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Custom Tube adapter STL file ⌀ 113–40 mm (Length: 65 mm) 📦#2544

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Straight tube reducer ⌀113 mm to ⌀40 mm in STL format. Length of this coupler is 65 mm. The larger-diameter tube has a thickness of 3 mm and a length of 25 mm. The smaller-diameter tube has a thickness of 18 mm and a length of 20 mm. The ends have no fillet.
Generation date: 2025-10-18
3D Model Tube adapter STL file ⌀ 113–40 mm (Length: 65 mm)

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  • inline-tube-adapter-lenA25mm-d_model2544-nb0_dd{id}.stl : 6.8 Mo
STL Mesh quality : Linear deflection 0.05 Angular deflection 0.05
No compliance warranty No compliance warranty
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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 25 mm (≃0.98 in)
#2 side A outer diameter 113 mm (≃4 7/16 in)
#3 side A thickness 3 mm (≃1/8 in)
#4 side B length 20 mm (≃0.79 in)
#5 side B outer diameter 40 mm (≃1 9/16 in)
#6 side B thickness 18 mm (≃0.71 in)
#7 transition length 20 mm (≃0.79 in)
#8 axis offset 0 mm (0 in)
#9 ends fillet no fillet
Metadata Value
inner diameter (side A) 107 mm (≃4.21 in)
inner diameter (side B) 4 mm (≃0.16 in)
total length 65 mm (≃2 9/16 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 ⌀ 113–40 mm (Length: 85 mm) (📦 #2548)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 113–40 mm (Length: 85 mm)
Tube junction ⌀113 mm to ⌀40 mm in STL format. Final length of this coupler is 85 mm. The larger-diameter tube has a thickness of 3 mm and a sleeve length of 25 mm. The smaller-diameter tube has a thickness of 18 mm and a length of 20 mm. The ends are raw.
Parameter Value Unit
side A length 25 mm
side A outer diameter 113 mm
side A thickness 3 mm
side B length 20 mm
side B outer diameter 40 mm
side B thickness 18 mm
transition length 40 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 80–66 mm (Length: 120 mm) (📦 #1997)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 80–66 mm (Length: 120 mm)
Straight tube reducer ⌀80 mm to ⌀66 mm in STL format. Total length of this fitting is 120 mm. The larger-diameter tube has a thickness of 3 mm and a sleeve length of 40 mm. The smaller-diameter tube has a thickness of 20 mm and a length of 30 mm. The ends are raw.
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 66 mm
side B thickness 20 mm
transition length 50 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 100–50 mm (Length: 90 mm) (📦 #1453)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 100–50 mm (Length: 90 mm)
Tube fitting ⌀100 mm to ⌀50 mm in STL format. Total length of this sleeve is 90 mm. The larger-diameter tube has a thickness of 2 mm and a sleeve length of 30 mm. The smaller-diameter tube has a thickness of 20 mm and a length of 30 mm as well. The two axes of the tubes are off-center by 25.4 mm. The ends are rounded on the inside to ease the connection.
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 20 mm
transition length 30 mm
axis offset 25.4 mm
ends fillet fillet on th...

Tube adapter STL 3D file ⌀ 113–40 mm (Length: 65 mm) (📦 #2545)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 113–40 mm (Length: 65 mm)
Tube fitting ⌀113 mm to ⌀40 mm in STL 3D format. Final length of this reducer is 65 mm. The larger-diameter tube has a thickness of 3 mm and a length of 25 mm. The smaller-diameter tube has a thickness of 18 mm and a length of 20 mm. The axes of the tubes are offset by 37 mm. The ends are not rounded.
Parameter Value Unit
side A length 25 mm
side A outer diameter 113 mm
side A thickness 3 mm
side B length 20 mm
side B outer diameter 40 mm
side B thickness 18 mm
transition length 20 mm
axis offset 37 mm
ends fillet no fillet

