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Tube adapter STL file ⌀ 100–51 mm (Length: 160 mm) 📦#1098

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Diameter adapter ⌀100 mm to ⌀51 mm in STL format. Total length of this reducer is 160 mm. The larger-diameter tube has a thickness of 4 mm and a length of 60 mm. The smaller-diameter tube has a thickness of 5 mm and a length of 40 mm. The axes of the tubes are off-center by 25.4 mm. The ends feature a fillet to facilitate the connection of the two tubes.
Generation date: 2025-06-16
3D Model Tube adapter STL file ⌀ 100–51 mm (Length: 160 mm)

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  • inline-tube-adapter-lenA60mm-d_model1098-nb0_dd{id}.stl : 1.6 Mo
STL Mesh quality : not defined
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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 60 mm
#2 side A outer diameter 100 mm
#3 side A thickness 4 mm
#4 side B length 40 mm
#5 side B outer diameter 51 mm
#6 side B thickness 5 mm
#7 transition length 60 mm
#8 axis offset 25.4 mm
#9 ends fillet fillet on both inside
and outside
Metadata Value
inner diameter (side A) 92 mm
inner diameter (side B) 41 mm
total length 160 mm
illustration of the parameters
Representation of the parameters

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 

Inline tube junction ⌀100 mm to ⌀50 mm in STL 3D format. Length of this coupler is 160 mm. The larger-diameter tube has a thickness of 4 mm and a sleeve length of 60 mm. The smaller-diameter tube has a thickness of 5 mm and a length of 40 mm. The axes of the tubes are off-center by 25.4 mm. The ends are rounded to ease the connection.
Parameter Value Unit
side A length 60 mm
side A outer diameter 100 mm
side A thickness 4 mm
side B length 40 mm
side B outer diameter 50 mm
side B thickness 5 mm
transition length 60 mm
axis offset 25.4 mm
ends fillet fillet on bo...
Straight tube reducer ⌀100 mm to ⌀50 mm in STL 3D format. Length of this coupler is 140 mm. The larger-diameter tube has a thickness of 4 mm and a sleeve length of 40 mm. The smaller-diameter tube has a thickness of 5 mm and a length of 40 mm as well. The axes of the tubes are off-center by 25.4 mm. The ends have a fillet to facilitate the connection of the two tubes.
Parameter Value Unit
side A length 40 mm
side A outer diameter 100 mm
side A thickness 4 mm
side B length 40 mm
side B outer diameter 50 mm
side B thickness 5 mm
transition length 60 mm
axis offset 25.4 mm
ends fillet fillet on bo...
Inline tube coupler ⌀80 mm to ⌀50 mm in STL 3D format. Final length of this sleeve is 120 mm. The thickness of the tubes is identical: 5 mm. The larger-diameter tube has a sleeve length of 50 mm, the smaller one of 40 mm. The two axes of the tubes are off-center by 14.9 mm. The ends are rounded to ease the connection.
Parameter Value Unit
side A length 50 mm
side A outer diameter 80 mm
side A thickness 5 mm
side B length 40 mm
side B outer diameter 50 mm
side B thickness 5 mm
transition length 30 mm
axis offset 14.9 mm
ends fillet fillet on bo...
Straight sleeve ⌀149.6 mm to ⌀99.6 mm in STL 3D format. Final length of this sleeve is 80 mm. The thickness of the tubes is identical: 4 mm. The larger-diameter tube has a length of 30 mm, the smaller one of 30 mm as well. The two axes of the tubes are offset by 24.9 mm. The ends feature a fillet to facilitate the connection of the two tubes.
Parameter Value Unit
side A length 30 mm
side A outer diameter 149.6 mm
side A thickness 4 mm
side B length 30 mm
side B outer diameter 99.6 mm
side B thickness 4 mm
transition length 20 mm
axis offset 24.9 mm
ends fillet fillet on bo...
Straight sleeve ⌀149.6 mm to ⌀99.6 mm in STL 3D format. Total length of this coupler is 80 mm. The thickness of the tubes is identical: 4 mm. The larger-diameter tube has a length of 30 mm, the smaller one of 30 mm as well. The two axes of the tubes are offset by 20 mm. The ends have a fillet to ease the connection.
Parameter Value Unit
side A length 30 mm
side A outer diameter 149.6 mm
side A thickness 4 mm
side B length 30 mm
side B outer diameter 99.6 mm
side B thickness 4 mm
transition length 20 mm
axis offset 20 mm
ends fillet fillet on bo...
