Custom Tube adapter STL file ⌀ 80–50 mm (Length: 700 mm) 📦#3992

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Inline fitting ⌀80 mm to ⌀50 mm in STL format. Length of this coupler is 700 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a length of 300 mm, the smaller one of 300 mm as well. The ends are raw.
Generation date: 2025-11-28
3D Model Tube adapter STL file ⌀ 80–50 mm (Length: 700 mm)

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  • inline-tube-adapter-lenA300mm-_model3992-nb0_dd{id}.stl : 867.9 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 300 mm (≃11 13/16 in)
#2 side A outer diameter 80 mm (≃3.15 in)
#3 side A thickness 3 mm (≃1/8 in)
#4 side B length 300 mm (≃11 13/16 in)
#5 side B outer diameter 50 mm (≃1.97 in)
#6 side B thickness 3 mm (≃1/8 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) 74 mm (≃2.91 in)
inner diameter (side B) 44 mm (≃1.73 in)
total length 700 mm (≃27 9/16 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

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

Tubing adapter STL file ⌀ 80–58 mm (Length: 420 mm) (📦 #8289)

1 object(s) - format STL
Tubing adapter STL file ⌀ 80–58 mm (Length: 420 mm)
Tube reducer ⌀80 mm to ⌀58 mm in STL format. Final length of this fitting is 420 mm. The thickness of the tubes is identical: 5 mm. The larger-diameter tube has a length of 200 mm, the smaller one of 200 mm as well. The ends are not rounded.
Parameter Value Unit
side A length 200 mm
side A outer diameter 80 mm
side A thickness 5 mm
side B length 200 mm
side B outer diameter 58 mm
side B thickness 5 mm
transition length 20 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 200–160 mm (Length: 450 mm) (📦 #3839)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 200–160 mm (Length: 450 mm)
Inline tube coupler ⌀200 mm to ⌀160 mm in STL format. Total length of this junction is 450 mm. The larger-diameter tube has a thickness of 6 mm and a sleeve length of 200 mm. The smaller-diameter tube has a thickness of 4 mm and a length of 150 mm. The ends have no fillet.
Parameter Value Unit
side A length 200 mm
side A outer diameter 200 mm
side A thickness 6 mm
side B length 150 mm
side B outer diameter 160 mm
side B thickness 4 mm
transition length 100 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 200–160 mm (Length: 450 mm) (📦 #1102)

1 object(s) - format STL (5.0/5) 1 vote(s)
Tube adapter STL 3D file ⌀ 200–160 mm (Length: 450 mm)
Straight tube fitting ⌀200 mm to ⌀160 mm in STL format. Total length of this coupler is 450 mm. The larger-diameter tube has a thickness of 6 mm and a sleeve length of 200 mm. The smaller-diameter tube has a thickness of 4 mm and a length of 150 mm. The axes of the tubes are offset by 17 mm. The ends are raw.
Parameter Value Unit
side A length 200 mm
side A outer diameter 200 mm
side A thickness 6 mm
side B length 150 mm
side B outer diameter 160 mm
side B thickness 4 mm
transition length 100 mm
axis offset 17 mm
ends fillet no fillet

Tubing adapter STL 3D file ⌀ 160–39 mm (Length: 450 mm) (📦 #4823)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 160–39 mm (Length: 450 mm)
Straight sleeve ⌀160 mm to ⌀39 mm in STL 3D format. Final length of this coupler is 450 mm. The larger-diameter tube has a thickness of 4 mm and a length of 110 mm. The smaller-diameter tube has a thickness of 5 mm and a length of 300 mm. The axes of the tubes are offset by 25.4 mm. The ends are not rounded.
Parameter Value Unit
side A length 110 mm
side A outer diameter 160 mm
side A thickness 4 mm
side B length 300 mm
side B outer diameter 39 mm
side B thickness 5 mm
transition length 40 mm
axis offset 25.4 mm
ends fillet no fillet

