Custom Tubing adapter STL file ⌀ 16–10 mm (Length: 100 mm) 📦#10458

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Tube adapter ⌀16 mm to ⌀10 mm in STL format. Final length of this sleeve is 100 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a sleeve length of 50 mm, the smaller one of 30 mm. The ends are not rounded.
Generation date: 2026-07-27
3D Model Tubing adapter STL file ⌀ 16–10 mm (Length: 100 mm)

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  • inline-tube-adapter-lenA50mm-d_model10458-nb0_dd{id}.stl : 801.6 Ko
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 50 mm (≃1.97 in)
#2 side A outer diameter 16 mm (≃5/8 in)
#3 side A thickness 2 mm (≃0.08 in)
#4 side B length 30 mm (≃1 3/16 in)
#5 side B outer diameter 10 mm (≃0.39 in)
#6 side B thickness 2 mm (≃0.08 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) 12 mm (≃0.47 in)
inner diameter (side B) 6 mm (≃1/4 in)
total length 100 mm (≃3 15/16 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 ⌀ 9–5 mm (Length: 90 mm) (📦 #10407)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 9–5 mm (Length: 90 mm)
Inline tubing adapter ⌀9 mm to ⌀5 mm in STL 3D format. Final length of this fitting is 90 mm. The thickness of the tubes is identical: 2 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 9 mm
side A thickness 2 mm
side B length 40 mm
side B outer diameter 5 mm
side B thickness 2 mm
transition length 10 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL file ⌀ 36–12 mm (Length: 105 mm) (📦 #9491)

1 object(s) - format STL
Tubing adapter STL file ⌀ 36–12 mm (Length: 105 mm)
Tube adapter ⌀36 mm to ⌀12 mm in STL format. Length of this junction is 105 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 have no fillet.
Parameter Value Unit
side A length 40 mm
side A outer diameter 36 mm
side A thickness 2 mm
side B length 40 mm
side B outer diameter 12 mm
side B thickness 2 mm
transition length 25 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 40–12 mm (Length: 85 mm) (📦 #2465)

1 object(s) - format STL
Tube adapter STL file ⌀ 40–12 mm (Length: 85 mm)
Tube coupler ⌀40 mm to ⌀12 mm in STL format. Final length of this coupler is 85 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 20 mm. The ends are not rounded.
Parameter Value Unit
side A length 40 mm
side A outer diameter 40 mm
side A thickness 2 mm
side B length 20 mm
side B outer diameter 12 mm
side B thickness 2 mm
transition length 25 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 40–16 mm (Length: 85 mm) (📦 #2463)

