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Custom Tube adapter STL file ⌀ 300–250 mm (Length: 80 mm) 📦#2560

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Inline tube junction ⌀300 mm to ⌀250 mm in STL 3D format. Final length of this junction is 80 mm. The larger-diameter tube has a thickness of 4 mm and a sleeve length of 10 mm. The smaller-diameter tube has a thickness of 2 mm and a length of 20 mm. The ends are not rounded.
Generation date: 2025-10-18
3D Model Tube adapter STL file ⌀ 300–250 mm (Length: 80 mm)

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  • inline-tube-adapter-lenA10mm-d_model2560-nb0_dd{id}.stl : 7.7 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 10 mm (≃0.39 in)
#2 side A outer diameter 300 mm (≃11 13/16 in)
#3 side A thickness 4 mm (≃0.16 in)
#4 side B length 20 mm (≃0.79 in)
#5 side B outer diameter 250 mm (≃9.84 in)
#6 side B thickness 2 mm (≃0.08 in)
#7 transition length 50 mm (≃1.97 in)
#8 axis offset 0 mm (0 in)
#9 ends fillet no fillet
Metadata Value
inner diameter (side A) 292 mm (≃11 1/2 in)
inner diameter (side B) 246 mm (≃9 11/16 in)
total length 80 mm (≃3.15 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

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To search for a model based on your own parameters, go to the template page Inline tube adapter 

Tube adapter STL 3D file ⌀ 200–180 mm (Length: 80 mm) (📦 #1161)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 200–180 mm (Length: 80 mm)
Tube reducer ⌀200 mm to ⌀180 mm in STL format. Final length of this fitting is 80 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 200 mm
side A thickness 3 mm
side B length 30 mm
side B outer diameter 180 mm
side B thickness 3 mm
transition length 20 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 250–200 mm (Length: 140 mm) (📦 #1162)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 250–200 mm (Length: 140 mm)
Tube fitting ⌀250 mm to ⌀200 mm in STL 3D format. Total length of this sleeve is 140 mm. The thickness of the tubes is identical: 5 mm. The larger-diameter tube has a length of 60 mm, the smaller one of 50 mm. The ends have a fillet on the outside to facilitate the connection of the two tubes.
Parameter Value Unit
side A length 60 mm
side A outer diameter 250 mm
side A thickness 5 mm
side B length 50 mm
side B outer diameter 200 mm
side B thickness 5 mm
transition length 30 mm
axis offset 0 mm
ends fillet fillet on th...

Tubing adapter STL file ⌀ 211–171 mm (Length: 180 mm) (📦 #3214)

1 object(s) - format STL
Tubing adapter STL file ⌀ 211–171 mm (Length: 180 mm)
Inline tube coupler ⌀211 mm to ⌀171 mm in STL 3D format. Total length of this fitting is 180 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 are raw.
Parameter Value Unit
side A length 50 mm
side A outer diameter 211 mm
side A thickness 3 mm
side B length 50 mm
side B outer diameter 171 mm
side B thickness 3 mm
transition length 80 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL 3D file ⌀ 205–165 mm (Length: 180 mm) (📦 #3159)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 205–165 mm (Length: 180 mm)
Inline sleeve ⌀205 mm to ⌀165 mm in STL 3D format. Final length of this junction is 180 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 205 mm
side A thickness 3 mm
side B length 50 mm
side B outer diameter 165 mm
side B thickness 3 mm
transition length 80 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 170–154 mm (Length: 70 mm) (📦 #2670)

1 object(s) - format STL
Tube adapter STL file ⌀ 170–154 mm (Length: 70 mm)
Tube reducer ⌀170 mm to ⌀154 mm in STL format. Length of this connector is 70 mm. The thickness of the tubes is identical: 2.5 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 170 mm
side A thickness 2.5 mm
side B length 30 mm
side B outer diameter 154 mm
side B thickness 2.5 mm
transition length 10 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 167–155 mm (Length: 70 mm) (📦 #2680)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 167–155 mm (Length: 70 mm)
Inline tubing adapter ⌀167 mm to ⌀155 mm in STL format. Final length of this reducer is 70 mm. The thickness of the tubes is identical: 2.4 mm. The larger-diameter tube has a length of 30 mm, the smaller one of 30 mm as well. The ends feature an external fillet.
Parameter Value Unit
side A length 30 mm
side A outer diameter 167 mm
side A thickness 2.4 mm
side B length 30 mm
side B outer diameter 155 mm
side B thickness 2.4 mm
transition length 10 mm
axis offset 0 mm
ends fillet fillet on th...

