Custom Tubing adapter STL 3D file ⌀ 204–154 mm (Length: 250 mm) 📦#9102

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Inline tube junction ⌀204 mm to ⌀154 mm in STL format. Total length of this coupler is 250 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a length of 50 mm, the smaller one of 100 mm. The ends have no fillet.
Generation date: 2026-05-23
3D Model Tubing adapter STL 3D file ⌀ 204–154 mm (Length: 250 mm)

3D model download

Free
  • inline-tube-adapter-lenA50mm-d_model9102-nb0_dd{id}.stl : 2 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 204 mm (≃8.03 in)
#3 side A thickness 2 mm (≃0.08 in)
#4 side B length 100 mm (≃3 15/16 in)
#5 side B outer diameter 154 mm (≃6 1/16 in)
#6 side B thickness 2 mm (≃0.08 in)
#7 transition length 100 mm (≃3 15/16 in)
#8 axis offset 0 mm (0 in)
#9 ends fillet no fillet
Metadata Value
inner diameter (side A) 200 mm (≃7 7/8 in)
inner diameter (side B) 150 mm (≃5.91 in)
total length 250 mm (≃9.84 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 ⌀ 200–151 mm (Length: 240 mm) (📦 #7499)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 200–151 mm (Length: 240 mm)
Inline tube adapter ⌀200 mm to ⌀151 mm in STL 3D format. Total length of this junction is 240 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a sleeve length of 80 mm, the smaller one of 80 mm as well. The ends are raw.
Parameter Value Unit
side A length 80 mm
side A outer diameter 200 mm
side A thickness 3 mm
side B length 80 mm
side B outer diameter 151 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

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

Tube adapter STL file ⌀ 172–150 mm (Length: 230 mm) (📦 #9261)

1 object(s) - format STL
Tube adapter STL file ⌀ 172–150 mm (Length: 230 mm)
Tube coupler ⌀172 mm to ⌀150 mm in STL format. Total length of this reducer is 230 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 80 mm. The two axes of the tubes are offset by 10.9 mm. The ends are raw.
Parameter Value Unit
side A length 50 mm
side A outer diameter 172 mm
side A thickness 4 mm
side B length 80 mm
side B outer diameter 150 mm
side B thickness 4 mm
transition length 100 mm
axis offset 10.9 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 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

Tube adapter STL 3D file ⌀ 200–110 mm (Length: 210 mm) (📦 #9819)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 200–110 mm (Length: 210 mm)
Tubing reducer ⌀200 mm to ⌀110 mm in STL 3D format. Total length of this adapter is 210 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a length of 60 mm, the smaller one of 50 mm. The ends feature an external fillet.
Parameter Value Unit
side A length 60 mm
side A outer diameter 200 mm
side A thickness 3 mm
side B length 50 mm
side B outer diameter 110 mm
side B thickness 3 mm
transition length 100 mm
axis offset 0 mm
ends fillet fillet on th...

Tube adapter STL file ⌀ 199–149 mm (Length: 150 mm) (📦 #9105)

1 object(s) - format STL
Tube adapter STL file ⌀ 199–149 mm (Length: 150 mm)
Tubing reducer ⌀199 mm to ⌀149 mm in STL format. Total length of this coupler is 150 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 have no fillet.
Parameter Value Unit
side A length 50 mm
side A outer diameter 199 mm
side A thickness 2 mm
side B length 50 mm
side B outer diameter 149 mm
side B thickness 2 mm
transition length 50 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL file ⌀ 151–106 mm (Length: 153 mm) (📦 #9138)

1 object(s) - format STL
Tubing adapter STL file ⌀ 151–106 mm (Length: 153 mm)
Inline tube junction ⌀151 mm to ⌀106 mm in STL format. Total length of this coupler is 153 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a length of 25 mm, the smaller one of 65 mm. The ends are raw.
Parameter Value Unit
side A length 25 mm
side A outer diameter 151 mm
side A thickness 3 mm
side B length 65 mm
side B outer diameter 106 mm
side B thickness 3 mm
transition length 63 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 149–100 mm (Length: 200 mm) (📦 #1288)

1 object(s) - format STL (5.0/5) 2 vote(s)
Tube adapter STL 3D file ⌀ 149–100 mm (Length: 200 mm)
Diameter adapter ⌀149 mm to ⌀100 mm in STL format. Final length of this fitting is 200 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a length of 50 mm, the smaller one of 100 mm. The ends have a fillet on the outside.
Parameter Value Unit
side A length 50 mm
side A outer diameter 149 mm
side A thickness 2 mm
side B length 100 mm
side B outer diameter 100 mm
side B thickness 2 mm
transition length 50 mm
axis offset 0 mm
ends fillet fillet on th...

