Custom Tubing adapter STL 3D file ⌀ 86–49 mm (Length: 125 mm) 📦#9322

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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.
Generation date: 2026-06-06
3D Model Tubing adapter STL 3D file ⌀ 86–49 mm (Length: 125 mm)

3D model download

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  • inline-tube-adapter-lenA50mm-d_model9322-nb0_dd{id}.stl : 2.9 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 50 mm (≃1.97 in)
#2 side A outer diameter 86 mm (≃3 3/8 in)
#3 side A thickness 4 mm (≃0.16 in)
#4 side B length 40 mm (≃1 9/16 in)
#5 side B outer diameter 49 mm (≃1 15/16 in)
#6 side B thickness 4 mm (≃0.16 in)
#7 transition length 35 mm (≃1 3/8 in)
#8 axis offset 0 mm (0 in)
#9 ends fillet no fillet
Metadata Value
inner diameter (side A) 78 mm (≃3 1/16 in)
inner diameter (side B) 41 mm (≃1 5/8 in)
total length 125 mm (≃4.92 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 3D file ⌀ 94–54 mm (Length: 120 mm) (📦 #5858)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 94–54 mm (Length: 120 mm)
Tube connector ⌀94 mm to ⌀54 mm in STL format. Total length of this connector is 120 mm. The thickness of the tubes is identical: 4 mm. The larger-diameter tube has a sleeve 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 94 mm
side A thickness 4 mm
side B length 40 mm
side B outer diameter 54 mm
side B thickness 4 mm
transition length 40 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 65–49 mm (Length: 115 mm) (📦 #8517)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 65–49 mm (Length: 115 mm)
Tube reducer ⌀65 mm to ⌀49 mm in STL 3D format. Final length of this reducer is 115 mm. The thickness of the tubes is identical: 4 mm. The larger-diameter tube has a sleeve 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 65 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 file ⌀ 102–58 mm (Length: 120 mm) (📦 #5860)

1 object(s) - format STL
Tubing adapter STL file ⌀ 102–58 mm (Length: 120 mm)
Tube adapter ⌀102 mm to ⌀58 mm in STL format. Total length of this connector is 120 mm. The thickness of the tubes is identical: 4 mm. The larger-diameter tube has a sleeve length of 40 mm, the smaller one of 40 mm as well. The ends have no fillet.
Parameter Value Unit
side A length 40 mm
side A outer diameter 102 mm
side A thickness 4 mm
side B length 40 mm
side B outer diameter 58 mm
side B thickness 4 mm
transition length 40 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL 3D file ⌀ 68–36 mm (Length: 140 mm) (📦 #6595)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 68–36 mm (Length: 140 mm)
Tube coupler ⌀68 mm to ⌀36 mm in STL format. Total length of this sleeve is 140 mm. The thickness of the tubes is identical: 4 mm. The larger-diameter tube has a length of 50 mm, the smaller one of 40 mm. The ends are not rounded.
Parameter Value Unit
side A length 50 mm
side A outer diameter 68 mm
side A thickness 4 mm
side B length 40 mm
side B outer diameter 36 mm
side B thickness 4 mm
transition length 50 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 ⌀ 75–66 mm (Length: 120 mm) (📦 #3926)

1 object(s) - format STL
Tube adapter STL file ⌀ 75–66 mm (Length: 120 mm)
Tube adapter ⌀75 mm to ⌀66 mm in STL 3D format. Length of this connector is 120 mm. The larger-diameter tube has a thickness of 4 mm and a length of 40 mm. The smaller-diameter tube has a thickness of 3 mm and a length of 40 mm as well. The ends have no fillet.
Parameter Value Unit
side A length 40 mm
side A outer diameter 75 mm
side A thickness 4 mm
side B length 40 mm
side B outer diameter 66 mm
side B thickness 3 mm
transition length 40 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 ⌀ 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

Tubing adapter STL 3D file ⌀ 98–63 mm (Length: 110 mm) (📦 #8219)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 98–63 mm (Length: 110 mm)
Inline tube adapter ⌀98 mm to ⌀63 mm in STL 3D format. Total length of this connector is 110 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 no fillet.
Parameter Value Unit
side A length 40 mm
side A outer diameter 98 mm
side A thickness 3 mm
side B length 30 mm
side B outer diameter 63 mm
side B thickness 3 mm
transition length 40 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

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 ⌀ 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

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

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

Tube adapter STL file ⌀ 71–41 mm (Length: 105 mm) (📦 #5071)

1 object(s) - format STL
Tube adapter STL file ⌀ 71–41 mm (Length: 105 mm)
Tube junction ⌀71 mm to ⌀41 mm in STL 3D format. Total length of this reducer is 105 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 45 mm. The two axes of the tubes are off-center by 1 mm. The ends are raw.
Parameter Value Unit
side A length 40 mm
side A outer diameter 71 mm
side A thickness 3 mm
side B length 45 mm
side B outer diameter 41 mm
side B thickness 3 mm
transition length 20 mm
axis offset 1 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 109–45 mm (Length: 150 mm) (📦 #7573)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 109–45 mm (Length: 150 mm)
Tubing adapter ⌀109 mm to ⌀45 mm in STL 3D format. Total length of this coupler 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 50 mm as well. The ends are raw.
Parameter Value Unit
side A length 50 mm
side A outer diameter 109 mm
side A thickness 3 mm
side B length 50 mm
side B outer diameter 45 mm
side B thickness 3 mm
transition length 50 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 109–42 mm (Length: 150 mm) (📦 #7591)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 109–42 mm (Length: 150 mm)
Straight tube reducer ⌀109 mm to ⌀42 mm in STL 3D format. Length of this adapter 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 50 mm as well. The ends are raw.
Parameter Value Unit
side A length 50 mm
side A outer diameter 109 mm
side A thickness 3 mm
side B length 50 mm
side B outer diameter 42 mm
side B thickness 3 mm
transition length 50 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL file ⌀ 67–41 mm (Length: 105 mm) (📦 #5070)