Tube connector ⌀152 mm to ⌀87 mm in STL 3D format. Total 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 40 mm, the smaller one of 20 mm. The axes of the tubes are offset by 25.4 mm. The ends have a fillet to make tube connection easier.
Parameter Value Unit
side A length 40 mm
side A outer diameter 152 mm
side A thickness 2.5 mm
side B length 20 mm
side B outer diameter 87 mm
side B thickness 2.5 mm
transition length 40 mm
axis offset 25.4 mm
ends fillet fillet on bo...
Straight tube fitting ⌀100 mm to ⌀51 mm in STL format. Total length of this sleeve is 160 mm. The larger-diameter tube has a thickness of 4 mm and a sleeve length of 60 mm. The smaller-diameter tube has a thickness of 5 mm and a length of 40 mm. The two axes of the tubes are off-center by 25.4 mm. The ends are raw.
Parameter Value Unit
side A length 60 mm
side A outer diameter 100 mm
side A thickness 4 mm
side B length 40 mm
side B outer diameter 51 mm
side B thickness 5 mm
transition length 60 mm
axis offset 25.4 mm
ends fillet no fillet
Tube adapter ⌀100 mm to ⌀50 mm in STL format. Length of this adapter is 90 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 two axes of the tubes are off-center by 24.9 mm. The ends have a fillet on the inside to ease the connection.
Parameter Value Unit
side A length 30 mm
side A outer diameter 100 mm
side A thickness 2 mm
side B length 30 mm
side B outer diameter 50 mm
side B thickness 2 mm
transition length 30 mm
axis offset 24.9 mm
ends fillet fillet on th...
Diameter adapter ⌀104 mm to ⌀50 mm in STL 3D format. Total length of this sleeve is 85 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 25 mm. The two axes of the tubes are offset by 25.4 mm. The ends feature an internal fillet.
Parameter Value Unit
side A length 30 mm
side A outer diameter 104 mm
side A thickness 2 mm
side B length 25 mm
side B outer diameter 50 mm
side B thickness 2 mm
transition length 30 mm
axis offset 25.4 mm
ends fillet fillet on th...
Tube adapter ⌀104 mm to ⌀50 mm in STL format. Final length of this junction is 85 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 25 mm. The axes of the tubes are off-center by 26 mm. The ends feature an internal fillet to ease the connection.
Parameter Value Unit
side A length 30 mm
side A outer diameter 104 mm
side A thickness 2 mm
side B length 25 mm
side B outer diameter 50 mm
side B thickness 2 mm
transition length 30 mm
axis offset 26 mm
ends fillet fillet on th...
Inline tube reducer ⌀104 mm to ⌀50 mm in STL 3D format. Total length of this adapter is 85 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 25 mm. The two axes of the tubes are off-center by 26.9 mm. The ends are rounded on the inside to facilitate the connection of the two tubes.
Parameter Value Unit
side A length 30 mm
side A outer diameter 104 mm
side A thickness 2 mm
side B length 25 mm
side B outer diameter 50 mm
side B thickness 2 mm
transition length 30 mm
axis offset 26.9 mm
ends fillet fillet on th...
Straight tube adapter ⌀123 mm to ⌀58 mm in STL format. Length of this reducer is 120 mm. The thickness of the tubes is identical: 5 mm. The larger-diameter tube has a sleeve length of 50 mm, the smaller one of 50 mm as well. The two axes of the tubes are off-center by 4.9 mm. The ends feature a fillet to facilitate the connection of the two tubes.
Parameter Value Unit
side A length 50 mm
side A outer diameter 123 mm
side A thickness 5 mm
side B length 50 mm
side B outer diameter 58 mm
side B thickness 5 mm
transition length 20 mm
axis offset 4.9 mm
ends fillet fillet on bo...
Straight tube connector ⌀153 mm to ⌀86 mm in STL format. Final length of this sleeve is 160 mm. The larger-diameter tube has a thickness of 4 mm and a sleeve length of 60 mm. The smaller-diameter tube has a thickness of 5 mm and a length of 40 mm. The two axes of the tubes are offset by 25.4 mm. The ends are not rounded.
Parameter Value Unit
side A length 60 mm
side A outer diameter 153 mm
side A thickness 4 mm
side B length 40 mm
side B outer diameter 86 mm
side B thickness 5 mm
transition length 60 mm
axis offset 25.4 mm
ends fillet no fillet
Straight tube coupler ⌀155 mm to ⌀90 mm in STL 3D format. Total length of this connector is 160 mm. The larger-diameter tube has a thickness of 4 mm and a length of 60 mm. The smaller-diameter tube has a thickness of 5 mm and a length of 40 mm. The two axes of the tubes are off-center by 25.4 mm. The ends are not rounded.