Tubing adapter STL 3D file ⌀ 165–154 mm (Length: 78 mm) (📦 #2662)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 165–154 mm (Length: 78 mm)
Diameter adapter ⌀165 mm to ⌀154 mm in STL 3D format. Final length of this reducer is 78 mm. The thickness of the tubes is identical: 2.4 mm. The larger-diameter tube has a sleeve 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 165 mm
side A thickness 2.4 mm
side B length 30 mm
side B outer diameter 154 mm
side B thickness 2.4 mm
transition length 8 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL file ⌀ 211–131 mm (Length: 180 mm) (📦 #3215)

1 object(s) - format STL
Tubing adapter STL file ⌀ 211–131 mm (Length: 180 mm)
Inline tube adapter ⌀211 mm to ⌀131 mm in STL format. Final length of this sleeve is 180 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 40 mm as well. The ends are raw.
Parameter Value Unit
side A length 40 mm
side A outer diameter 211 mm
side A thickness 3 mm
side B length 40 mm
side B outer diameter 131 mm
side B thickness 3 mm
transition length 100 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL 3D file ⌀ 163–154 mm (Length: 78 mm) (📦 #2658)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 163–154 mm (Length: 78 mm)
Inline tube reducer ⌀163 mm to ⌀154 mm in STL format. Final length of this connector is 78 mm. The thickness of the tubes is identical: 2.5 mm. The larger-diameter tube has a sleeve length of 40 mm, the smaller one of 30 mm. The ends feature an external fillet to make tube connection easier.
Parameter Value Unit
side A length 40 mm
side A outer diameter 163 mm
side A thickness 2.5 mm
side B length 30 mm
side B outer diameter 154 mm
side B thickness 2.5 mm
transition length 8 mm
axis offset 0 mm
ends fillet fillet on th...

Tube adapter STL 3D file ⌀ 147–138 mm (Length: 75 mm) (📦 #3044)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 147–138 mm (Length: 75 mm)
Tube fitting ⌀147 mm to ⌀138 mm in STL format. Final length of this adapter is 75 mm. The thickness of the tubes is identical: 3 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 147 mm
side A thickness 3 mm
side B length 25 mm
side B outer diameter 138 mm
side B thickness 3 mm
transition length 25 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 250–100 mm (Length: 80 mm) (📦 #1537)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 250–100 mm (Length: 80 mm)
Inline fitting ⌀250 mm to ⌀100 mm in STL format. Total length of this adapter is 80 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 have no fillet.
Parameter Value Unit
side A length 30 mm
side A outer diameter 250 mm
side A thickness 3 mm
side B length 30 mm
side B outer diameter 100 mm
side B thickness 3 mm
transition length 20 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL file ⌀ 163–154 mm (Length: 100 mm) (📦 #2657)

1 object(s) - format STL
Tubing adapter STL file ⌀ 163–154 mm (Length: 100 mm)
Inline tube coupler ⌀163 mm to ⌀154 mm in STL 3D format. Length of this sleeve is 100 mm. The thickness of the tubes is identical: 2.5 mm. The larger-diameter tube has a length of 50 mm, the smaller one of 40 mm. The ends are rounded on the outside to ease the connection.
Parameter Value Unit
side A length 50 mm
side A outer diameter 163 mm
side A thickness 2.5 mm
side B length 40 mm
side B outer diameter 154 mm
side B thickness 2.5 mm
transition length 10 mm
axis offset 0 mm
ends fillet fillet on th...

