Custom Round-to-Rectangular Tube Adapter STL 3D file ⌀150 mm to 150×50 mm, thickness 4 mm 📦#2515

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Download this 3D model in STL format of a round-to-rectangular adapter with an outer diameter of ⌀150 mm and a rectangular section with internal dimensions 150×50 mm. The shell thickness is 4 mm and the overall length is 100 mm. Chamfers are present on the outside of the cylindrical end and on the inside of the rectangular end.
Generation date: 2025-10-17
3D Model Round-to-Rectangular Tube Adapter STL 3D file ⌀150 mm to 150×50 mm, thickness 4 mm

3D model download

Free
  • round-to-rectangular-adapter-d_model2515-nb0_dd{id}.stl : 2.7 Mo
STL Mesh quality : Linear deflection 0.0005 Angular deflection 0.05
No compliance warranty No compliance warranty
(Internal and private use, non-commercial – no distribution – no derivatives)
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Values for this model

This model was generated by the Round to rectangular adapter template, with the following values:
Parameter Value
#1 cylinder outer diameter 150 mm (≃5.91 in)
#2 cylinder inlet length 30 mm (≃1 3/16 in)
#3 rectangle internal length 150 mm (≃5.91 in)
#4 rectangle internal height 50 mm (≃1.97 in)
#5 rectangle inlet length 30 mm (≃1 3/16 in)
#6 offset Z 0 mm (0 in)
#7 offset Y 0 mm (0 in)
#8 total length 100 mm (≃3 15/16 in)
#9 thickness 4 mm (≃0.16 in)
#10 chamfer chamfers on the outside
of the cylindrical tube
and on the inside of
the rectangular tube
Metadata Value
Cylinder internal diameter 142 mm (≃5.59 in)
illustration of the parameters
Parameter overview

  • If the chamfer option on the ends is enabled, the chamfer length is equal to half the thickness.
  • The stop at the bottom of the rectangular section has a width equal to half the thickness.

Labels are used in the naming of the downloaded 3D files.

Parameter Label
#1 cylinder outer diameter diaC
#2 cylinder inlet length lentC
#3 rectangle internal length lenIR
#4 rectangle internal height heiIR
#5 rectangle inlet length lentR
#6 offset Z ofsZ
#7 offset Y ofsY
#8 total length lenT
#9 thickness thi
#10 chamfer cha

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

Round-to-Rectangular Tube Adapter STL 3D file ⌀150 mm to 150×50 mm, thickness 4 mm + offset (📦 #1926)

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Round-to-Rectangular Tube Adapter STL 3D file ⌀150 mm to 150×50 mm, thickness 4 mm + offset
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Parameter Value Unit
cylinder outer diameter 150 mm
cylinder inlet length 30 mm
rectangle internal length 150 mm
rectangle internal height 50 mm
rectangle inlet length 30 mm
offset Z 3 mm
offset Y 3 mm
total length 100 mm
thickness 4 mm
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Parameter Value Unit
cylinder outer diameter 148 mm
cylinder inlet length 25 mm
rectangle internal length 145.0 mm
rectangle internal height 70 mm
rectangle inlet length 25 mm
offset Z 0 mm
offset Y 0 mm
total length 100 mm
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Round-to-Rectangular Tube Adapter STL 3D file ⌀158 mm to 190×110 mm, thickness 4 mm (📦 #2532)

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Round-to-Rectangular Tube Adapter STL 3D file ⌀158 mm to 190×110 mm, thickness 4 mm
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Parameter Value Unit
cylinder outer diameter 158 mm
cylinder inlet length 43 mm
rectangle internal length 190 mm
rectangle internal height 110 mm
rectangle inlet length 50 mm
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Round-to-Rectangular Tube Adapter STL 3D file ⌀107 mm to 110×54 mm, thickness 3 mm (📦 #2839)

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Parameter Value Unit
cylinder outer diameter 107 mm
cylinder inlet length 30 mm
rectangle internal length 110 mm
rectangle internal height 54 mm
rectangle inlet length 30 mm
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offset Y 0 mm
total length 80 mm
thickness 3 mm
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Round-to-Rectangular Tube Adapter STL file ⌀100 mm to 112.5×50.8 mm, thickness 3 mm (📦 #2073)

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Round-to-Rectangular Tube Adapter STL file ⌀100 mm to 112.5×50.8 mm, thickness 3 mm
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Parameter Value Unit
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Round-to-Rectangular Tube Adapter STL 3D file ⌀103 mm to 150×50 mm, thickness 3 mm (📦 #7382)

