Custom Tube adapter STL 3D file ⌀ 52–46 mm (Length: 28 mm) 📦#12047

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Inline tube reducer ⌀52 mm to ⌀46 mm in STL format. Length of this junction is 28 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 13 mm. The ends are raw.
Generation date: 2026-09-26
3D Model Tube adapter STL 3D file ⌀ 52–46 mm (Length: 28 mm)

3D model download

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  • inline-tube-adapter-lenA10mm-d_model12047-nb0_dd{id}.stl : 2.4 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 10 mm (≃0.39 in)
#2 side A outer diameter 52 mm (≃2 1/16 in)
#3 side A thickness 3 mm (≃1/8 in)
#4 side B length 13 mm (≃1/2 in)
#5 side B outer diameter 46 mm (≃1 13/16 in)
#6 side B thickness 3 mm (≃1/8 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) 46 mm (≃1 13/16 in)
inner diameter (side B) 40 mm (≃1 9/16 in)
total length 28 mm (≃1.10 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 ⌀ 57–46 mm (Length: 35 mm) (📦 #9300)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 57–46 mm (Length: 35 mm)
Tube reducer ⌀57 mm to ⌀46 mm in STL format. Total length of this sleeve is 35 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 are not rounded.
Parameter Value Unit
side A length 15 mm
side A outer diameter 57 mm
side A thickness 3 mm
side B length 15 mm
side B outer diameter 46 mm
side B thickness 3 mm
transition length 5 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL 3D file ⌀ 50–44 mm (Length: 27 mm) (📦 #12093)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 50–44 mm (Length: 27 mm)
Inline sleeve ⌀50 mm to ⌀44 mm in STL 3D format. Length of this junction is 27 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a length of 5 mm, the smaller one of 17 mm. The ends are not rounded.
Parameter Value Unit
side A length 5 mm
side A outer diameter 50 mm
side A thickness 3 mm
side B length 17 mm
side B outer diameter 44 mm
side B thickness 3 mm
transition length 5 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 53–40 mm (Length: 35 mm) (📦 #9270)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 53–40 mm (Length: 35 mm)
Tube adapter ⌀53 mm to ⌀40 mm in STL 3D format. Final length of this sleeve is 35 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 53 mm
side A thickness 3 mm
side B length 15 mm
side B outer diameter 40 mm
side B thickness 3 mm
transition length 5 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL file ⌀ 69–50 mm (Length: 40 mm) (📦 #12493)

1 object(s) - format STL
Tubing adapter STL file ⌀ 69–50 mm (Length: 40 mm)
Inline sleeve ⌀69 mm to ⌀50 mm in STL 3D format. Final length of this coupler is 40 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 69 mm
side A thickness 3 mm
side B length 15 mm
side B outer diameter 50 mm
side B thickness 3 mm
transition length 10 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 73–39 mm (Length: 25 mm) (📦 #11210)

1 object(s) - format STL
Tube adapter STL file ⌀ 73–39 mm (Length: 25 mm)
Tubing adapter ⌀73 mm to ⌀39 mm in STL 3D format. Length of this coupler is 25 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a length of 10 mm, the smaller one of 10 mm as well. The ends are not rounded.
Parameter Value Unit
side A length 10 mm
side A outer diameter 73 mm
side A thickness 3 mm
side B length 10 mm
side B outer diameter 39 mm
side B thickness 3 mm
transition length 5 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 66–50 mm (Length: 45 mm) (📦 #12452)