Tubing adapter STL file ⌀ 205–125 mm (Length: 180 mm) (📦 #3191)

1 object(s) - format STL
Tubing adapter STL file ⌀ 205–125 mm (Length: 180 mm)
Inline tube reducer ⌀205 mm to ⌀125 mm in STL 3D format. Total length of this connector is 180 mm. The thickness of the tubes is identical: 3 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 205 mm
side A thickness 3 mm
side B length 40 mm
side B outer diameter 125 mm
side B thickness 3 mm
transition length 100 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL 3D file ⌀ 200–150 mm (Length: 200 mm) (📦 #2825)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 200–150 mm (Length: 200 mm)
Inline tube junction ⌀200 mm to ⌀150 mm in STL format. Length of this connector is 200 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 are not rounded.
Parameter Value Unit
side A length 50 mm
side A outer diameter 200 mm
side A thickness 5 mm
side B length 50 mm
side B outer diameter 150 mm
side B thickness 5 mm
transition length 100 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL file ⌀ 147–134 mm (Length: 75 mm) (📦 #3029)

1 object(s) - format STL
Tubing adapter STL file ⌀ 147–134 mm (Length: 75 mm)
Inline sleeve ⌀147 mm to ⌀134 mm in STL format. Length of this coupler is 75 mm. The thickness of the tubes is identical: 3 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 147 mm
side A thickness 3 mm
side B length 25 mm
side B outer diameter 134 mm
side B thickness 3 mm
transition length 25 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL 3D file ⌀ 153–126 mm (Length: 100 mm) (📦 #2777)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 153–126 mm (Length: 100 mm)
Straight tube reducer ⌀153 mm to ⌀126 mm in STL format. Length of this coupler is 100 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a length of 30 mm, the smaller one of 20 mm. The ends are raw.
Parameter Value Unit
side A length 30 mm
side A outer diameter 153 mm
side A thickness 3 mm
side B length 20 mm
side B outer diameter 126 mm
side B thickness 3 mm
transition length 50 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL file ⌀ 150–131 mm (Length: 75 mm) (📦 #3019)

1 object(s) - format STL
Tubing adapter STL file ⌀ 150–131 mm (Length: 75 mm)
Inline tube coupler ⌀150 mm to ⌀131 mm in STL 3D format. Length of this junction is 75 mm. The thickness of the tubes is identical: 3 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 150 mm
side A thickness 3 mm
side B length 25 mm
side B outer diameter 131 mm
side B thickness 3 mm
transition length 25 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL 3D file ⌀ 148–135 mm (Length: 90 mm) (📦 #2891)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 148–135 mm (Length: 90 mm)
Tubing reducer ⌀148 mm to ⌀135 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 sleeve length of 20 mm, the smaller one of 50 mm. The ends are not rounded.
Parameter Value Unit
side A length 20 mm
side A outer diameter 148 mm
side A thickness 3 mm
side B length 50 mm
side B outer diameter 135 mm
side B thickness 3 mm
transition length 20 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 153–127 mm (Length: 91 mm) (📦 #2785)

1 object(s) - format STL
Tube adapter STL file ⌀ 153–127 mm (Length: 91 mm)
Inline tube reducer ⌀153 mm to ⌀127 mm in STL 3D format. Length of this connector is 91 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a sleeve length of 31 mm, the smaller one of 20 mm. The ends have no fillet.
Parameter Value Unit
side A length 31 mm
side A outer diameter 153 mm
side A thickness 2 mm
side B length 20 mm
side B outer diameter 127 mm
side B thickness 2 mm
transition length 40 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 158–118 mm (Length: 90 mm) (📦 #2318)

1 object(s) - format STL
Tube adapter STL file ⌀ 158–118 mm (Length: 90 mm)
Inline fitting ⌀158 mm to ⌀118 mm in STL format. Final length of this connector 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 have no fillet.
Parameter Value Unit
side A length 30 mm
side A outer diameter 158 mm
side A thickness 3 mm
side B length 30 mm
side B outer diameter 118 mm
side B thickness 3 mm
transition length 30 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 200–100 mm (Length: 80 mm) (📦 #1536)

