Custom Tubing adapter STL file ⌀ 90–61 mm (Length: 112 mm) 📦#10159

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Inline tube adapter ⌀90 mm to ⌀61 mm in STL 3D format. Total length of this reducer is 112 mm. The thickness of the tubes is identical: 4 mm. The larger-diameter tube has a sleeve length of 77 mm, the smaller one of 30 mm. The ends have no fillet.
Generation date: 2026-07-16
3D Model Tubing adapter STL file ⌀ 90–61 mm (Length: 112 mm)

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  • inline-tube-adapter-lenA77mm-d_model10159-nb0_dd{id}.stl : 6 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 77 mm (≃3.03 in)
#2 side A outer diameter 90 mm (≃3.54 in)
#3 side A thickness 4 mm (≃0.16 in)
#4 side B length 30 mm (≃1 3/16 in)
#5 side B outer diameter 61 mm (≃2.40 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 no fillet
Metadata Value
inner diameter (side A) 82 mm (≃3.23 in)
inner diameter (side B) 53 mm (≃2.09 in)
total length 112 mm (≃4.41 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 ⌀ 100–56 mm (Length: 90 mm) (📦 #6064)

1 object(s) - format STL
Tubing adapter STL file ⌀ 100–56 mm (Length: 90 mm)
Tube coupler ⌀100 mm to ⌀56 mm in STL 3D format. Final length of this connector is 90 mm. The thickness of the tubes is identical: 4 mm. The larger-diameter tube has a length of 50 mm, the smaller one of 30 mm. The ends have no fillet.
Parameter Value Unit
side A length 50 mm
side A outer diameter 100 mm
side A thickness 4 mm
side B length 30 mm
side B outer diameter 56 mm
side B thickness 4 mm
transition length 10 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL file ⌀ 100–57 mm (Length: 100 mm) (📦 #6082)

1 object(s) - format STL
Tubing adapter STL file ⌀ 100–57 mm (Length: 100 mm)
Inline fitting ⌀100 mm to ⌀57 mm in STL format. Final length of this adapter is 100 mm. The thickness of the tubes is identical: 4 mm. The larger-diameter tube has a length of 50 mm, the smaller one of 30 mm. The ends are raw.
Parameter Value Unit
side A length 50 mm
side A outer diameter 100 mm
side A thickness 4 mm
side B length 30 mm
side B outer diameter 57 mm
side B thickness 4 mm
transition length 20 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 60–45 mm (Length: 100 mm) (📦 #1228)

1 object(s) - format STL
Tube adapter STL file ⌀ 60–45 mm (Length: 100 mm)
Straight tube fitting ⌀60 mm to ⌀45 mm in STL format. Final length of this adapter is 100 mm. The thickness of the tubes is identical: 4 mm. The larger-diameter tube has a length of 50 mm, the smaller one of 30 mm. The ends have no fillet.
Parameter Value Unit
side A length 50 mm
side A outer diameter 60 mm
side A thickness 4 mm
side B length 30 mm
side B outer diameter 45 mm
side B thickness 4 mm
transition length 20 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 118–80 mm (Length: 160 mm) (📦 #8850)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 118–80 mm (Length: 160 mm)
Tube coupler ⌀118 mm to ⌀80 mm in STL format. Length of this coupler is 160 mm. The thickness of the tubes is identical: 4 mm. The larger-diameter tube has a sleeve length of 80 mm, the smaller one of 60 mm. The ends are not rounded.
Parameter Value Unit
side A length 80 mm
side A outer diameter 118 mm
side A thickness 4 mm
side B length 60 mm
side B outer diameter 80 mm
side B thickness 4 mm
transition length 20 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL file ⌀ 96–59 mm (Length: 120 mm) (📦 #4297)

1 object(s) - format STL
Tubing adapter STL file ⌀ 96–59 mm (Length: 120 mm)
Inline fitting ⌀96 mm to ⌀59 mm in STL 3D format. Final length of this sleeve is 120 mm. The larger-diameter tube has a thickness of 4 mm and a sleeve 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 outside 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 59 mm
side B thickness 3 mm
transition length 20 mm
axis offset 0 mm
ends fillet fillet on th...

Tubing adapter STL file ⌀ 114–79 mm (Length: 111 mm) (📦 #8383)

1 object(s) - format STL
Tubing adapter STL file ⌀ 114–79 mm (Length: 111 mm)
Straight tube fitting ⌀114 mm to ⌀79 mm in STL 3D format. Length of this adapter is 111 mm. The thickness of the tubes is identical: 4 mm. The larger-diameter tube has a sleeve length of 48 mm, the smaller one of 48 mm as well. The ends are not rounded.
Parameter Value Unit
side A length 48 mm
side A outer diameter 114 mm
side A thickness 4 mm
side B length 48 mm
side B outer diameter 79 mm
side B thickness 4 mm
transition length 15 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL 3D file ⌀ 62–32 mm (Length: 124 mm) (📦 #6512)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 62–32 mm (Length: 124 mm)
Straight tube adapter ⌀62 mm to ⌀32 mm in STL 3D format. Total length of this junction is 124 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a sleeve length of 64 mm, the smaller one of 40 mm. The ends have no fillet.
Parameter Value Unit
side A length 64 mm
side A outer diameter 62 mm
side A thickness 3 mm
side B length 40 mm
side B outer diameter 32 mm
side B thickness 3 mm
transition length 20 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL 3D file ⌀ 102–58 mm (Length: 105 mm) (📦 #8877)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 102–58 mm (Length: 105 mm)
Tube junction ⌀102 mm to ⌀58 mm in STL format. Length of this sleeve is 105 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 102 mm
side A thickness 3 mm
side B length 50 mm
side B outer diameter 58 mm
side B thickness 3 mm
transition length 5 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL 3D file ⌀ 80–46 mm (Length: 160 mm) (📦 #3941)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 80–46 mm (Length: 160 mm)
Inline sleeve ⌀80 mm to ⌀46 mm in STL 3D format. Length of this fitting is 160 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a length of 80 mm, the smaller one of 60 mm. The ends have no fillet.
Parameter Value Unit
side A length 80 mm
side A outer diameter 80 mm
side A thickness 3 mm
side B length 60 mm
side B outer diameter 46 mm
side B thickness 3 mm
transition length 20 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL file ⌀ 100–80 mm (Length: 93 mm) (📦 #8208)