1 object(s) - format STL
Tube adapter STL file ⌀ 40–16 mm (Length: 85 mm)
Tube adapter ⌀40 mm to ⌀16 mm in STL format. Final length of this adapter is 85 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a length of 40 mm, the smaller one of 20 mm. The ends are raw.
Parameter Value Unit
side A length 40 mm
side A outer diameter 40 mm
side A thickness 2 mm
side B length 20 mm
side B outer diameter 16 mm
side B thickness 2 mm
transition length 25 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL 3D file ⌀ 32–19 mm (Length: 70 mm) (📦 #9115)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 32–19 mm (Length: 70 mm)
Tube coupler ⌀32 mm to ⌀19 mm in STL format. Total length of this reducer is 70 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a sleeve length of 35 mm, the smaller one of 25 mm. The ends are raw.
Parameter Value Unit
side A length 35 mm
side A outer diameter 32 mm
side A thickness 2 mm
side B length 25 mm
side B outer diameter 19 mm
side B thickness 2 mm
transition length 10 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 27–17 mm (Length: 65 mm) (📦 #9158)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 27–17 mm (Length: 65 mm)
Tube adapter ⌀27 mm to ⌀17 mm in STL format. Final length of this reducer is 65 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a sleeve length of 35 mm, the smaller one of 20 mm. The ends are not rounded.
Parameter Value Unit
side A length 35 mm
side A outer diameter 27 mm
side A thickness 2 mm
side B length 20 mm
side B outer diameter 17 mm
side B thickness 2 mm
transition length 10 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL 3D file ⌀ 38–20 mm (Length: 77 mm) (📦 #3809)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 38–20 mm (Length: 77 mm)
Inline tube junction ⌀38 mm to ⌀20 mm in STL format. Length of this junction is 77 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a length of 40 mm, the smaller one of 15 mm. The ends have no fillet.
Parameter Value Unit
side A length 40 mm
side A outer diameter 38 mm
side A thickness 2 mm
side B length 15 mm
side B outer diameter 20 mm
side B thickness 2 mm
transition length 22 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 14–13 mm (Length: 70 mm) (📦 #2052)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 14–13 mm (Length: 70 mm)
Inline tube adapter ⌀14 mm to ⌀13 mm in STL 3D format. Length of this coupler is 70 mm. The larger-diameter tube has a thickness of 2.1 mm and a sleeve length of 30 mm. The smaller-diameter tube has a thickness of 2 mm and a length of 20 mm. The ends are not rounded.
Parameter Value Unit
side A length 30 mm
side A outer diameter 14 mm
side A thickness 2.1 mm
side B length 20 mm
side B outer diameter 13 mm
side B thickness 2 mm
transition length 20 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL file ⌀ 37–23 mm (Length: 77 mm) (📦 #3792)

1 object(s) - format STL
Tubing adapter STL file ⌀ 37–23 mm (Length: 77 mm)
Inline fitting ⌀37 mm to ⌀23 mm in STL 3D format. Final length of this sleeve is 77 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 15 mm. The ends have no fillet.
Parameter Value Unit
side A length 40 mm
side A outer diameter 37 mm
side A thickness 2 mm
side B length 15 mm
side B outer diameter 23 mm
side B thickness 2 mm
transition length 22 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL 3D file ⌀ 40–20 mm (Length: 110 mm) (📦 #3010)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 40–20 mm (Length: 110 mm)
Inline fitting ⌀40 mm to ⌀20 mm in STL format. Final length of this reducer is 110 mm. The larger-diameter tube has a thickness of 2 mm and a length of 40 mm. The smaller-diameter tube has a thickness of 2.2 mm and a length of 40 mm as well. The ends are not rounded.
Parameter Value Unit
side A length 40 mm
side A outer diameter 40 mm
side A thickness 2 mm
side B length 40 mm
side B outer diameter 20 mm
side B thickness 2.2 mm
transition length 30 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 38–32 mm (Length: 90 mm) (📦 #4840)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 38–32 mm (Length: 90 mm)
Straight tube coupler ⌀38 mm to ⌀32 mm in STL format. Final length of this junction is 90 mm. The thickness of the tubes is identical: 2.3 mm. The larger-diameter tube has a length of 40 mm, the smaller one of 30 mm. The ends are raw.
Parameter Value Unit
side A length 40 mm
side A outer diameter 38 mm
side A thickness 2.3 mm
side B length 30 mm
side B outer diameter 32 mm
side B thickness 2.3 mm
transition length 20 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL file ⌀ 35–31 mm (Length: 80 mm) (📦 #8143)

1 object(s) - format STL
Tubing adapter STL file ⌀ 35–31 mm (Length: 80 mm)
Tube fitting ⌀35 mm to ⌀31 mm in STL 3D format. Total length of this sleeve is 80 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a length of 40 mm, the smaller one of 30 mm. The ends are not rounded.
Parameter Value Unit
side A length 40 mm
side A outer diameter 35 mm
side A thickness 2 mm
side B length 30 mm
side B outer diameter 31 mm
side B thickness 2 mm
transition length 10 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 30–25 mm (Length: 120 mm) (📦 #10229)