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Parameter Value Unit
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cylinder inlet length 20 mm
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Round-to-Rectangular Tube Adapter STL 3D file ⌀100 mm to 107×52 mm, thickness 3 mm (📦 #5451)

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Parameter Value Unit
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Round-to-Rectangular Tube Adapter STL file ⌀110 mm to 100×100 mm, thickness 3 mm (📦 #1756)

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Parameter Value Unit
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Parameter Value Unit
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cylinder inlet length 30 mm
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Round-to-Rectangular Tube Adapter STL file ⌀108 mm to 154×84 mm, thickness 3 mm
Download this model in STL format of a round-to-rectangular adapter with an external diameter of ⌀108 mm and a rectangular section with inner dimensions 154×84 mm. The shell thickness is 3 mm and the total length is 120 mm. Chamfers are present on the outside of the cylindrical end and on the inside of the rectangular end to ease insertion.
Parameter Value Unit
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Round-to-Rectangular Tube Adapter STL file ⌀150 mm to 220×75 mm, thickness 3 mm + offset (📦 #7845)

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Round-to-Rectangular Tube Adapter STL file ⌀150 mm to 220×75 mm, thickness 3 mm + offset
Download this 3D model in STL format of a round-to-rectangular adapter with an outer diameter of ⌀150 mm and a rectangular section with internal dimensions 220×75 mm. The shell thickness is 3 mm and the overall length is 80 mm. The adapter has an offset of 2 mm along the Y axis and 2 mm along the Z axis. A chamfer is present on the inside of the rectangular end to ease insertion.
Parameter Value Unit
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1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀120 mm to 60×60 mm, thickness 3 mm
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Parameter Value Unit
cylinder outer diameter 120 mm
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Round-to-Rectangular Tube Adapter STL 3D file ⌀152 mm to 220×80 mm, thickness 3 mm + offset (📦 #7859)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀152 mm to 220×80 mm, thickness 3 mm + offset
Model in STL format of a round-to-rectangular tube adapter with an outer diameter of ⌀152 mm and a rectangular section with internal dimensions 220×80 mm. The shell thickness is 3 mm and the total length is 100 mm. The adapter has an offset of 2 mm along the Y axis and 2 mm along the Z axis. Chamfers are present on the outside of the cylindrical end and on the inside of the rectangular end to ease insertion.
Parameter Value Unit
cylinder outer diameter 152 mm
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Round-to-Rectangular Tube Adapter STL 3D file ⌀79 mm to 121×56 mm, thickness 4 mm + offset (📦 #7535)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀79 mm to 121×56 mm, thickness 4 mm + offset
File in STL format of a round-to-rectangular tube adapter with an outer diameter of ⌀79 mm and a rectangular section with internal dimensions 121×56 mm. The shell thickness is 4 mm and the overall length is 150 mm. The adapter has an offset of 17.5 mm along the Z axis. Chamfers are applied on the outside of the cylindrical end and on the inside of the rectangular end.
Parameter Value Unit
cylinder outer diameter 79 mm
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Round-to-Rectangular Tube Adapter STL file ⌀85 mm to 215×25 mm, thickness 4 mm + offset (📦 #7567)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL file ⌀85 mm to 215×25 mm, thickness 4 mm + offset
File in STL format of a round-to-rectangular tube adapter with an outer diameter of ⌀85 mm and a rectangular section with inner dimensions 215×25 mm. The shell thickness is 4 mm and the overall length is 140 mm. The adapter has an offset of 17.5 mm along the Z axis. Chamfers are applied on the outside of the cylindrical end and on the inside of the rectangular end.
Parameter Value Unit
cylinder outer diameter 85 mm
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rectangle inlet length 30 mm
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thickness 4 mm
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Round-to-Rectangular Tube Adapter STL 3D file ⌀148 mm to 150×50 mm, thickness 4 mm + offset (📦 #1927)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀148 mm to 150×50 mm, thickness 4 mm + offset
Download this model in STL format of a round-to-rectangular tube adapter with an external diameter of ⌀148 mm and a rectangular section with internal dimensions 150×50 mm. The shell thickness is 4 mm and the overall length is 150 mm. The adapter has an offset of 3 mm along the Y axis and 3 mm along the Z axis. Chamfers are present on the outside of the cylindrical end and on the inside of the rectangular end.
Parameter Value Unit
cylinder outer diameter 148 mm
cylinder inlet length 30 mm
rectangle internal length 150 mm
rectangle internal height 50 mm
rectangle inlet length 80 mm
offset Z 3 mm
offset Y 3 mm
total length 150 mm
thickness 4 mm
chamfer chamfers on ...

