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Round-to-Rectangular Tube Adapter STL file ⌀150 mm to 200×115 mm, thickness 4 mm 📦#2682

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3D file in STL format of a round-to-rectangular adapter with an external diameter of ⌀150 mm and a rectangular section with internal dimensions 200×115 mm. The shell thickness is 4 mm and the total length is 200 mm. Chamfers are present on the outside of the cylindrical end and on the inside of the rectangular end to ease insertion.
Generation date: 2025-10-23
3D Model Round-to-Rectangular Tube Adapter STL file ⌀150 mm to 200×115 mm, thickness 4 mm

3D model download

Free
  • round-to-rectangular-adapter-d_model2682-nb0_dd{id}.stl : 1.3 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)
Safe download

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
#2 cylinder inlet length 50 mm
#3 rectangle internal length 200 mm
#4 rectangle internal height 115 mm
#5 rectangle inlet length 50 mm
#6 offset Z 0 mm
#7 offset Y 0 mm
#8 total length 200 mm
#9 thickness 4 mm
#10 chamfer chamfers on the outside
of the cylindrical tube
and on the inside of
the rectangular tube
illustration of the parameters
Representation of the parameters

  • 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 ⌀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
offset Z 0 mm
offset Y 0 mm
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Round-to-Rectangular Tube Adapter STL file ⌀158 mm to 210×35 mm, thickness 4 mm (📦 #2530)

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Round-to-Rectangular Tube Adapter STL file ⌀158 mm to 210×35 mm, thickness 4 mm
Model in STL format of a round-to-rectangular adapter with an external diameter of ⌀158 mm and a rectangular section with inner dimensions 210×35 mm. The shell thickness is 4 mm and the total length is 220 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 158 mm
cylinder inlet length 40 mm
rectangle internal length 210 mm
rectangle internal height 35 mm
rectangle inlet length 15 mm
offset Z 0 mm
offset Y 0 mm
total length 220 mm
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Round-to-Rectangular Tube Adapter STL 3D file ⌀122 mm to 220×90 mm, thickness 3 mm (📦 #2157)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀122 mm to 220×90 mm, thickness 3 mm
Download this file in STL format of a round-to-rectangular adapter with an external diameter of ⌀122 mm and a rectangular section with inner dimensions 220×90 mm. The wall thickness is 3 mm and the total length is 250 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 122 mm
cylinder inlet length 35 mm
rectangle internal length 220 mm
rectangle internal height 90 mm
rectangle inlet length 70 mm
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offset Y 0 mm
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thickness 3 mm
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Round-to-Rectangular Tube Adapter STL 3D file ⌀148 mm to 150×50 mm, thickness 4 mm + offset (📦 #1927)

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

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Round-to-Rectangular Tube Adapter STL 3D file ⌀99.5 mm to 170×100 mm, thickness 3 mm
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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 3D file ⌀150 mm to 150×50 mm, thickness 4 mm (📦 #2515)

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Round-to-Rectangular Tube Adapter STL 3D file ⌀150 mm to 150×50 mm, thickness 4 mm
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.
Parameter Value Unit
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cylinder inlet length 30 mm
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Round-to-Rectangular Tube Adapter STL file ⌀114.3 mm to 200.5×170.5 mm, thickness 3 mm + offset (📦 #2185)

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Parameter Value Unit
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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
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Round-to-Rectangular Tube Adapter STL file ⌀160 mm to 300×120 mm, thickness 3 mm (📦 #2007)

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Parameter Value Unit
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cylinder inlet length 30 mm
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Parameter Value Unit
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cylinder inlet length 25 mm
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Round-to-Rectangular Tube Adapter STL 3D file ⌀122 mm to 220×90 mm, thickness 3 mm + offset (📦 #2158)