1 object(s) - format STL
Tube adapter STL file ⌀ 30–25 mm (Length: 120 mm)
Tubing reducer ⌀30 mm to ⌀25 mm in STL 3D format. Length of this connector is 120 mm. The thickness of the tubes is identical: 2 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 30 mm
side A thickness 2 mm
side B length 50 mm
side B outer diameter 25 mm
side B thickness 2 mm
transition length 20 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 39–32 mm (Length: 90 mm) (📦 #4181)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 39–32 mm (Length: 90 mm)
Inline tubing adapter ⌀39 mm to ⌀32 mm in STL 3D format. Final length of this reducer is 90 mm. The thickness of the tubes is identical: 2.3 mm. The larger-diameter tube has a length of 40 mm, the smaller one of 30 mm. The ends are not rounded.
Parameter Value Unit
side A length 40 mm
side A outer diameter 39 mm
side A thickness 2.3 mm
side B length 30 mm
side B outer diameter 32 mm
side B thickness 2.3 mm
transition length 20 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL 3D file ⌀ 32–19 mm (Length: 65 mm) (📦 #4497)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 32–19 mm (Length: 65 mm)
Tube fitting ⌀32 mm to ⌀19 mm in STL 3D format. Length of this junction is 65 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a sleeve length of 35 mm, the smaller one of 20 mm. The ends are not rounded.
Parameter Value Unit
side A length 35 mm
side A outer diameter 32 mm
side A thickness 2 mm
side B length 20 mm
side B outer diameter 19 mm
side B thickness 2 mm
transition length 10 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL file ⌀ 40–24 mm (Length: 110 mm) (📦 #3009)

1 object(s) - format STL
Tubing adapter STL file ⌀ 40–24 mm (Length: 110 mm)
Straight tube adapter ⌀40 mm to ⌀24 mm in STL 3D format. Total length of this adapter is 110 mm. The thickness of the tubes is identical: 2.1 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 40 mm
side A thickness 2.1 mm
side B length 40 mm
side B outer diameter 24 mm
side B thickness 2.1 mm
transition length 30 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL file ⌀ 27–12 mm (Length: 65 mm) (📦 #9299)

1 object(s) - format STL
Tubing adapter STL file ⌀ 27–12 mm (Length: 65 mm)
Inline tubing adapter ⌀27 mm to ⌀12 mm in STL 3D format. Total length of this fitting is 65 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 20 mm. The ends are not rounded.
Parameter Value Unit
side A length 30 mm
side A outer diameter 27 mm
side A thickness 2 mm
side B length 20 mm
side B outer diameter 12 mm
side B thickness 2 mm
transition length 15 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 43–10 mm (Length: 80 mm) (📦 #3379)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 43–10 mm (Length: 80 mm)
Inline tubing adapter ⌀43 mm to ⌀10 mm in STL 3D format. Total length of this reducer is 80 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 43 mm
side A thickness 2 mm
side B length 30 mm
side B outer diameter 10 mm
side B thickness 2 mm
transition length 20 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL file ⌀ 32–25 mm (Length: 85 mm) (📦 #7957)

1 object(s) - format STL
Tubing adapter STL file ⌀ 32–25 mm (Length: 85 mm)
Straight tubing adapter ⌀32 mm to ⌀25 mm in STL 3D format. Final length of this coupler is 85 mm. The thickness of the tubes is identical: 2 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 32 mm
side A thickness 2 mm
side B length 40 mm
side B outer diameter 25 mm
side B thickness 2 mm
transition length 5 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL file ⌀ 44–24 mm (Length: 110 mm) (📦 #3008)

1 object(s) - format STL
Tubing adapter STL file ⌀ 44–24 mm (Length: 110 mm)
Inline tube coupler ⌀44 mm to ⌀24 mm in STL 3D format. Total length of this fitting is 110 mm. The thickness of the tubes is identical: 2.1 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 44 mm
side A thickness 2.1 mm
side B length 40 mm
side B outer diameter 24 mm
side B thickness 2.1 mm
transition length 30 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 33–24 mm (Length: 110 mm) (📦 #7249)