Tubing adapter STL 3D file ⌀ 200–130 mm (Length: 249 mm) (📦 #5092)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 200–130 mm (Length: 249 mm)
Inline tube reducer ⌀200 mm to ⌀130 mm in STL 3D format. Length of this junction is 249 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a sleeve length of 100 mm, the smaller one of 100 mm as well. The ends are raw.
Parameter Value Unit
side A length 100 mm
side A outer diameter 200 mm
side A thickness 2 mm
side B length 100 mm
side B outer diameter 130 mm
side B thickness 2 mm
transition length 49 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 151–97 mm (Length: 155 mm) (📦 #9139)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 151–97 mm (Length: 155 mm)
Straight tube fitting ⌀151 mm to ⌀97 mm in STL 3D format. Length of this sleeve is 155 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a length of 25 mm, the smaller one of 65 mm. The ends have no fillet.
Parameter Value Unit
side A length 25 mm
side A outer diameter 151 mm
side A thickness 3 mm
side B length 65 mm
side B outer diameter 97 mm
side B thickness 3 mm
transition length 65 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 150–110 mm (Length: 195 mm) (📦 #2697)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 150–110 mm (Length: 195 mm)
Straight sleeve ⌀150 mm to ⌀110 mm in STL 3D format. Length of this adapter is 195 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 60 mm. The ends have a fillet on the outside.
Parameter Value Unit
side A length 35 mm
side A outer diameter 150 mm
side A thickness 4 mm
side B length 60 mm
side B outer diameter 110 mm
side B thickness 4 mm
transition length 100 mm
axis offset 0 mm
ends fillet fillet on th...

Tube adapter STL file ⌀ 250–120 mm (Length: 200 mm) (📦 #6010)

1 object(s) - format STL
Tube adapter STL file ⌀ 250–120 mm (Length: 200 mm)
Inline tube adapter ⌀250 mm to ⌀120 mm in STL 3D format. Total length of this sleeve is 200 mm. The larger-diameter tube has a thickness of 2.5 mm and a sleeve length of 60 mm. The smaller-diameter tube has a thickness of 3 mm and a length of 60 mm as well. The ends are rounded on the inside.
Parameter Value Unit
side A length 60 mm
side A outer diameter 250 mm
side A thickness 2.5 mm
side B length 60 mm
side B outer diameter 120 mm
side B thickness 3 mm
transition length 80 mm
axis offset 0 mm
ends fillet fillet on th...

Tube adapter STL file ⌀ 150–90 mm (Length: 200 mm) (📦 #1372)

1 object(s) - format STL
Tube adapter STL file ⌀ 150–90 mm (Length: 200 mm)
Straight tube connector ⌀150 mm to ⌀90 mm in STL format. Final length of this junction is 200 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 100 mm. The ends feature an external fillet to facilitate the connection of the two tubes.
Parameter Value Unit
side A length 50 mm
side A outer diameter 150 mm
side A thickness 2 mm
side B length 100 mm
side B outer diameter 90 mm
side B thickness 2 mm
transition length 50 mm
axis offset 0 mm
ends fillet fillet on th...

Tube adapter STL file ⌀ 203–160 mm (Length: 150 mm) (📦 #9214)

1 object(s) - format STL
Tube adapter STL file ⌀ 203–160 mm (Length: 150 mm)
Tubing reducer ⌀203 mm to ⌀160 mm in STL format. Total length of this connector is 150 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 feature an external fillet to ease the connection.
Parameter Value Unit
side A length 50 mm
side A outer diameter 203 mm
side A thickness 3 mm
side B length 50 mm
side B outer diameter 160 mm
side B thickness 3 mm
transition length 50 mm
axis offset 0 mm
ends fillet fillet on th...