Parameter Value Unit
side A length 60 mm
side A outer diameter 155 mm
side A thickness 4 mm
side B length 40 mm
side B outer diameter 90 mm
side B thickness 5 mm
transition length 60 mm
axis offset 25.4 mm
ends fillet no fillet
Inline tube reducer ⌀100 mm to ⌀80 mm in STL format. Final length of this sleeve is 150 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 60 mm. The axes of the tubes are offset by 9.9 mm. The ends are rounded to facilitate the connection of the two tubes.
Parameter Value Unit
side A length 40 mm
side A outer diameter 100 mm
side A thickness 2 mm
side B length 60 mm
side B outer diameter 80 mm
side B thickness 2 mm
transition length 50 mm
axis offset 9.9 mm
ends fillet fillet on bo...
Tube coupler ⌀80 mm to ⌀55 mm in STL format. Length of this coupler is 140 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 two axes of the tubes are offset by 12.4 mm. The ends have a fillet on the inside to ease the connection.
Parameter Value Unit
side A length 30 mm
side A outer diameter 80 mm
side A thickness 2 mm
side B length 30 mm
side B outer diameter 55 mm
side B thickness 2 mm
transition length 80 mm
axis offset 12.4 mm
ends fillet fillet on th...
Inline fitting ⌀115 mm to ⌀105 mm in STL 3D format. Final length of this fitting is 120 mm. The thickness of the tubes is identical: 5 mm. The larger-diameter tube has a sleeve length of 50 mm, the smaller one of 50 mm as well. The axes of the tubes are off-center by 4.9 mm. The ends feature a fillet to facilitate the connection of the two tubes.
Parameter Value Unit
side A length 50 mm
side A outer diameter 115 mm
side A thickness 5 mm
side B length 50 mm
side B outer diameter 105 mm
side B thickness 5 mm
transition length 20 mm
axis offset 4.9 mm
ends fillet fillet on bo...
Inline tube adapter ⌀160 mm to ⌀90 mm in STL 3D format. Final length of this reducer 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 off-center by 25.4 mm. The ends are rounded to make tube connection easier.
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 fillet on bo...
Straight tube adapter ⌀155 mm to ⌀90 mm in STL 3D format. Length of this coupler is 160 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a length of 60 mm, the smaller one of 40 mm. The two axes of the tubes are offset by 25.4 mm. The ends have no fillet.
Parameter Value Unit
side A length 60 mm
side A outer diameter 155 mm
side A thickness 3 mm
side B length 40 mm
side B outer diameter 90 mm
side B thickness 3 mm
transition length 60 mm
axis offset 25.4 mm
ends fillet no fillet
Tubing adapter ⌀155 mm to ⌀90 mm in STL 3D format. Total length of this adapter is 100 mm. The thickness of the tubes is identical: 4 mm. The larger-diameter tube has a length of 40 mm, the smaller one of 20 mm. The axes of the tubes are off-center by 25.4 mm. The ends have no fillet.
Parameter Value Unit
side A length 40 mm
side A outer diameter 155 mm
side A thickness 4 mm
side B length 20 mm
side B outer diameter 90 mm
side B thickness 4 mm
transition length 40 mm
axis offset 25.4 mm
ends fillet no fillet
Tube connector ⌀85 mm to ⌀54 mm in STL format. Total length of this junction is 120 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a sleeve length of 60 mm, the smaller one of 55 mm. The axes of the tubes are offset by 5 mm. The ends have a fillet.
Parameter Value Unit
side A length 60 mm
side A outer diameter 85 mm
side A thickness 3 mm
side B length 55 mm
side B outer diameter 54 mm
side B thickness 3 mm
transition length 5 mm
axis offset 5 mm
ends fillet fillet on bo...
Straight tube adapter ⌀104 mm to ⌀62 mm in STL format. Total length of this connector is 45 mm. The thickness of the tubes is identical: 3.8 mm. The larger-diameter tube has a length of 15 mm, the smaller one of 20 mm. The two axes of the tubes are off-center by 15 mm. The ends have a fillet on the outside.
Parameter Value Unit
side A length 15 mm
side A outer diameter 104 mm
side A thickness 3.8 mm
side B length 20 mm
side B outer diameter 62 mm
side B thickness 3.8 mm
transition length 10 mm
axis offset 15 mm
ends fillet fillet on th...