Round-to-Rectangular Tube Adapter STL 3D file ⌀150 mm to 150×30 mm, thickness 3 mm (📦 #5146)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀150 mm to 150×30 mm, thickness 3 mm
Download this file in STL format of a round-to-rectangular tube adapter with an outer diameter of ⌀150 mm and a rectangular section with inner dimensions 150×30 mm. The wall thickness is 3 mm and the overall length is 100 mm. A chamfer is applied on the outside of the cylindrical end to ease insertion.
Parameter Value Unit
cylinder outer diameter 150 mm
cylinder inlet length 40 mm
rectangle internal length 150 mm
rectangle internal height 30 mm
rectangle inlet length 40 mm
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offset Y 0 mm
total length 100 mm
thickness 3 mm
chamfer chamfer on t...

Round-to-Rectangular Tube Adapter STL file ⌀158 mm to 210×35 mm, thickness 4 mm (📦 #2530)

1 object(s) - format STL
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Parameter Value Unit
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1 object(s) - format STL
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Download this file in STL format of a round-to-rectangular tube adapter with an external diameter of ⌀68 mm and a rectangular section with inner dimensions 140×20 mm. The shell thickness is 4 mm and the overall length is 120 mm. Chamfers are applied on the outside of the cylindrical end and on the inside of the rectangular end.
Parameter Value Unit
cylinder outer diameter 68 mm
cylinder inlet length 50 mm
rectangle internal length 140 mm
rectangle internal height 20 mm
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thickness 4 mm
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Round-to-Rectangular Tube Adapter STL file ⌀75 mm to 150×30 mm, thickness 3 mm (📦 #9839)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL file ⌀75 mm to 150×30 mm, thickness 3 mm
3D model in STL format of a round-to-rectangular tube adapter with an outer diameter of ⌀75 mm and a rectangular section with inner dimensions 150×30 mm. The wall thickness is 3 mm and the overall length is 150 mm. Chamfers are applied on the outside of the cylindrical end and on the inside of the rectangular end.
Parameter Value Unit
cylinder outer diameter 75 mm
cylinder inlet length 25 mm
rectangle internal length 150 mm
rectangle internal height 30 mm
rectangle inlet length 30 mm
offset Z 0 mm
offset Y 0 mm
total length 150 mm
thickness 3 mm
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Round-to-Rectangular Tube Adapter STL file ⌀120 mm to 60×40 mm, thickness 3 mm + offset (📦 #1475)

1 object(s) - format STL
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File in STL format of a round-to-rectangular adapter with an external diameter of ⌀120 mm and a rectangular section with inner dimensions 60×40 mm. The shell thickness is 3 mm and the overall length is 100 mm. The adapter has an offset of 10 mm along the Y axis and 10 mm along the Z axis. Chamfers are present on the outside of the cylindrical end and on the inside of the rectangular end to ease insertion.
Parameter Value Unit
cylinder outer diameter 120 mm
cylinder inlet length 30 mm
rectangle internal length 60 mm
rectangle internal height 40 mm
rectangle inlet length 30 mm
offset Z 10 mm
offset Y 10 mm
total length 100 mm
thickness 3 mm
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Round-to-Rectangular Tube Adapter STL file ⌀110 mm to 119×85 mm, thickness 3 mm (📦 #2243)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL file ⌀110 mm to 119×85 mm, thickness 3 mm
Download this 3D file in STL format of a round-to-rectangular tube adapter with an outer diameter of ⌀110 mm and a rectangular section with internal dimensions 119×85 mm. The wall thickness is 3 mm and the overall length is 50 mm. Chamfers are present on the outside of the cylindrical end and on the inside of the rectangular end to ease insertion.
Parameter Value Unit
cylinder outer diameter 110 mm
cylinder inlet length 10 mm
rectangle internal length 119 mm
rectangle internal height 85 mm
rectangle inlet length 10 mm
offset Z 0 mm
offset Y 0 mm
total length 50 mm
thickness 3 mm
chamfer chamfers on ...

Round-to-Rectangular Tube Adapter STL 3D file ⌀99.5 mm to 170×100 mm, thickness 3 mm (📦 #1692)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀99.5 mm to 170×100 mm, thickness 3 mm
Download this file in STL format of a round-to-rectangular adapter with an outer diameter of ⌀99.5 mm and a rectangular section with inner dimensions 170×100 mm. The wall thickness is 3 mm and the total length is 180 mm. Chamfers are present on the outside of the cylindrical end and on the inside of the rectangular end.
Parameter Value Unit
cylinder outer diameter 99.5 mm
cylinder inlet length 30 mm
rectangle internal length 170 mm
rectangle internal height 100 mm
rectangle inlet length 30 mm
offset Z 0 mm
offset Y 0 mm
total length 180 mm
thickness 3 mm
chamfer chamfers on ...