1 object(s) - format STL
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3D file in STL format of a round-to-rectangular adapter with an outer diameter of ⌀122 mm and a rectangular section with internal dimensions 220×90 mm. The wall thickness is 3 mm and the overall length is 200 mm. The adapter has an offset of 30 mm along the Z axis. Chamfers are applied on the outside of the cylindrical end and on the inside of the rectangular end to ease insertion.
Parameter Value Unit
cylinder outer diameter 122 mm
cylinder inlet length 25 mm
rectangle internal length 220 mm
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Round-to-Rectangular Tube Adapter STL file ⌀165 mm to 300×120 mm, thickness 3 mm + offset (📦 #2032)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL file ⌀165 mm to 300×120 mm, thickness 3 mm + offset
Model in STL format of a round-to-rectangular tube adapter with an external diameter of ⌀165 mm and a rectangular section with inner dimensions 300×120 mm. The shell thickness is 3 mm and the total length is 200 mm. The adapter has an offset of 35 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 165 mm
cylinder inlet length 30 mm
rectangle internal length 300 mm
rectangle internal height 120 mm
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thickness 3 mm
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Round-to-Rectangular Tube Adapter STL 3D file ⌀128 mm to 114×58 mm, thickness 3 mm (📦 #2416)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀128 mm to 114×58 mm, thickness 3 mm
3D model in STL format of a round-to-rectangular adapter with an external diameter of ⌀128 mm and a rectangular section with internal dimensions 114×58 mm. The shell thickness is 3 mm and the total length is 220 mm. Chamfers are applied on the outside of the cylindrical end and on the inside of the rectangular end to ease insertion.
Parameter Value Unit
cylinder outer diameter 128 mm
cylinder inlet length 50 mm
rectangle internal length 114 mm
rectangle internal height 58 mm
rectangle inlet length 99 mm
offset Z 0 mm
offset Y 0 mm
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thickness 3 mm
chamfer chamfers on ...

Round-to-Rectangular Tube Adapter STL 3D file ⌀148 mm to 145.0×70 mm, thickness 3 mm (📦 #2301)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀148 mm to 145.0×70 mm, thickness 3 mm
Model in STL format of a round-to-rectangular tube adapter with an outer diameter of ⌀148 mm and a rectangular section with internal dimensions 145.0×70 mm. The wall thickness is 3 mm and the total 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 148 mm
cylinder inlet length 25 mm
rectangle internal length 145.0 mm
rectangle internal height 70 mm
rectangle inlet length 25 mm
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chamfer chamfers on ...

Round-to-Rectangular Tube Adapter STL file ⌀102 mm to 290×80 mm, thickness 3 mm (📦 #2036)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL file ⌀102 mm to 290×80 mm, thickness 3 mm
3D file in STL format of a round-to-rectangular adapter with an outer diameter of ⌀102 mm and a rectangular section with inner dimensions 290×80 mm. The wall thickness is 3 mm and the overall length is 160 mm. A chamfer is present on the outside of the cylindrical end.
Parameter Value Unit
cylinder outer diameter 102 mm
cylinder inlet length 70 mm
rectangle internal length 290 mm
rectangle internal height 80 mm
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Round-to-Rectangular Tube Adapter STL file ⌀75 mm to 120×25 mm, thickness 3 mm (📦 #1984)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL file ⌀75 mm to 120×25 mm, thickness 3 mm
3D file in STL format of a round-to-rectangular tube adapter with an external diameter of ⌀75 mm and a rectangular section with internal dimensions 120×25 mm. The shell thickness is 3 mm and the total 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 50 mm
rectangle internal length 120 mm
rectangle internal height 25 mm
rectangle inlet length 60 mm
offset Z 0 mm
offset Y 0 mm
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thickness 3 mm
chamfer chamfers on ...

Round-to-Rectangular Tube Adapter STL 3D file ⌀125 mm to 220×90 mm, thickness 3 mm (📦 #2671)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀125 mm to 220×90 mm, thickness 3 mm
Download this 3D file in STL format of a round-to-rectangular adapter with an external diameter of ⌀125 mm and a rectangular section with inner dimensions 220×90 mm. The shell thickness is 3 mm and the total length is 200 mm.
Parameter Value Unit
cylinder outer diameter 125 mm
cylinder inlet length 30 mm
rectangle internal length 220 mm
rectangle internal height 90 mm
rectangle inlet length 30 mm
offset Z 0 mm
offset Y 0 mm
total length 200 mm
thickness 3 mm
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Round-to-Rectangular Tube Adapter STL 3D file ⌀250 mm to 250×150 mm, thickness 3 mm + offset (📦 #2131)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀250 mm to 250×150 mm, thickness 3 mm + offset
File in STL format of a round-to-rectangular tube adapter with an external diameter of ⌀250 mm and a rectangular section with internal dimensions 250×150 mm. The shell thickness is 3 mm and the total length is 165 mm. The adapter has an offset of 15 mm along the Z axis. Chamfers are applied on the outside of the cylindrical end and on the inside of the rectangular end to ease insertion.
Parameter Value Unit
cylinder outer diameter 250 mm
cylinder inlet length 50 mm
rectangle internal length 250 mm
rectangle internal height 150 mm
rectangle inlet length 80 mm
offset Z 15 mm
offset Y 0 mm
total length 165 mm
thickness 3 mm
chamfer chamfers on ...