Tubing adapter STL 3D file ⌀ 110–90 mm (Length: 70 mm) (📦 #3187)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 110–90 mm (Length: 70 mm)
Tubing adapter ⌀110 mm to ⌀90 mm in STL 3D format. Total length of this adapter is 70 mm. The thickness of the tubes is identical: 10 mm. The larger-diameter tube has a sleeve length of 20 mm, the smaller one of 30 mm. The ends are not rounded.
Parameter Value Unit
side A length 20 mm
side A outer diameter 110 mm
side A thickness 10 mm
side B length 30 mm
side B outer diameter 90 mm
side B thickness 10 mm
transition length 20 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL 3D file ⌀ 108–64 mm (Length: 45 mm) (📦 #2609)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 108–64 mm (Length: 45 mm)
Inline tubing adapter ⌀108 mm to ⌀64 mm in STL format. Length of this coupler is 45 mm. The thickness of the tubes is identical: 8 mm. The larger-diameter tube has a sleeve length of 10 mm, the smaller one of 20 mm. The axes of the tubes are off-center by 20 mm. The ends have no fillet.
Parameter Value Unit
side A length 10 mm
side A outer diameter 108 mm
side A thickness 8 mm
side B length 20 mm
side B outer diameter 64 mm
side B thickness 8 mm
transition length 15 mm
axis offset 20 mm
ends fillet no fillet

Tube adapter STL file ⌀ 110–90 mm (Length: 130 mm) (📦 #3188)

1 object(s) - format STL
Tube adapter STL file ⌀ 110–90 mm (Length: 130 mm)
Tubing adapter ⌀110 mm to ⌀90 mm in STL format. Final length of this sleeve is 130 mm. The thickness of the tubes is identical: 10 mm. The larger-diameter tube has a sleeve length of 20 mm, the smaller one of 100 mm. The ends are not rounded.
Parameter Value Unit
side A length 20 mm
side A outer diameter 110 mm
side A thickness 10 mm
side B length 100 mm
side B outer diameter 90 mm
side B thickness 10 mm
transition length 10 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL file ⌀ 100–75 mm (Length: 60 mm) (📦 #3527)

1 object(s) - format STL
Tubing adapter STL file ⌀ 100–75 mm (Length: 60 mm)
Straight tube connector ⌀100 mm to ⌀75 mm in STL format. Length of this adapter is 60 mm. The thickness of the tubes is identical: 5 mm. The larger-diameter tube has a sleeve 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 100 mm
side A thickness 5 mm
side B length 20 mm
side B outer diameter 75 mm
side B thickness 5 mm
transition length 20 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 50–45 mm (Length: 90 mm) (📦 #1918)

1 object(s) - format STL
Tube adapter STL file ⌀ 50–45 mm (Length: 90 mm)
Straight tube coupler ⌀50 mm to ⌀45 mm in STL 3D format. Length of this adapter is 90 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 raw.
Parameter Value Unit
side A length 30 mm
side A outer diameter 50 mm
side A thickness 5 mm
side B length 30 mm
side B outer diameter 45 mm
side B thickness 5 mm
transition length 30 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 110–98 mm (Length: 70 mm) (📦 #3984)

1 object(s) - format STL
Tube adapter STL file ⌀ 110–98 mm (Length: 70 mm)
Tube junction ⌀110 mm to ⌀98 mm in STL format. Total length of this junction is 70 mm. The thickness of the tubes is identical: 5 mm. The larger-diameter tube has a sleeve length of 20 mm, the smaller one of 30 mm. The ends have no fillet.
Parameter Value Unit
side A length 20 mm
side A outer diameter 110 mm
side A thickness 5 mm
side B length 30 mm
side B outer diameter 98 mm
side B thickness 5 mm
transition length 20 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL 3D file ⌀ 50–40 mm (Length: 108 mm) (📦 #2978)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 50–40 mm (Length: 108 mm)
Straight tube reducer ⌀50 mm to ⌀40 mm in STL 3D format. Total length of this coupler is 108 mm. The thickness of the tubes is identical: 5 mm. The larger-diameter tube has a length of 30 mm, the smaller one of 60 mm. The ends have no fillet.
Parameter Value Unit
side A length 30 mm
side A outer diameter 50 mm
side A thickness 5 mm
side B length 60 mm
side B outer diameter 40 mm
side B thickness 5 mm
transition length 18 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 120–93 mm (Length: 110 mm) (📦 #1431)