1 object(s) - format STL
Tube adapter STL file ⌀ 200–100 mm (Length: 80 mm)
Inline fitting ⌀200 mm to ⌀100 mm in STL format. Length of this adapter is 80 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 have no fillet.
Parameter Value Unit
side A length 30 mm
side A outer diameter 200 mm
side A thickness 3 mm
side B length 30 mm
side B outer diameter 100 mm
side B thickness 3 mm
transition length 20 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 245–106 mm (Length: 145 mm) (📦 #1930)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 245–106 mm (Length: 145 mm)
Inline tube junction ⌀245 mm to ⌀106 mm in STL format. Final length of this reducer is 145 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a length of 70 mm, the smaller one of 5 mm. The ends have no fillet.
Parameter Value Unit
side A length 70 mm
side A outer diameter 245 mm
side A thickness 3 mm
side B length 5 mm
side B outer diameter 106 mm
side B thickness 3 mm
transition length 70 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 158–118 mm (Length: 65 mm) (📦 #2289)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 158–118 mm (Length: 65 mm)
Tube adapter ⌀158 mm to ⌀118 mm in STL format. Final length of this fitting is 65 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 158 mm
side A thickness 3 mm
side B length 30 mm
side B outer diameter 118 mm
side B thickness 3 mm
transition length 5 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 140–120 mm (Length: 60 mm) (📦 #1207)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 140–120 mm (Length: 60 mm)
Tube fitting ⌀140 mm to ⌀120 mm in STL 3D format. Final length of this sleeve is 60 mm. The thickness of the tubes is identical: 4 mm. The larger-diameter tube has a 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 140 mm
side A thickness 4 mm
side B length 20 mm
side B outer diameter 120 mm
side B thickness 4 mm
transition length 20 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 157–117 mm (Length: 65 mm) (📦 #2290)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 157–117 mm (Length: 65 mm)
Tube connector ⌀157 mm to ⌀117 mm in STL 3D format. Total length of this fitting is 65 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 have no fillet.
Parameter Value Unit
side A length 30 mm
side A outer diameter 157 mm
side A thickness 3 mm
side B length 30 mm
side B outer diameter 117 mm
side B thickness 3 mm
transition length 5 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 250–150 mm (Length: 180 mm) (📦 #2219)

1 object(s) - format STL
Tube adapter STL file ⌀ 250–150 mm (Length: 180 mm)
Straight tube coupler ⌀250 mm to ⌀150 mm in STL 3D format. Total length of this coupler is 180 mm. The thickness of the tubes is identical: 7 mm. The larger-diameter tube has a 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 250 mm
side A thickness 7 mm
side B length 60 mm
side B outer diameter 150 mm
side B thickness 7 mm
transition length 60 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 160–110 mm (Length: 65 mm) (📦 #2288)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 160–110 mm (Length: 65 mm)
Tube adapter ⌀160 mm to ⌀110 mm in STL 3D format. Total length of this fitting is 65 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 raw.
Parameter Value Unit
side A length 30 mm
side A outer diameter 160 mm
side A thickness 3 mm
side B length 30 mm
side B outer diameter 110 mm
side B thickness 3 mm
transition length 5 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 150–100 mm (Length: 100 mm) (📦 #2728)

1 object(s) - format STL
Tube adapter STL file ⌀ 150–100 mm (Length: 100 mm)
Straight tube fitting ⌀150 mm to ⌀100 mm in STL 3D format. Length of this adapter is 100 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a 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 150 mm
side A thickness 3 mm
side B length 30 mm
side B outer diameter 100 mm
side B thickness 3 mm
transition length 50 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 240–106 mm (Length: 160 mm) (📦 #1932)

1 object(s) - format STL
Tube adapter STL file ⌀ 240–106 mm (Length: 160 mm)
Straight tube connector ⌀240 mm to ⌀106 mm in STL 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 70 mm, the smaller one of 70 mm as well. The ends are raw.
Parameter Value Unit
side A length 70 mm
side A outer diameter 240 mm
side A thickness 3 mm
side B length 70 mm
side B outer diameter 106 mm
side B thickness 3 mm
transition length 20 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 230–106 mm (Length: 160 mm) (📦 #1933)

1 object(s) - format STL
Tube adapter STL file ⌀ 230–106 mm (Length: 160 mm)
Tube reducer ⌀230 mm to ⌀106 mm in STL 3D format. Total length of this sleeve is 160 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a sleeve length of 70 mm, the smaller one of 70 mm as well. The ends are raw.
Parameter Value Unit
side A length 70 mm
side A outer diameter 230 mm
side A thickness 3 mm
side B length 70 mm
side B outer diameter 106 mm
side B thickness 3 mm
transition length 20 mm
axis offset 0 mm
ends fillet no fillet