Tubing adapter STL 3D file ⌀ 150–50 mm (Length: 350 mm) (📦 #2816)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 150–50 mm (Length: 350 mm)
Tubing adapter ⌀150 mm to ⌀50 mm in STL format. Total length of this sleeve is 350 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a length of 150 mm, the smaller one of 100 mm. The ends are not rounded.
Parameter Value Unit
side A length 150 mm
side A outer diameter 150 mm
side A thickness 3 mm
side B length 100 mm
side B outer diameter 50 mm
side B thickness 3 mm
transition length 100 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL 3D file ⌀ 105–90 mm (Length: 400 mm) (📦 #6123)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 105–90 mm (Length: 400 mm)
Inline tube coupler ⌀105 mm to ⌀90 mm in STL 3D format. Final length of this junction is 400 mm. The thickness of the tubes is identical: 5 mm. The larger-diameter tube has a sleeve length of 300 mm, the smaller one of 40 mm. The axes of the tubes are offset by 7.4 mm. The ends are rounded to make tube connection easier.
Parameter Value Unit
side A length 300 mm
side A outer diameter 105 mm
side A thickness 5 mm
side B length 40 mm
side B outer diameter 90 mm
side B thickness 5 mm
transition length 60 mm
axis offset 7.4 mm
ends fillet fillet on bo...

Tube adapter STL file ⌀ 27–21 mm (Length: 395 mm) (📦 #3675)

1 object(s) - format STL
Tube adapter STL file ⌀ 27–21 mm (Length: 395 mm)
Straight tube coupler ⌀27 mm to ⌀21 mm in STL 3D format. Total length of this sleeve is 395 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a sleeve length of 60 mm, the smaller one of 300 mm. The ends have no fillet.
Parameter Value Unit
side A length 60 mm
side A outer diameter 27 mm
side A thickness 2 mm
side B length 300 mm
side B outer diameter 21 mm
side B thickness 2 mm
transition length 35 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 110–100 mm (Length: 270 mm) (📦 #1477)

1 object(s) - format STL
Tube adapter STL file ⌀ 110–100 mm (Length: 270 mm)
Diameter adapter ⌀110 mm to ⌀100 mm in STL format. Final length of this sleeve is 270 mm. The thickness of the tubes is identical: 5 mm. The larger-diameter tube has a length of 150 mm, the smaller one of 100 mm. The ends have a fillet on the outside.
Parameter Value Unit
side A length 150 mm
side A outer diameter 110 mm
side A thickness 5 mm
side B length 100 mm
side B outer diameter 100 mm
side B thickness 5 mm
transition length 20 mm
axis offset 0 mm
ends fillet fillet on th...

Tube adapter STL 3D file ⌀ 50–39 mm (Length: 390 mm) (📦 #1461)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 50–39 mm (Length: 390 mm)
Tube connector ⌀50 mm to ⌀39 mm in STL 3D format. Total length of this fitting is 390 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a length of 60 mm, the smaller one of 300 mm. The two axes of the tubes are off-center by 5 mm. The ends have a fillet on the outside.
Parameter Value Unit
side A length 60 mm
side A outer diameter 50 mm
side A thickness 2 mm
side B length 300 mm
side B outer diameter 39 mm
side B thickness 2 mm
transition length 30 mm
axis offset 5 mm
ends fillet fillet on th...

Tube adapter STL 3D file ⌀ 85–70 mm (Length: 255 mm) (📦 #4544)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 85–70 mm (Length: 255 mm)
Inline tube reducer ⌀85 mm to ⌀70 mm in STL 3D format. Length of this coupler is 255 mm. The thickness of the tubes is identical: 5 mm. The larger-diameter tube has a sleeve length of 150 mm, the smaller one of 100 mm. The ends are raw.
Parameter Value Unit
side A length 150 mm
side A outer diameter 85 mm
side A thickness 5 mm
side B length 100 mm
side B outer diameter 70 mm
side B thickness 5 mm
transition length 5 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 80–65 mm (Length: 255 mm) (📦 #4535)

1 object(s) - format STL
Tube adapter STL file ⌀ 80–65 mm (Length: 255 mm)
Inline tube coupler ⌀80 mm to ⌀65 mm in STL format. Length of this sleeve is 255 mm. The thickness of the tubes is identical: 5 mm. The larger-diameter tube has a sleeve length of 150 mm, the smaller one of 100 mm. The ends have a fillet on the outside to ease the connection.
Parameter Value Unit
side A length 150 mm
side A outer diameter 80 mm
side A thickness 5 mm
side B length 100 mm
side B outer diameter 65 mm
side B thickness 5 mm
transition length 5 mm
axis offset 0 mm
ends fillet fillet on th...