1 object(s) - format STL (5.0/5) 1 vote(s)
Tube adapter STL file ⌀ 120–93 mm (Length: 110 mm)
Inline sleeve ⌀120 mm to ⌀93 mm in STL 3D format. Final length of this coupler is 110 mm. The thickness of the tubes is identical: 5 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 120 mm
side A thickness 5 mm
side B length 30 mm
side B outer diameter 93 mm
side B thickness 5 mm
transition length 50 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 140–93 mm (Length: 110 mm) (📦 #1432)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 140–93 mm (Length: 110 mm)
Tube connector ⌀140 mm to ⌀93 mm in STL 3D format. Length of this adapter is 110 mm. The thickness of the tubes is identical: 5 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 140 mm
side A thickness 5 mm
side B length 30 mm
side B outer diameter 93 mm
side B thickness 5 mm
transition length 50 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL 3D file ⌀ 126–80 mm (Length: 97 mm) (📦 #2602)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 126–80 mm (Length: 97 mm)
Inline tube junction ⌀126 mm to ⌀80 mm in STL format. Length of this junction is 97 mm. The thickness of the tubes is identical: 5 mm. The larger-diameter tube has a sleeve length of 27 mm, the smaller one of 30 mm. The ends are rounded on the inside to make tube connection easier.
Parameter Value Unit
side A length 27 mm
side A outer diameter 126 mm
side A thickness 5 mm
side B length 30 mm
side B outer diameter 80 mm
side B thickness 5 mm
transition length 40 mm
axis offset 0 mm
ends fillet fillet on th...

Tube adapter STL file ⌀ 135–100 mm (Length: 140 mm) (📦 #1463)

1 object(s) - format STL
Tube adapter STL file ⌀ 135–100 mm (Length: 140 mm)
Tube adapter ⌀135 mm to ⌀100 mm in STL 3D format. Length of this coupler is 140 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 feature an external fillet to facilitate the connection of the two tubes.
Parameter Value Unit
side A length 50 mm
side A outer diameter 135 mm
side A thickness 5 mm
side B length 50 mm
side B outer diameter 100 mm
side B thickness 5 mm
transition length 40 mm
axis offset 0 mm
ends fillet fillet on th...

Tube adapter STL 3D file ⌀ 133–90 mm (Length: 240 mm) (📦 #1426)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 133–90 mm (Length: 240 mm)
Straight sleeve ⌀133 mm to ⌀90 mm in STL 3D format. Length of this adapter is 240 mm. The thickness of the tubes is identical: 8 mm. The larger-diameter tube has a length of 100 mm, the smaller one of 100 mm as well. The ends have no fillet.
Parameter Value Unit
side A length 100 mm
side A outer diameter 133 mm
side A thickness 8 mm
side B length 100 mm
side B outer diameter 90 mm
side B thickness 8 mm
transition length 40 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

Tube adapter STL file ⌀ 200–140 mm (Length: 180 mm) (📦 #2220)

1 object(s) - format STL
Tube adapter STL file ⌀ 200–140 mm (Length: 180 mm)
Tube connector ⌀200 mm to ⌀140 mm in STL format. Final length of this coupler is 180 mm. The thickness of the tubes is identical: 7 mm. The larger-diameter tube has a sleeve length of 60 mm, the smaller one of 60 mm as well. The ends are raw.
Parameter Value Unit
side A length 60 mm
side A outer diameter 200 mm
side A thickness 7 mm
side B length 60 mm
side B outer diameter 140 mm
side B thickness 7 mm
transition length 60 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 124–103 mm (Length: 120 mm) (📦 #2269)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 124–103 mm (Length: 120 mm)
Straight sleeve ⌀124 mm to ⌀103 mm in STL format. Total length of this coupler is 120 mm. The thickness of the tubes is identical: 6 mm. The larger-diameter tube has a length of 40 mm, the smaller one of 40 mm as well. The ends are rounded to make tube connection easier.
Parameter Value Unit
side A length 40 mm
side A outer diameter 124 mm
side A thickness 6 mm
side B length 40 mm
side B outer diameter 103 mm
side B thickness 6 mm
transition length 40 mm
axis offset 0 mm
ends fillet fillet on bo...