1 object(s) - format STL
Tubing adapter STL file ⌀ 100–80 mm (Length: 93 mm)
Straight tube connector ⌀100 mm to ⌀80 mm in STL format. Total length of this adapter is 93 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 raw.
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 80 mm
side B thickness 4 mm
transition length 13 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 65–60 mm (Length: 90 mm) (📦 #7216)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 65–60 mm (Length: 90 mm)
Tube adapter ⌀65 mm to ⌀60 mm in STL format. Total length of this connector is 90 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a length of 45 mm, the smaller one of 30 mm. The ends are raw.
Parameter Value Unit
side A length 45 mm
side A outer diameter 65 mm
side A thickness 3 mm
side B length 30 mm
side B outer diameter 60 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

Tubing adapter STL file ⌀ 65–57 mm (Length: 90 mm) (📦 #3460)

1 object(s) - format STL
Tubing adapter STL file ⌀ 65–57 mm (Length: 90 mm)
Tube junction ⌀65 mm to ⌀57 mm in STL format. Total length of this connector is 90 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a length of 45 mm, the smaller one of 30 mm. The ends have no fillet.
Parameter Value Unit
side A length 45 mm
side A outer diameter 65 mm
side A thickness 3 mm
side B length 30 mm
side B outer diameter 57 mm
side B thickness 3 mm
transition length 15 mm
axis offset 0 mm
ends fillet no fillet

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

Tube adapter STL file ⌀ 77–31 mm (Length: 120 mm) (📦 #7703)

1 object(s) - format STL
Tube adapter STL file ⌀ 77–31 mm (Length: 120 mm)
Tube reducer ⌀77 mm to ⌀31 mm in STL format. Length of this connector is 120 mm. The larger-diameter tube has a thickness of 2.3 mm and a sleeve length of 80 mm. The smaller-diameter tube has a thickness of 2.4 mm and a length of 30 mm. The ends are raw.
Parameter Value Unit
side A length 80 mm
side A outer diameter 77 mm
side A thickness 2.3 mm
side B length 30 mm
side B outer diameter 31 mm
side B thickness 2.4 mm
transition length 10 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 ⌀ 86–49 mm (Length: 125 mm) (📦 #9322)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 86–49 mm (Length: 125 mm)
Inline tube reducer ⌀86 mm to ⌀49 mm in STL 3D format. Length of this adapter is 125 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 raw.
Parameter Value Unit
side A length 50 mm
side A outer diameter 86 mm
side A thickness 4 mm
side B length 40 mm
side B outer diameter 49 mm
side B thickness 4 mm
transition length 35 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL 3D file ⌀ 62–50 mm (Length: 95 mm) (📦 #7925)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 62–50 mm (Length: 95 mm)
Straight tube reducer ⌀62 mm to ⌀50 mm in STL 3D format. Final length of this fitting is 95 mm. The larger-diameter tube has a thickness of 2.9 mm and a sleeve length of 60 mm. The smaller-diameter tube has a thickness of 2 mm and a length of 20 mm. The two axes of the tubes are offset by 0.1 mm. The ends are raw.
Parameter Value Unit
side A length 60 mm
side A outer diameter 62 mm
side A thickness 2.9 mm
side B length 20 mm
side B outer diameter 50 mm
side B thickness 2 mm
transition length 15 mm
axis offset 0.1 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 ⌀ 85–65 mm (Length: 111 mm) (📦 #1690)

1 object(s) - format STL
Tube adapter STL file ⌀ 85–65 mm (Length: 111 mm)
Inline sleeve ⌀85 mm to ⌀65 mm in STL 3D format. Total length of this reducer is 111 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a sleeve length of 45 mm, the smaller one of 45 mm as well. The ends have no fillet.
Parameter Value Unit
side A length 45 mm
side A outer diameter 85 mm
side A thickness 3 mm
side B length 45 mm
side B outer diameter 65 mm
side B thickness 3 mm
transition length 21 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 103–90 mm (Length: 150 mm) (📦 #1767)

1 object(s) - format STL
Tube adapter STL file ⌀ 103–90 mm (Length: 150 mm)
Inline tube coupler ⌀103 mm to ⌀90 mm in STL format. Final length of this sleeve is 150 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a length of 70 mm, the smaller one of 50 mm. The ends are not rounded.
Parameter Value Unit
side A length 70 mm
side A outer diameter 103 mm
side A thickness 3 mm
side B length 50 mm
side B outer diameter 90 mm
side B thickness 3 mm
transition length 30 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 110–80 mm (Length: 100 mm) (📦 #7953)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 110–80 mm (Length: 100 mm)
Straight tube reducer ⌀110 mm to ⌀80 mm in STL 3D format. Final length of this adapter 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 50 mm. The ends have no fillet.
Parameter Value Unit
side A length 40 mm
side A outer diameter 110 mm
side A thickness 4 mm
side B length 50 mm
side B outer diameter 80 mm
side B thickness 4 mm
transition length 10 mm
axis offset 0 mm
ends fillet no fillet

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