1 object(s) - format STL
Tube adapter STL file ⌀ 66–50 mm (Length: 45 mm)
Straight tube coupler ⌀66 mm to ⌀50 mm in STL 3D format. Total length of this sleeve is 45 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a length of 15 mm, the smaller one of 20 mm. The ends are raw.
Parameter Value Unit
side A length 15 mm
side A outer diameter 66 mm
side A thickness 3 mm
side B length 20 mm
side B outer diameter 50 mm
side B thickness 3 mm
transition length 10 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL 3D file ⌀ 75–42 mm (Length: 25 mm) (📦 #11206)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 75–42 mm (Length: 25 mm)
Tube coupler ⌀75 mm to ⌀42 mm in STL 3D format. Total length of this fitting is 25 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 10 mm as well. The ends are raw.
Parameter Value Unit
side A length 10 mm
side A outer diameter 75 mm
side A thickness 3 mm
side B length 10 mm
side B outer diameter 42 mm
side B thickness 3 mm
transition length 5 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 60–48 mm (Length: 45 mm) (📦 #1973)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 60–48 mm (Length: 45 mm)
Inline tube adapter ⌀60 mm to ⌀48 mm in STL format. Final length of this sleeve is 45 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a length of 10 mm, the smaller one of 20 mm. The ends are not rounded.
Parameter Value Unit
side A length 10 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 15 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL 3D file ⌀ 59–50 mm (Length: 45 mm) (📦 #12562)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 59–50 mm (Length: 45 mm)
Straight tubing adapter ⌀59 mm to ⌀50 mm in STL format. Total length of this connector is 45 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 no fillet.
Parameter Value Unit
side A length 20 mm
side A outer diameter 59 mm
side A thickness 3 mm
side B length 20 mm
side B outer diameter 50 mm
side B thickness 3 mm
transition length 5 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 57–43 mm (Length: 50 mm) (📦 #10565)

1 object(s) - format STL
Tube adapter STL file ⌀ 57–43 mm (Length: 50 mm)
Inline sleeve ⌀57 mm to ⌀43 mm in STL format. Length of this fitting is 50 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 raw.
Parameter Value Unit
side A length 20 mm
side A outer diameter 57 mm
side A thickness 3 mm
side B length 20 mm
side B outer diameter 43 mm
side B thickness 3 mm
transition length 10 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 42–41 mm (Length: 45 mm) (📦 #7709)

1 object(s) - format STL
Tube adapter STL file ⌀ 42–41 mm (Length: 45 mm)
Tube fitting ⌀42 mm to ⌀41 mm in STL 3D format. Total length of this coupler is 45 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 raw.
Parameter Value Unit
side A length 20 mm
side A outer diameter 42 mm
side A thickness 3 mm
side B length 20 mm
side B outer diameter 41 mm
side B thickness 3 mm
transition length 5 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 71–40 mm (Length: 15 mm) (📦 #11126)

1 object(s) - format STL
Tube adapter STL file ⌀ 71–40 mm (Length: 15 mm)
Inline tube reducer ⌀71 mm to ⌀40 mm in STL 3D format. Final length of this sleeve is 15 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a length of 5 mm, the smaller one of 5 mm as well. The ends have no fillet.
Parameter Value Unit
side A length 5 mm
side A outer diameter 71 mm
side A thickness 3 mm
side B length 5 mm
side B outer diameter 40 mm
side B thickness 3 mm
transition length 5 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 39–38 mm (Length: 45 mm) (📦 #7706)

1 object(s) - format STL
Tube adapter STL file ⌀ 39–38 mm (Length: 45 mm)
Tube fitting ⌀39 mm to ⌀38 mm in STL 3D format. Final length of this coupler is 45 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 no fillet.
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 38 mm
side B thickness 3 mm
transition length 5 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL 3D file ⌀ 50–40 mm (Length: 43 mm) (📦 #7837)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 50–40 mm (Length: 43 mm)
Inline tube reducer ⌀50 mm to ⌀40 mm in STL 3D format. Final length of this fitting is 43 mm. The thickness of the tubes is identical: 2.5 mm. The larger-diameter tube has a sleeve length of 15 mm, the smaller one of 15 mm as well. The ends are not rounded.
Parameter Value Unit
side A length 15 mm
side A outer diameter 50 mm
side A thickness 2.5 mm
side B length 15 mm
side B outer diameter 40 mm
side B thickness 2.5 mm
transition length 13 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL file ⌀ 67–39 mm (Length: 48 mm) (📦 #4866)