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 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

Tube adapter STL 3D file ⌀ 68–53 mm (Length: 65 mm) (📦 #1232)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 68–53 mm (Length: 65 mm)
Straight tube coupler ⌀68 mm to ⌀53 mm in STL 3D format. Final length of this fitting is 65 mm. The larger-diameter tube has a thickness of 2 mm and a length of 25 mm. The smaller-diameter tube has a thickness of 4 mm and a length 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 2 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

Tube adapter STL 3D file ⌀ 66–44 mm (Length: 85 mm) (📦 #2625)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 66–44 mm (Length: 85 mm)
Straight tube reducer ⌀66 mm to ⌀44 mm in STL 3D format. Final length of this connector is 85 mm. The larger-diameter tube has a thickness of 2 mm and a sleeve length of 30 mm. The smaller-diameter tube has a thickness of 4 mm and a length of 30 mm as well. The ends are raw.
Parameter Value Unit
side A length 30 mm
side A outer diameter 66 mm
side A thickness 2 mm
side B length 30 mm
side B outer diameter 44 mm
side B thickness 4 mm
transition length 25 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 3D file ⌀ 80–70 mm (Length: 65 mm) (📦 #1263)

1 object(s) - format STL (5.0/5) 1 vote(s)
Tube adapter STL 3D file ⌀ 80–70 mm (Length: 65 mm)
Straight tube connector ⌀80 mm to ⌀70 mm in STL 3D format. Total length of this adapter is 65 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 are not rounded.
Parameter Value Unit
side A length 30 mm
side A outer diameter 80 mm
side A thickness 4 mm
side B length 25 mm
side B outer diameter 70 mm
side B thickness 4 mm
transition length 10 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 110–80 mm (Length: 63 mm) (📦 #2393)

1 object(s) - format STL
Tube adapter STL file ⌀ 110–80 mm (Length: 63 mm)
Straight sleeve ⌀110 mm to ⌀80 mm in STL 3D 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 are not rounded.
Parameter Value Unit
side A length 25 mm
side A outer diameter 110 mm
side A thickness 4 mm
side B length 25 mm
side B outer diameter 80 mm
side B thickness 4 mm
transition length 13 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 105–80 mm (Length: 63 mm) (📦 #2383)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 105–80 mm (Length: 63 mm)
Tube adapter ⌀105 mm to ⌀80 mm in STL 3D format. Length of this connector is 63 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 105 mm
side A thickness 4 mm
side B length 25 mm
side B outer diameter 80 mm
side B thickness 4 mm
transition length 13 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 100–80 mm (Length: 63 mm) (📦 #1830)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 100–80 mm (Length: 63 mm)
Inline tube adapter ⌀100 mm to ⌀80 mm in STL format. Total length of this junction 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 100 mm
side A thickness 4 mm
side B length 25 mm
side B outer diameter 80 mm
side B thickness 4 mm
transition length 13 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 80–70 mm (Length: 40 mm) (📦 #1854)

1 object(s) - format STL
Tube adapter STL file ⌀ 80–70 mm (Length: 40 mm)
Tube coupler ⌀80 mm to ⌀70 mm in STL 3D format. Length of this reducer is 40 mm. The thickness of the tubes is identical: 4 mm. The larger-diameter tube has a sleeve length of 10 mm, the smaller one of 25 mm. The ends are not rounded.
Parameter Value Unit
side A length 10 mm
side A outer diameter 80 mm
side A thickness 4 mm
side B length 25 mm
side B outer diameter 70 mm
side B thickness 4 mm
transition length 5 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 123–58 mm (Length: 85 mm) (📦 #2027)

1 object(s) - format STL
Tube adapter STL file ⌀ 123–58 mm (Length: 85 mm)
Tube fitting ⌀123 mm to ⌀58 mm in STL format. Length of this sleeve is 85 mm. The larger-diameter tube has a thickness of 5 mm and a length of 25 mm. The smaller-diameter tube has a thickness of 4 mm and a length of 25 mm as well. The ends are not rounded.
Parameter Value Unit
side A length 25 mm
side A outer diameter 123 mm
side A thickness 5 mm
side B length 25 mm
side B outer diameter 58 mm
side B thickness 4 mm
transition length 35 mm
axis offset 0 mm
ends fillet no fillet