Tubing adapter STL file ⌀ 85–75 mm (Length: 255 mm) (📦 #4542)

1 object(s) - format STL
Tubing adapter STL file ⌀ 85–75 mm (Length: 255 mm)
Tubing reducer ⌀85 mm to ⌀75 mm in STL 3D format. Length of this fitting is 255 mm. The thickness of the tubes is identical: 5 mm. The larger-diameter tube has a sleeve length of 150 mm, the smaller one of 100 mm. The ends have a fillet on the outside to make tube connection easier.
Parameter Value Unit
side A length 150 mm
side A outer diameter 85 mm
side A thickness 5 mm
side B length 100 mm
side B outer diameter 75 mm
side B thickness 5 mm
transition length 5 mm
axis offset 0 mm
ends fillet fillet on th...

Tube adapter STL 3D file ⌀ 90–75 mm (Length: 255 mm) (📦 #4541)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 90–75 mm (Length: 255 mm)
Straight tube reducer ⌀90 mm to ⌀75 mm in STL 3D format. Length of this adapter is 255 mm. The thickness of the tubes is identical: 5 mm. The larger-diameter tube has a sleeve length of 150 mm, the smaller one of 100 mm. The ends have a fillet on the outside to facilitate the connection of the two tubes.
Parameter Value Unit
side A length 150 mm
side A outer diameter 90 mm
side A thickness 5 mm
side B length 100 mm
side B outer diameter 75 mm
side B thickness 5 mm
transition length 5 mm
axis offset 0 mm
ends fillet fillet on th...

Tube adapter STL file ⌀ 100–80 mm (Length: 270 mm) (📦 #2651)

1 object(s) - format STL
Tube adapter STL file ⌀ 100–80 mm (Length: 270 mm)
Straight tube fitting ⌀100 mm to ⌀80 mm in STL 3D format. Length of this sleeve is 270 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a length of 200 mm, the smaller one of 50 mm. The ends have no fillet.
Parameter Value Unit
side A length 200 mm
side A outer diameter 100 mm
side A thickness 2 mm
side B length 50 mm
side B outer diameter 80 mm
side B thickness 2 mm
transition length 20 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 80–50 mm (Length: 250 mm) (📦 #2491)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 80–50 mm (Length: 250 mm)
Tube junction ⌀80 mm to ⌀50 mm in STL format. Total length of this reducer is 250 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a length of 200 mm, the smaller one of 30 mm. The ends are raw.
Parameter Value Unit
side A length 200 mm
side A outer diameter 80 mm
side A thickness 3 mm
side B length 30 mm
side B outer diameter 50 mm
side B thickness 3 mm
transition length 20 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 100–79 mm (Length: 240 mm) (📦 #9233)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 100–79 mm (Length: 240 mm)
Straight tube adapter ⌀100 mm to ⌀79 mm in STL 3D format. Length of this junction is 240 mm. The larger-diameter tube has a thickness of 4 mm and a length of 100 mm. The smaller-diameter tube has a thickness of 5 mm and a length of 100 mm as well. The ends have no fillet.
Parameter Value Unit
side A length 100 mm
side A outer diameter 100 mm
side A thickness 4 mm
side B length 100 mm
side B outer diameter 79 mm
side B thickness 5 mm
transition length 40 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL file ⌀ 60–50 mm (Length: 230 mm) (📦 #8923)

1 object(s) - format STL
Tubing adapter STL file ⌀ 60–50 mm (Length: 230 mm)
Tube fitting ⌀60 mm to ⌀50 mm in STL 3D format. Length of this fitting is 230 mm. The thickness of the tubes is identical: 5 mm. The larger-diameter tube has a sleeve length of 100 mm, the smaller one of 100 mm as well. The ends have no fillet.
Parameter Value Unit
side A length 100 mm
side A outer diameter 60 mm
side A thickness 5 mm
side B length 100 mm
side B outer diameter 50 mm
side B thickness 5 mm
transition length 30 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL file ⌀ 110–100 mm (Length: 225 mm) (📦 #1479)