Round-to-Rectangular Tube Adapter STL file ⌀75 mm to 150×30 mm, thickness 3 mm + offset (📦 #1983)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL file ⌀75 mm to 150×30 mm, thickness 3 mm + offset
Download this file in STL format of a round-to-rectangular adapter with an outer diameter of ⌀75 mm and a rectangular section with inner dimensions 150×30 mm. The shell thickness is 3 mm and the total length is 150 mm. The adapter has an offset of 3 mm along the Y axis and 3 mm along the Z axis. Chamfers are present on the outside of the cylindrical end and on the inside of the rectangular end.
Parameter Value Unit
cylinder outer diameter 75 mm
cylinder inlet length 25 mm
rectangle internal length 150 mm
rectangle internal height 30 mm
rectangle inlet length 30 mm
offset Z 3 mm
offset Y 3 mm
total length 150 mm
thickness 3 mm
chamfer chamfers on ...

Round-to-Rectangular Tube Adapter STL file ⌀80 mm to 60×60 mm, thickness 3 mm (📦 #1485)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL file ⌀80 mm to 60×60 mm, thickness 3 mm
Download this 3D file in STL format of a round-to-rectangular adapter with an external diameter of ⌀80 mm and a rectangular section with inner dimensions 60×60 mm. The shell thickness is 3 mm and the overall length is 100 mm. Chamfers are present on the outside of the cylindrical end and on the inside of the rectangular end.
Parameter Value Unit
cylinder outer diameter 80 mm
cylinder inlet length 30 mm
rectangle internal length 60 mm
rectangle internal height 60 mm
rectangle inlet length 30 mm
offset Z 0 mm
offset Y 0 mm
total length 100 mm
thickness 3 mm
chamfer chamfers on ...

Round-to-Rectangular Tube Adapter STL file ⌀78 mm to 100×55 mm, thickness 4 mm + offset (📦 #6895)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL file ⌀78 mm to 100×55 mm, thickness 4 mm + offset
File in STL format of a round-to-rectangular adapter with an external diameter of ⌀78 mm and a rectangular section with inner dimensions 100×55 mm. The wall thickness is 4 mm and the total length is 120 mm. The adapter has an offset of 8 mm along the Z axis. Chamfers are applied on the outside of the cylindrical end and on the inside of the rectangular end.
Parameter Value Unit
cylinder outer diameter 78 mm
cylinder inlet length 15 mm
rectangle internal length 100 mm
rectangle internal height 55 mm
rectangle inlet length 64 mm
offset Z 8 mm
offset Y 0 mm
total length 120 mm
thickness 4 mm
chamfer chamfers on ...

Round-to-Rectangular Tube Adapter STL file ⌀78 mm to 100×51 mm, thickness 4 mm + offset (📦 #6874)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL file ⌀78 mm to 100×51 mm, thickness 4 mm + offset
Download this file in STL format of a round-to-rectangular adapter with an outer diameter of ⌀78 mm and a rectangular section with internal dimensions 100×51 mm. The shell thickness is 4 mm and the overall length is 99 mm. The adapter has an offset of 10 mm along the Z axis. Chamfers are present on the outside of the cylindrical end and on the inside of the rectangular end.
Parameter Value Unit
cylinder outer diameter 78 mm
cylinder inlet length 15 mm
rectangle internal length 100 mm
rectangle internal height 51 mm
rectangle inlet length 64 mm
offset Z 10 mm
offset Y 0 mm
total length 99 mm
thickness 4 mm
chamfer chamfers on ...

Round-to-Rectangular Tube Adapter STL file ⌀78 mm to 100×47 mm, thickness 4 mm + offset (📦 #6873)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL file ⌀78 mm to 100×47 mm, thickness 4 mm + offset
3D model in STL format of a round-to-rectangular tube adapter with an outer diameter of ⌀78 mm and a rectangular section with inner dimensions 100×47 mm. The shell thickness is 4 mm and the total length is 99 mm. The adapter has an offset of 10 mm along the Z axis. Chamfers are applied on the outside of the cylindrical end and on the inside of the rectangular end.
Parameter Value Unit
cylinder outer diameter 78 mm
cylinder inlet length 15 mm
rectangle internal length 100 mm
rectangle internal height 47 mm
rectangle inlet length 64 mm
offset Z 10 mm
offset Y 0 mm
total length 99 mm
thickness 4 mm
chamfer chamfers on ...