1 object(s) - format STL
Tubing adapter STL file ⌀ 67–39 mm (Length: 48 mm)
Inline tube adapter ⌀67 mm to ⌀39 mm in STL 3D format. Length of this fitting is 48 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a length of 13 mm, the smaller one of 20 mm. The ends have no fillet.
Parameter Value Unit
side A length 13 mm
side A outer diameter 67 mm
side A thickness 3 mm
side B length 20 mm
side B outer diameter 39 mm
side B thickness 3 mm
transition length 15 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL file ⌀ 40–39 mm (Length: 43 mm) (📦 #7838)

1 object(s) - format STL
Tubing adapter STL file ⌀ 40–39 mm (Length: 43 mm)
Tube junction ⌀40 mm to ⌀39 mm in STL 3D format. Total length of this sleeve is 43 mm. The thickness of the tubes is identical: 2.5 mm. The larger-diameter tube has a sleeve length of 15 mm, the smaller one of 15 mm as well. The ends are not rounded.
Parameter Value Unit
side A length 15 mm
side A outer diameter 40 mm
side A thickness 2.5 mm
side B length 15 mm
side B outer diameter 39 mm
side B thickness 2.5 mm
transition length 13 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 74–63 mm (Length: 20 mm) (📦 #9784)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 74–63 mm (Length: 20 mm)
Tube adapter ⌀74 mm to ⌀63 mm in STL format. Total length of this adapter is 20 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a sleeve length of 5 mm, the smaller one of 10 mm. The ends have no fillet.
Parameter Value Unit
side A length 5 mm
side A outer diameter 74 mm
side A thickness 3 mm
side B length 10 mm
side B outer diameter 63 mm
side B thickness 3 mm
transition length 5 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 67–42 mm (Length: 53 mm) (📦 #8707)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 67–42 mm (Length: 53 mm)
Diameter adapter ⌀67 mm to ⌀42 mm in STL 3D format. Length of this fitting is 53 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a length of 23 mm, the smaller one of 20 mm. The ends have no fillet.
Parameter Value Unit
side A length 23 mm
side A outer diameter 67 mm
side A thickness 3 mm
side B length 20 mm
side B outer diameter 42 mm
side B thickness 3 mm
transition length 10 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 68–46 mm (Length: 50 mm) (📦 #9016)

1 object(s) - format STL
Tube adapter STL file ⌀ 68–46 mm (Length: 50 mm)
Tubing reducer ⌀68 mm to ⌀46 mm in STL format. Total length of this connector is 50 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a length of 15 mm, the smaller one of 15 mm as well. The ends are raw.
Parameter Value Unit
side A length 15 mm
side A outer diameter 68 mm
side A thickness 3 mm
side B length 15 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 ⌀ 58–38 mm (Length: 50 mm) (📦 #10943)

1 object(s) - format STL
Tubing adapter STL file ⌀ 58–38 mm (Length: 50 mm)
Tube fitting ⌀58 mm to ⌀38 mm in STL 3D format. Length of this coupler is 50 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 30 mm. The ends have no fillet.
Parameter Value Unit
side A length 15 mm
side A outer diameter 58 mm
side A thickness 3 mm
side B length 30 mm
side B outer diameter 38 mm
side B thickness 3 mm
transition length 5 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 50–40 mm (Length: 55 mm) (📦 #9450)