1 object(s) - format STL
Tube adapter STL file ⌀ 110–100 mm (Length: 225 mm)
Inline tube coupler ⌀110 mm to ⌀100 mm in STL 3D format. Final length of this fitting is 225 mm. The thickness of the tubes is identical: 5 mm. The larger-diameter tube has a sleeve length of 110 mm, the smaller one of 100 mm. The ends have a fillet on the outside.
Parameter Value Unit
side A length 110 mm
side A outer diameter 110 mm
side A thickness 5 mm
side B length 100 mm
side B outer diameter 100 mm
side B thickness 5 mm
transition length 15 mm
axis offset 0 mm
ends fillet fillet on th...

Tube adapter STL 3D file ⌀ 100–79 mm (Length: 240 mm) (📦 #4447)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 100–79 mm (Length: 240 mm)
Straight tube fitting ⌀100 mm to ⌀79 mm in STL 3D format. Total length of this sleeve is 240 mm. The larger-diameter tube has a thickness of 4 mm and a sleeve length of 100 mm. The smaller-diameter tube has a thickness of 5 mm and a length of 100 mm as well. The axes of the tubes are offset by 11.4 mm. The ends feature an external fillet.
Parameter Value Unit
side A length 100 mm
side A outer diameter 100 mm
side A thickness 4 mm
side B length 100 mm
side B outer diameter 79 mm
side B thickness 5 mm
transition length 40 mm
axis offset 11.4 mm
ends fillet fillet on th...

Tube adapter STL file ⌀ 36–32 mm (Length: 210 mm) (📦 #9203)

1 object(s) - format STL
Tube adapter STL file ⌀ 36–32 mm (Length: 210 mm)
Inline sleeve ⌀36 mm to ⌀32 mm in STL 3D format. Length of this adapter is 210 mm. The thickness of the tubes is identical: 3 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 36 mm
side A thickness 3 mm
side B length 100 mm
side B outer diameter 32 mm
side B thickness 3 mm
transition length 10 mm
axis offset 0 mm
ends fillet no fillet

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 ⌀ 160–90 mm (Length: 250 mm) (📦 #1365)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 160–90 mm (Length: 250 mm)
Straight sleeve ⌀160 mm to ⌀90 mm in STL 3D format. Final length of this adapter is 250 mm. The larger-diameter tube has a thickness of 4 mm and a length of 110 mm. The smaller-diameter tube has a thickness of 5 mm and a length of 100 mm. The axes of the tubes are offset by 25.4 mm. The ends have no fillet.
Parameter Value Unit
side A length 110 mm
side A outer diameter 160 mm
side A thickness 4 mm
side B length 100 mm
side B outer diameter 90 mm
side B thickness 5 mm
transition length 40 mm
axis offset 25.4 mm
ends fillet no fillet

Tube adapter STL file ⌀ 183–97 mm (Length: 300 mm) (📦 #3865)

1 object(s) - format STL
Tube adapter STL file ⌀ 183–97 mm (Length: 300 mm)
Straight tubing adapter ⌀183 mm to ⌀97 mm in STL format. Final length of this connector is 300 mm. The thickness of the tubes is identical: 6 mm. The larger-diameter tube has a sleeve length of 100 mm, the smaller one of 100 mm as well. The ends have a fillet on the inside to make tube connection easier.
Parameter Value Unit
side A length 100 mm
side A outer diameter 183 mm
side A thickness 6 mm
side B length 100 mm
side B outer diameter 97 mm
side B thickness 6 mm
transition length 100 mm
axis offset 0 mm
ends fillet fillet on th...