1 object(s) - format STL
Tube adapter STL file ⌀ 33–24 mm (Length: 110 mm)
Tube reducer ⌀33 mm to ⌀24 mm in STL 3D format. Length of this coupler is 110 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a sleeve length of 50 mm, the smaller one of 50 mm as well. The ends are not rounded.
Parameter Value Unit
side A length 50 mm
side A outer diameter 33 mm
side A thickness 2 mm
side B length 50 mm
side B outer diameter 24 mm
side B thickness 2 mm
transition length 10 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL file ⌀ 29–24 mm (Length: 70 mm) (📦 #10812)

1 object(s) - format STL
Tubing adapter STL file ⌀ 29–24 mm (Length: 70 mm)
Straight tube connector ⌀29 mm to ⌀24 mm in STL 3D format. Total length of this reducer is 70 mm. The thickness of the tubes is identical: 2 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 29 mm
side A thickness 2 mm
side B length 30 mm
side B outer diameter 24 mm
side B thickness 2 mm
transition length 10 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 47–25 mm (Length: 90 mm) (📦 #10118)

1 object(s) - format STL
Tube adapter STL file ⌀ 47–25 mm (Length: 90 mm)
Tube fitting ⌀47 mm to ⌀25 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 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 47 mm
side A thickness 2 mm
side B length 40 mm
side B outer diameter 25 mm
side B thickness 2 mm
transition length 10 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL 3D file ⌀ 39–36 mm (Length: 100 mm) (📦 #7761)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 39–36 mm (Length: 100 mm)
Straight tubing adapter ⌀39 mm to ⌀36 mm in STL 3D format. Total length of this sleeve is 100 mm. The thickness of the tubes is identical: 2 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 39 mm
side A thickness 2 mm
side B length 40 mm
side B outer diameter 36 mm
side B thickness 2 mm
transition length 10 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 39–30 mm (Length: 80 mm) (📦 #6726)

1 object(s) - format STL
Tube adapter STL file ⌀ 39–30 mm (Length: 80 mm)
Inline tubing adapter ⌀39 mm to ⌀30 mm in STL format. Final length of this connector is 80 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a sleeve length of 35 mm, the smaller one of 35 mm as well. The ends are not rounded.
Parameter Value Unit
side A length 35 mm
side A outer diameter 39 mm
side A thickness 2 mm
side B length 35 mm
side B outer diameter 30 mm
side B thickness 2 mm
transition length 10 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 25–19 mm (Length: 65 mm) (📦 #8085)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 25–19 mm (Length: 65 mm)
Straight sleeve ⌀25 mm to ⌀19 mm in STL 3D format. Final length of this fitting is 65 mm. The thickness of the tubes is identical: 2 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 25 mm
side A thickness 2 mm
side B length 30 mm
side B outer diameter 19 mm
side B thickness 2 mm
transition length 5 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 25–11 mm (Length: 65 mm) (📦 #4176)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 25–11 mm (Length: 65 mm)
Tube adapter ⌀25 mm to ⌀11 mm in STL format. Final length of this connector is 65 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 15 mm. The axes of the tubes are off-center by 3.1 mm. The ends have no fillet.
Parameter Value Unit
side A length 30 mm
side A outer diameter 25 mm
side A thickness 2 mm
side B length 15 mm
side B outer diameter 11 mm
side B thickness 2 mm
transition length 20 mm
axis offset 3.1 mm
ends fillet no fillet

Tubing adapter STL 3D file ⌀ 46–40 mm (Length: 91 mm) (📦 #8135)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 46–40 mm (Length: 91 mm)
Inline tube coupler ⌀46 mm to ⌀40 mm in STL 3D format. Total length of this coupler is 91 mm. The thickness of the tubes is identical: 2 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 46 mm
side A thickness 2 mm
side B length 30 mm
side B outer diameter 40 mm
side B thickness 2 mm
transition length 11 mm
axis offset 0 mm
ends fillet no fillet