Round-to-Rectangular Tube Adapter STL file ⌀160 mm to 300×120 mm, thickness 3 mm + offset (📦 #2008)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL file ⌀160 mm to 300×120 mm, thickness 3 mm + offset
Download this 3D model in STL format of a round-to-rectangular adapter with an external diameter of ⌀160 mm and a rectangular section with internal dimensions 300×120 mm. The wall thickness is 3 mm and the overall length is 200 mm. The adapter has an offset of 35 mm along the Z axis. Chamfers are applied on the outside of the cylindrical end and on the inside of the rectangular end to ease insertion.
Parameter Value Unit
cylinder outer diameter 160 mm
cylinder inlet length 30 mm
rectangle internal length 300 mm
rectangle internal height 120 mm
rectangle inlet length 80 mm
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Round-to-Rectangular Tube Adapter STL 3D file ⌀76.2 mm to 300×50.8 mm, thickness 4 mm (📦 #2133)

1 object(s) - format STL
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Parameter Value Unit
cylinder outer diameter 76.2 mm
cylinder inlet length 76 mm
rectangle internal length 300 mm
rectangle internal height 50.8 mm
rectangle inlet length 50 mm
offset Z 0 mm
offset Y 0 mm
total length 166 mm
thickness 4 mm
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Round-to-Rectangular Tube Adapter STL file ⌀101.6 mm to 254×101.6 mm, thickness 5 mm (📦 #2055)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL file ⌀101.6 mm to 254×101.6 mm, thickness 5 mm
3D model in STL format of a round-to-rectangular tube adapter with an outer diameter of ⌀101.6 mm and a rectangular section with internal dimensions 254×101.6 mm. The wall thickness is 5 mm and the overall length is 177.8 mm.
Parameter Value Unit
cylinder outer diameter 101.6 mm
cylinder inlet length 50 mm
rectangle internal length 254 mm
rectangle internal height 101.6 mm
rectangle inlet length 76 mm
offset Z 0 mm
offset Y 0 mm
total length 177.8 mm
thickness 5 mm
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Round-to-Rectangular Tube Adapter STL file ⌀110 mm to 100×100 mm, thickness 3 mm (📦 #1756)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL file ⌀110 mm to 100×100 mm, thickness 3 mm
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Parameter Value Unit
cylinder outer diameter 110 mm
cylinder inlet length 30 mm
rectangle internal length 100 mm
rectangle internal height 100 mm
rectangle inlet length 30 mm
offset Z 0 mm
offset Y 0 mm
total length 80 mm
thickness 3 mm
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Round-to-Rectangular Tube Adapter STL 3D file ⌀100 mm to 100×100 mm, thickness 3 mm (📦 #1614)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀100 mm to 100×100 mm, thickness 3 mm
Model in STL format of a round-to-rectangular adapter with an external diameter of ⌀100 mm and a rectangular section with inner dimensions 100×100 mm. The shell thickness is 3 mm and the overall length is 200 mm.
Parameter Value Unit
cylinder outer diameter 100 mm
cylinder inlet length 50 mm
rectangle internal length 100 mm
rectangle internal height 100 mm
rectangle inlet length 50 mm
offset Z 0 mm
offset Y 0 mm
total length 200 mm
thickness 3 mm
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Round-to-Rectangular Tube Adapter STL 3D file ⌀124 mm to 250×80 mm, thickness 3 mm (📦 #2146)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀124 mm to 250×80 mm, thickness 3 mm
Download this file in STL format of a round-to-rectangular tube adapter with an external diameter of ⌀124 mm and a rectangular section with internal dimensions 250×80 mm. The wall thickness is 3 mm and the total length is 186 mm.
Parameter Value Unit
cylinder outer diameter 124 mm
cylinder inlet length 30 mm
rectangle internal length 250 mm
rectangle internal height 80 mm
rectangle inlet length 30 mm
offset Z 0 mm
offset Y 0 mm
total length 186 mm
thickness 3 mm
chamfer no chamfer