Tube adapter STL 3D file ⌀ 200–150 mm (Length: 140 mm) (📦 #9073)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 200–150 mm (Length: 140 mm)
Inline tube coupler ⌀200 mm to ⌀150 mm in STL format. Length of this junction is 140 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 200 mm
side A thickness 2 mm
side B length 50 mm
side B outer diameter 150 mm
side B thickness 2 mm
transition length 40 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 3D file ⌀ 180–152 mm (Length: 159 mm) (📦 #7551)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 180–152 mm (Length: 159 mm)
Diameter adapter ⌀180 mm to ⌀152 mm in STL format. Length of this connector is 159 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a length of 50 mm, the smaller one of 55 mm. The ends are rounded on the inside to ease the connection.
Parameter Value Unit
side A length 50 mm
side A outer diameter 180 mm
side A thickness 2 mm
side B length 55 mm
side B outer diameter 152 mm
side B thickness 2 mm
transition length 54 mm
axis offset 0 mm
ends fillet fillet on th...

Tubing adapter STL file ⌀ 140–106 mm (Length: 200 mm) (📦 #5856)

1 object(s) - format STL (5.0/5) 1 vote(s)
Tubing adapter STL file ⌀ 140–106 mm (Length: 200 mm)
Straight tube reducer ⌀140 mm to ⌀106 mm in STL 3D format. Length of this reducer is 200 mm. The larger-diameter tube has a thickness of 2.5 mm and a sleeve length of 60 mm. The smaller-diameter tube has a thickness of 3 mm and a length of 60 mm as well. The ends have a fillet on the inside to ease the connection.
Parameter Value Unit
side A length 60 mm
side A outer diameter 140 mm
side A thickness 2.5 mm
side B length 60 mm
side B outer diameter 106 mm
side B thickness 3 mm
transition length 80 mm
axis offset 0 mm
ends fillet fillet on th...

Tubing adapter STL file ⌀ 205–116 mm (Length: 120 mm) (📦 #10058)

1 object(s) - format STL
Tubing adapter STL file ⌀ 205–116 mm (Length: 120 mm)
Inline sleeve ⌀205 mm to ⌀116 mm in STL 3D format. Length of this coupler is 120 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a length of 30 mm, the smaller one of 40 mm. The ends are raw.
Parameter Value Unit
side A length 30 mm
side A outer diameter 205 mm
side A thickness 2 mm
side B length 40 mm
side B outer diameter 116 mm
side B thickness 2 mm
transition length 50 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 205–114 mm (Length: 120 mm) (📦 #10057)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 205–114 mm (Length: 120 mm)
Tube junction ⌀205 mm to ⌀114 mm in STL format. Final length of this sleeve is 120 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a length of 30 mm, the smaller one of 40 mm. The ends are raw.
Parameter Value Unit
side A length 30 mm
side A outer diameter 205 mm
side A thickness 2 mm
side B length 40 mm
side B outer diameter 114 mm
side B thickness 2 mm
transition length 50 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL 3D file ⌀ 203–116 mm (Length: 120 mm) (📦 #10059)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 203–116 mm (Length: 120 mm)
Tube fitting ⌀203 mm to ⌀116 mm in STL 3D format. Final length of this reducer is 120 mm. The larger-diameter tube has a thickness of 3 mm and a length of 30 mm. The smaller-diameter tube has a thickness of 2 mm and a length of 40 mm. The ends are not rounded.
Parameter Value Unit
side A length 30 mm
side A outer diameter 203 mm
side A thickness 3 mm
side B length 40 mm
side B outer diameter 116 mm
side B thickness 2 mm
transition length 50 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 156–101 mm (Length: 250 mm) (📦 #9636)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 156–101 mm (Length: 250 mm)
Inline tube reducer ⌀156 mm to ⌀101 mm in STL 3D format. Length of this sleeve is 250 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a length of 50 mm, the smaller one of 150 mm. The ends are raw.
Parameter Value Unit
side A length 50 mm
side A outer diameter 156 mm
side A thickness 3 mm
side B length 150 mm
side B outer diameter 101 mm
side B thickness 3 mm
transition length 50 mm
axis offset 0 mm
ends fillet no fillet