL 3D format. Final length of this fitting is 100 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 no fillet.
Parameter Value Unit
side A length 25 mm
side A outer diameter 151 mm
side A thickness 2 mm
side B length 25 mm
side B outer diameter 40 mm
side B thickness 2 mm
transition length 50 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 82–61 mm (Length: 100 mm) (📦 #1969)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 82–61 mm (Length: 100 mm)
Inline fitting ⌀82 mm to ⌀61 mm in STL format. Total length of this connector is 100 mm. The larger-diameter tube has a thickness of 2 mm and a length of 20 mm. The smaller-diameter tube has a thickness of 3 mm and a length of 20 mm as well. The ends are not rounded.
Parameter Value Unit
side A length 20 mm
side A outer diameter 82 mm
side A thickness 2 mm
side B length 20 mm
side B outer diameter 61 mm
side B thickness 3 mm
transition length 60 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL file ⌀ 71–65 mm (Length: 90 mm) (📦 #8649)

1 object(s) - format STL
Tubing adapter STL file ⌀ 71–65 mm (Length: 90 mm)
Straight tube connector ⌀71 mm to ⌀65 mm in STL 3D format. 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 20 mm, the smaller one of 20 mm as well. The ends have a fillet on the outside.
Parameter Value Unit
side A length 20 mm
side A outer diameter 71 mm
side A thickness 2 mm
side B length 20 mm
side B outer diameter 65 mm
side B thickness 2 mm
transition length 50 mm
axis offset 0 mm
ends fillet fillet on th...

Tube adapter STL 3D file ⌀ 100–20 mm (Length: 110 mm) (📦 #3343)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 100–20 mm (Length: 110 mm)
Tube adapter ⌀100 mm to ⌀20 mm in STL format. Final length of this reducer is 110 mm. The thickness of the tubes is identical: 3 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 100 mm
side A thickness 3 mm
side B length 30 mm
side B outer diameter 20 mm
side B thickness 3 mm
transition length 70 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 145–80 mm (Length: 150 mm) (📦 #9184)

1 object(s) - format STL
Tube adapter STL file ⌀ 145–80 mm (Length: 150 mm)
Tube adapter ⌀145 mm to ⌀80 mm in STL format. Final length of this fitting is 150 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a length of 50 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 50 mm
side A outer diameter 145 mm
side A thickness 3 mm
side B length 30 mm
side B outer diameter 80 mm
side B thickness 3 mm
transition length 70 mm
axis offset 0 mm
ends fillet fillet on th...

Tubing adapter STL file ⌀ 100–38 mm (Length: 110 mm) (📦 #7444)

1 object(s) - format STL
Tubing adapter STL file ⌀ 100–38 mm (Length: 110 mm)
Straight tube connector ⌀100 mm to ⌀38 mm in STL format. Total length of this reducer is 110 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 no fillet.
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 38 mm
side B thickness 2 mm
transition length 50 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 100–16 mm (Length: 110 mm) (📦 #1342)

1 object(s) - format STL (4.7/5) 3 vote(s)
Tube adapter STL 3D file ⌀ 100–16 mm (Length: 110 mm)
Tube fitting ⌀100 mm to ⌀16 mm in STL 3D format. Length of this coupler is 110 mm. The thickness of the tubes is identical: 3 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 100 mm
side A thickness 3 mm
side B length 30 mm
side B outer diameter 16 mm
side B thickness 3 mm
transition length 70 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 104–74 mm (Length: 130 mm) (📦 #6106)

1 object(s) - format STL
Tube adapter STL file ⌀ 104–74 mm (Length: 130 mm)
Tubing reducer ⌀104 mm to ⌀74 mm in STL 3D format. Final length of this adapter is 130 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a sleeve length of 40 mm, the smaller one of 40 mm as well. The ends feature an external fillet to facilitate the connection of the two tubes.
Parameter Value Unit
side A length 40 mm
side A outer diameter 104 mm
side A thickness 2 mm
side B length 40 mm
side B outer diameter 74 mm
side B thickness 2 mm
transition length 50 mm
axis offset 0 mm
ends fillet fillet on th...