Round-to-Rectangular Tube Adapter STL file ⌀100 mm to 112.5×50.8 mm, thickness 3 mm (📦 #2073)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL file ⌀100 mm to 112.5×50.8 mm, thickness 3 mm
Download this 3D model in STL format of a round-to-rectangular tube adapter with an outer diameter of ⌀100 mm and a rectangular section with inner dimensions 112.5×50.8 mm. The wall thickness is 3 mm and the overall length is 88 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 100 mm
cylinder inlet length 38 mm
rectangle internal length 112.5 mm
rectangle internal height 50.8 mm
rectangle inlet length 30 mm
offset Z 0 mm
offset Y 0 mm
total length 88 mm
thickness 3 mm
chamfer chamfers on ...

Round-to-Rectangular Tube Adapter STL file ⌀125 mm to 200×60 mm, thickness 3 mm (📦 #2066)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL file ⌀125 mm to 200×60 mm, thickness 3 mm
Download this 3D file in STL format of a round-to-rectangular adapter with an external diameter of ⌀125 mm and a rectangular section with internal dimensions 200×60 mm. The shell thickness is 3 mm and the overall length is 200 mm.
Parameter Value Unit
cylinder outer diameter 125 mm
cylinder inlet length 30 mm
rectangle internal length 200 mm
rectangle internal height 60 mm
rectangle inlet length 30 mm
offset Z 0 mm
offset Y 0 mm
total length 200 mm
thickness 3 mm
chamfer no chamfer

Round-to-Rectangular Tube Adapter STL 3D file ⌀112 mm to 290×80 mm, thickness 3 mm (📦 #2034)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀112 mm to 290×80 mm, thickness 3 mm
3D model in STL format of a round-to-rectangular adapter with an external diameter of ⌀112 mm and a rectangular section with internal dimensions 290×80 mm. The wall thickness is 3 mm and the overall length is 300 mm. A chamfer is applied on the outside of the cylindrical end to ease insertion.
Parameter Value Unit
cylinder outer diameter 112 mm
cylinder inlet length 70 mm
rectangle internal length 290 mm
rectangle internal height 80 mm
rectangle inlet length 50 mm
offset Z 0 mm
offset Y 0 mm
total length 300 mm
thickness 3 mm
chamfer chamfer on t...

Round-to-Rectangular Tube Adapter STL 3D file ⌀150 mm to 198×98 mm, thickness 2 mm (📦 #1971)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀150 mm to 198×98 mm, thickness 2 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 internal dimensions 198×98 mm. The shell thickness is 2 mm and the overall length is 127 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 150 mm
cylinder inlet length 50 mm
rectangle internal length 198 mm
rectangle internal height 98 mm
rectangle inlet length 50 mm
offset Z 0 mm
offset Y 0 mm
total length 127 mm
thickness 2 mm
chamfer chamfers on ...

Round-to-Rectangular Tube Adapter STL 3D file ⌀75 mm to 125×22 mm, thickness 3 mm + offset (📦 #1985)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀75 mm to 125×22 mm, thickness 3 mm + offset
Download this 3D model in STL format of a round-to-rectangular adapter with an outer diameter of ⌀75 mm and a rectangular section with inner dimensions 125×22 mm. The shell thickness is 3 mm and the overall length is 125 mm. The adapter has an offset of 12.5 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 75 mm
cylinder inlet length 50 mm
rectangle internal length 125 mm
rectangle internal height 22 mm
rectangle inlet length 50 mm
offset Z 12.5 mm
offset Y 0 mm
total length 125 mm
thickness 3 mm
chamfer chamfers on ...