Diameter adapter ⌀107 mm to ⌀53 mm in STL format. Total length of this reducer is 65 mm. The larger-diameter tube has a thickness of 3.1 mm and a length of 15 mm. The smaller-diameter tube has a thickness of 2.5 mm and a length of 30 mm. The axes of the tubes are off-center by 15 mm. The ends are rounded on the outside to ease the connection.
Parameter Value Unit
side A length 15 mm
side A outer diameter 107 mm
side A thickness 3.1 mm
side B length 30 mm
side B outer diameter 53 mm
side B thickness 2.5 mm
transition length 20 mm
axis offset 15 mm
ends fillet fillet on th...
Inline tube adapter ⌀150 mm to ⌀120 mm in STL format. Final length of this fitting is 108 mm. The thickness of the tubes is identical: 5 mm. The larger-diameter tube has a length of 22.5 mm, the smaller one of 35.5 mm. The axes of the tubes are offset by 14 mm. The ends have a fillet on the outside to make tube connection easier.
Parameter Value Unit
side A length 22.5 mm
side A outer diameter 150 mm
side A thickness 5 mm
side B length 35.5 mm
side B outer diameter 120 mm
side B thickness 5 mm
transition length 50 mm
axis offset 14 mm
ends fillet fillet on th...
Tube coupler ⌀60 mm to ⌀15 mm in STL format. Length of this adapter is 105 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a sleeve length of 25 mm, the smaller one of 30 mm. The axes of the tubes are off-center by 20 mm. The ends have a fillet on the outside to make tube connection easier.
Parameter Value Unit
side A length 25 mm
side A outer diameter 60 mm
side A thickness 2 mm
side B length 30 mm
side B outer diameter 15 mm
side B thickness 2 mm
transition length 50 mm
axis offset 20 mm
ends fillet fillet on th...
Tubing reducer ⌀98 mm to ⌀80 mm in STL format. Total length of this adapter is 98 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 28 mm. The ends are rounded to facilitate the connection of the two tubes.
Parameter Value Unit
side A length 30 mm
side A outer diameter 98 mm
side A thickness 3 mm
side B length 28 mm
side B outer diameter 80 mm
side B thickness 3 mm
transition length 40 mm
axis offset 0 mm
ends fillet fillet on bo...
Straight tube fitting ⌀60 mm to ⌀12 mm in STL 3D format. Total length of this junction is 95 mm. The thickness of the tubes is identical: 2 mm. The larger-diameter tube has a sleeve length of 25 mm, the smaller one of 20 mm. The two axes of the tubes are offset by 20 mm. The ends have a fillet on the outside to facilitate the connection of the two tubes.
Parameter Value Unit
side A length 25 mm
side A outer diameter 60 mm
side A thickness 2 mm
side B length 20 mm
side B outer diameter 12 mm
side B thickness 2 mm
transition length 50 mm
axis offset 20 mm
ends fillet fillet on th...
Inline tube junction ⌀126 mm to ⌀80 mm in STL format. Length of this junction is 97 mm. The thickness of the tubes is identical: 5 mm. The larger-diameter tube has a sleeve length of 27 mm, the smaller one of 30 mm. The ends are rounded on the inside to make tube connection easier.
Parameter Value Unit
side A length 27 mm
side A outer diameter 126 mm
side A thickness 5 mm
side B length 30 mm
side B outer diameter 80 mm
side B thickness 5 mm
transition length 40 mm
axis offset 0 mm
ends fillet fillet on th...
Inline tube coupler ⌀80 mm to ⌀35 mm in STL format. Total length of this adapter is 90 mm. The thickness of the tubes is identical: 3 mm. The larger-diameter tube has a length of 40 mm, the smaller one of 30 mm. The ends have a fillet to make tube connection easier.
Parameter Value Unit
side A length 40 mm
side A outer diameter 80 mm
side A thickness 3 mm
side B length 30 mm
side B outer diameter 35 mm
side B thickness 3 mm
transition length 20 mm
axis offset 0 mm
ends fillet fillet on bo...
Straight tube connector ⌀100 mm to ⌀80 mm in STL 3D format. Final length of this connector is 100 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 axes of the tubes are offset by 5 mm. The ends have a fillet to facilitate the connection of the two tubes.
Parameter Value Unit
side A length 30 mm
side A outer diameter 100 mm
side A thickness 2 mm
side B length 30 mm
side B outer diameter 80 mm
side B thickness 2 mm
transition length 40 mm
axis offset 5 mm
ends fillet fillet on bo...