1 object(s) - format STL
Tube adapter STL file ⌀ 50–40 mm (Length: 55 mm)
Tube adapter ⌀50 mm to ⌀40 mm in STL format. Total length of this junction is 55 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 30 mm. The ends are raw.
Parameter Value Unit
side A length 15 mm
side A outer diameter 50 mm
side A thickness 3 mm
side B length 30 mm
side B outer diameter 40 mm
side B thickness 3 mm
transition length 10 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 43–35 mm (Length: 35 mm) (📦 #7073)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 43–35 mm (Length: 35 mm)
Straight tube adapter ⌀43 mm to ⌀35 mm in STL format. Length of this connector is 35 mm. The larger-diameter tube has a thickness of 2.8 mm and a length of 15 mm. The smaller-diameter tube has a thickness of 2 mm and a length of 15 mm as well. The ends are raw.
Parameter Value Unit
side A length 15 mm
side A outer diameter 43 mm
side A thickness 2.8 mm
side B length 15 mm
side B outer diameter 35 mm
side B thickness 2 mm
transition length 5 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 65–63 mm (Length: 45 mm) (📦 #6060)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 65–63 mm (Length: 45 mm)
Tube coupler ⌀65 mm to ⌀63 mm in STL 3D format. Final length of this sleeve is 45 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 are raw.
Parameter Value Unit
side A length 20 mm
side A outer diameter 65 mm
side A thickness 3 mm
side B length 20 mm
side B outer diameter 63 mm
side B thickness 3 mm
transition length 5 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 68–41 mm (Length: 50 mm) (📦 #9020)

1 object(s) - format STL
Tube adapter STL file ⌀ 68–41 mm (Length: 50 mm)
Straight tubing adapter ⌀68 mm to ⌀41 mm in STL format. Final length of this reducer is 50 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a 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 68 mm
side A thickness 3 mm
side B length 15 mm
side B outer diameter 41 mm
side B thickness 3 mm
transition length 20 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL 3D file ⌀ 68–46 mm (Length: 55 mm) (📦 #4884)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 68–46 mm (Length: 55 mm)
Inline tube reducer ⌀68 mm to ⌀46 mm in STL 3D format. Total length of this sleeve is 55 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a length of 15 mm, the smaller one of 20 mm. The ends have no fillet.
Parameter Value Unit
side A length 15 mm
side A outer diameter 68 mm
side A thickness 3 mm
side B length 20 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 3D file ⌀ 57–51 mm (Length: 55 mm) (📦 #12641)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 57–51 mm (Length: 55 mm)
Inline sleeve ⌀57 mm to ⌀51 mm in STL format. Total length of this reducer is 55 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 30 mm. The ends are raw.
Parameter Value Unit
side A length 20 mm
side A outer diameter 57 mm
side A thickness 3 mm
side B length 30 mm
side B outer diameter 51 mm
side B thickness 3 mm
transition length 5 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 81–57 mm (Length: 45 mm) (📦 #6941)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 81–57 mm (Length: 45 mm)
Straight sleeve ⌀81 mm to ⌀57 mm in STL 3D format. Final length of this reducer is 45 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a length of 15 mm, the smaller one of 20 mm. The ends are raw.
Parameter Value Unit
side A length 15 mm
side A outer diameter 81 mm
side A thickness 3 mm
side B length 20 mm
side B outer diameter 57 mm
side B thickness 3 mm
transition length 10 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 62–32 mm (Length: 50 mm) (📦 #11200)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 62–32 mm (Length: 50 mm)
Inline sleeve ⌀62 mm to ⌀32 mm in STL format. Total length of this sleeve is 50 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 10 mm. The ends are raw.
Parameter Value Unit
side A length 20 mm
side A outer diameter 62 mm
side A thickness 3 mm
side B length 10 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 ⌀ 81–58 mm (Length: 49 mm) (📦 #6944)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 81–58 mm (Length: 49 mm)
Inline tube reducer ⌀81 mm to ⌀58 mm in STL 3D format. Total length of this reducer is 49 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 24 mm. The ends are not rounded.
Parameter Value Unit
side A length 15 mm
side A outer diameter 81 mm
side A thickness 3 mm
side B length 24 mm
side B outer diameter 58 mm
side B thickness 3 mm
transition length 10 mm
axis offset 0 mm
ends fillet no fillet