Tube adapter STL 3D file ⌀ 110–90 mm (Length: 215 mm) (📦 #1478)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 110–90 mm (Length: 215 mm)
Tube coupler ⌀110 mm to ⌀90 mm in STL 3D format. Length of this connector is 215 mm. The thickness of the tubes is identical: 5 mm. The larger-diameter tube has a sleeve length of 100 mm, the smaller one of 100 mm as well. The ends are rounded on the outside.
Parameter Value Unit
side A length 100 mm
side A outer diameter 110 mm
side A thickness 5 mm
side B length 100 mm
side B outer diameter 90 mm
side B thickness 5 mm
transition length 15 mm
axis offset 0 mm
ends fillet fillet on th...

Tube adapter STL 3D file ⌀ 104–90 mm (Length: 219 mm) (📦 #1765)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 104–90 mm (Length: 219 mm)
Inline tube reducer ⌀104 mm to ⌀90 mm in STL format. Total length of this connector is 219 mm. The thickness of the tubes is identical: 4 mm. The larger-diameter tube has a length of 100 mm, the smaller one of 89 mm. The ends feature an external fillet to make tube connection easier.
Parameter Value Unit
side A length 100 mm
side A outer diameter 104 mm
side A thickness 4 mm
side B length 89 mm
side B outer diameter 90 mm
side B thickness 4 mm
transition length 30 mm
axis offset 0 mm
ends fillet fillet on th...

Tube adapter STL 3D file ⌀ 110–75 mm (Length: 205 mm) (📦 #8629)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 110–75 mm (Length: 205 mm)
Tube adapter ⌀110 mm to ⌀75 mm in STL format. Total length of this junction is 205 mm. The larger-diameter tube has a thickness of 5 mm and a length of 100 mm. The smaller-diameter tube has a thickness of 4 mm and a length of 100 mm as well. The ends are raw.
Parameter Value Unit
side A length 100 mm
side A outer diameter 110 mm
side A thickness 5 mm
side B length 100 mm
side B outer diameter 75 mm
side B thickness 4 mm
transition length 5 mm
axis offset 0 mm
ends fillet no fillet

Tubing adapter STL 3D file ⌀ 102–60 mm (Length: 253 mm) (📦 #2774)

1 object(s) - format STL
Tubing adapter STL 3D file ⌀ 102–60 mm (Length: 253 mm)
Straight tubing adapter ⌀102 mm to ⌀60 mm in STL format. Length of this reducer is 253 mm. The thickness of the tubes is identical: 4.5 mm. The larger-diameter tube has a length of 89 mm, the smaller one of 88 mm. The ends are raw.
Parameter Value Unit
side A length 89 mm
side A outer diameter 102 mm
side A thickness 4.5 mm
side B length 88 mm
side B outer diameter 60 mm
side B thickness 4.5 mm
transition length 76 mm
axis offset 0 mm
ends fillet no fillet

Tube adapter STL 3D file ⌀ 69–37 mm (Length: 230 mm) (📦 #4317)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 69–37 mm (Length: 230 mm)
Tubing reducer ⌀69 mm to ⌀37 mm in STL format. Final length of this connector is 230 mm. The thickness of the tubes is identical: 5 mm. The larger-diameter tube has a sleeve length of 100 mm, the smaller one of 100 mm as well. The ends have a fillet to make tube connection easier.
Parameter Value Unit
side A length 100 mm
side A outer diameter 69 mm
side A thickness 5 mm
side B length 100 mm
side B outer diameter 37 mm
side B thickness 5 mm
transition length 30 mm
axis offset 0 mm
ends fillet fillet on bo...

Tube adapter STL 3D file ⌀ 153–83 mm (Length: 250 mm) (📦 #9046)

1 object(s) - format STL
Tube adapter STL 3D file ⌀ 153–83 mm (Length: 250 mm)
Tube reducer ⌀153 mm to ⌀83 mm in STL 3D format. Length of this connector is 250 mm. The thickness of the tubes is identical: 4 mm. The larger-diameter tube has a length of 110 mm, the smaller one of 60 mm. The ends have no fillet.
Parameter Value Unit
side A length 110 mm
side A outer diameter 153 mm
side A thickness 4 mm
side B length 60 mm
side B outer diameter 83 mm
side B thickness 4 mm
transition length 80 mm
axis offset 0 mm
ends fillet no fillet