Tubing adapter STL file ⌀ 120–32 mm (Length: 109 mm) (📦 #9119)

1 object(s) - format STL
Tubing adapter STL file ⌀ 120–32 mm (Length: 109 mm)
Tubing reducer ⌀120 mm to ⌀32 mm in STL 3D format. Total length of this reducer is 109 mm. The larger-diameter tube has a thickness of 3 mm and a length of 29 mm. The smaller-diameter tube has a thickness of 2 mm and a length of 30 mm. The ends have a fillet on the inside.
Parameter Value Unit
side A length 29 mm
side A outer diameter 120 mm
side A thickness 3 mm
side B length 30 mm
side B outer diameter 32 mm
side B thickness 2 mm
transition length 50 mm
axis offset 0 mm
ends fillet fillet on th...

Tube adapter STL 3D file ⌀ 150–75 mm (Length: 150 mm) (📦 #1797)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 150–75 mm (Length: 150 mm)
Straight tube reducer ⌀150 mm to ⌀75 mm in STL format. Total length of this sleeve is 150 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 not rounded.
Parameter Value Unit
side A length 40 mm
side A outer diameter 150 mm
side A thickness 3 mm
side B length 40 mm
side B outer diameter 75 mm
side B thickness 3 mm
transition length 70 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 120–100 mm (Length: 152 mm) (📦 #6013)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 120–100 mm (Length: 152 mm)
Inline sleeve ⌀120 mm to ⌀100 mm in STL 3D format. Length of this coupler is 152 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a length of 25 mm, the smaller one of 25 mm as well. The ends are raw.
Parameter Value Unit
side A length 25 mm
side A outer diameter 120 mm
side A thickness 2 mm
side B length 25 mm
side B outer diameter 100 mm
side B thickness 2 mm
transition length 102 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 161–96 mm (Length: 150 mm) (📦 #2542)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 161–96 mm (Length: 150 mm)
Straight tube fitting ⌀161 mm to ⌀96 mm in STL format. Final length of this reducer is 150 mm. The thickness of the tubes is identical: 2 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 161 mm
side A thickness 2 mm
side B length 25 mm
side B outer diameter 96 mm
side B thickness 2 mm
transition length 100 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 120–60 mm (Length: 80 mm) (📦 #1842)

1 object(s) - format STL
Tube adapter STL file ⌀ 120–60 mm (Length: 80 mm)
Tube fitting ⌀120 mm to ⌀60 mm in STL format. Total length of this junction is 80 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 are raw.
Parameter Value Unit
side A length 20 mm
side A outer diameter 120 mm
side A thickness 2 mm
side B length 20 mm
side B outer diameter 60 mm
side B thickness 2 mm
transition length 40 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 100–16 mm (Length: 140 mm) (📦 #1341)

1 object(s) - format STL
Tube adapter STL file ⌀ 100–16 mm (Length: 140 mm)
Inline tube coupler ⌀100 mm to ⌀16 mm in STL 3D format. Final length of this sleeve is 140 mm. The thickness of the tubes is identical: 3 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 100 mm
side A thickness 3 mm
side B length 30 mm
side B outer diameter 16 mm
side B thickness 3 mm
transition length 100 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL file ⌀ 146–38 mm (Length: 120 mm) (📦 #9280)

1 object(s) - format STL
Tubing adapter STL file ⌀ 146–38 mm (Length: 120 mm)
Straight tubing adapter ⌀146 mm to ⌀38 mm in STL 3D format. Length of this connector is 120 mm. The larger-diameter tube has a thickness of 3 mm and a length of 35 mm. The smaller-diameter tube has a thickness of 2 mm and a length of 35 mm as well. The ends have no fillet.
Parameter Value Unit
side A length 35 mm
side A outer diameter 146 mm
side A thickness 3 mm
side B length 35 mm
side B outer diameter 38 mm
side B thickness 2 mm
transition length 50 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 158–96 mm (Length: 152 mm) (📦 #2540)

1 object(s) - format STL
Tube adapter STL file ⌀ 158–96 mm (Length: 152 mm)
Diameter adapter ⌀158 mm to ⌀96 mm in STL 3D format. Total length of this junction is 152 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a length of 25 mm, the smaller one of 25 mm as well. The ends are raw.
Parameter Value Unit
side A length 25 mm
side A outer diameter 158 mm
side A thickness 2 mm
side B length 25 mm
side B outer diameter 96 mm
side B thickness 2 mm
transition length 102 mm
axis offset 0 mm
ends fillet no fillet