1 object(s) - format STL
Tubing adapter STL file ⌀ 67–41 mm (Length: 105 mm)
Inline sleeve ⌀67 mm to ⌀41 mm in STL format. Length of this junction is 105 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 45 mm. The two axes of the tubes are offset by 1 mm. The ends are not rounded.
Parameter Value Unit
side A length 40 mm
side A outer diameter 67 mm
side A thickness 3 mm
side B length 45 mm
side B outer diameter 41 mm
side B thickness 3 mm
transition length 20 mm
axis offset 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

Tubing adapter STL 3D file ⌀ 78–43 mm (Length: 120 mm) (📦 #7592)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 78–43 mm (Length: 120 mm)
Straight tubing adapter ⌀78 mm to ⌀43 mm in STL format. Final length of this junction is 120 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 no fillet.
Parameter Value Unit
side A length 35 mm
side A outer diameter 78 mm
side A thickness 3 mm
side B length 35 mm
side B outer diameter 43 mm
side B thickness 3 mm
transition length 50 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL 3D file ⌀ 75–51 mm (Length: 90 mm) (📦 #8819)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 75–51 mm (Length: 90 mm)
Inline tube reducer ⌀75 mm to ⌀51 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 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 75 mm
side A thickness 3 mm
side B length 30 mm
side B outer diameter 51 mm
side B thickness 3 mm
transition length 30 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 64–40 mm (Length: 80 mm) (📦 #6473)

1 object(s) - format STL
Tube adapter STL file ⌀ 64–40 mm (Length: 80 mm)
Inline tube junction ⌀64 mm to ⌀40 mm in STL 3D format. Final length of this adapter is 80 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 64 mm
side A thickness 4 mm
side B length 25 mm
side B outer diameter 40 mm
side B thickness 4 mm
transition length 30 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL 3D file ⌀ 100–69 mm (Length: 130 mm) (📦 #5510)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 100–69 mm (Length: 130 mm)
Straight tube reducer ⌀100 mm to ⌀69 mm in STL 3D format. Final length of this fitting is 130 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 are not rounded.
Parameter Value Unit
side A length 50 mm
side A outer diameter 100 mm
side A thickness 3 mm
side B length 30 mm
side B outer diameter 69 mm
side B thickness 3 mm
transition length 50 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 69–51 mm (Length: 90 mm) (📦 #8686)

1 object(s) - format STL
Tube adapter STL file ⌀ 69–51 mm (Length: 90 mm)
Inline sleeve ⌀69 mm to ⌀51 mm in STL format. Final 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 30 mm as well. The ends are not rounded.
Parameter Value Unit
side A length 30 mm
side A outer diameter 69 mm
side A thickness 3 mm
side B length 30 mm
side B outer diameter 51 mm
side B thickness 3 mm
transition length 30 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 53–35 mm (Length: 100 mm) (📦 #2985)

1 object(s) - format STL
Tube adapter STL file ⌀ 53–35 mm (Length: 100 mm)
Straight tube fitting ⌀53 mm to ⌀35 mm in STL 3D format. Length of this adapter 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 not rounded.
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 35 mm
side B thickness 3 mm
transition length 15 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL file ⌀ 81–66 mm (Length: 90 mm) (📦 #8236)

1 object(s) - format STL
Tubing adapter STL file ⌀ 81–66 mm (Length: 90 mm)
Inline tube junction ⌀81 mm to ⌀66 mm in STL 3D format. Total length of this adapter is 90 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 raw.
Parameter Value Unit
side A length 30 mm
side A outer diameter 81 mm
side A thickness 3 mm
side B length 30 mm
side B outer diameter 66 mm
side B thickness 3 mm
transition length 30 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 97–65 mm (Length: 90 mm) (📦 #2804)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 97–65 mm (Length: 90 mm)
Diameter adapter ⌀97 mm to ⌀65 mm in STL format. Final 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 30 mm as well. The ends are not rounded.
Parameter Value Unit
side A length 30 mm
side A outer diameter 97 mm
side A thickness 3 mm
side B length 30 mm
side B outer diameter 65 mm
side B thickness 3 mm
transition length 30 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 81–67 mm (Length: 90 mm) (📦 #8239)

1 object(s) - format STL
Tube adapter STL file ⌀ 81–67 mm (Length: 90 mm)
Straight tube adapter ⌀81 mm to ⌀67 mm in STL 3D format. Total 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 30 mm as well. The ends are not rounded.
Parameter Value Unit
side A length 30 mm
side A outer diameter 81 mm
side A thickness 3 mm
side B length 30 mm
side B outer diameter 67 mm
side B thickness 3 mm
transition length 30 mm
axis offset 0 mm
ends fillet no fillet

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