Custom Round-to-Rectangular Tube Adapter STL file ⌀110 mm to 100×25 mm, thickness 5 mm 📦#8613

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Download this 3D file in STL format of a round-to-rectangular adapter with an outer diameter of ⌀110 mm and a rectangular section with internal dimensions 100×25 mm. The wall thickness is 5 mm and the total length is 200 mm. Chamfers are applied on the outside of the cylindrical end and on the inside of the rectangular end.
Generation date: 2026-04-25
3D Model Round-to-Rectangular Tube Adapter STL file ⌀110 mm to 100×25 mm, thickness 5 mm

3D model download

Free
  • round-to-rectangular-adapter-d_model8613-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)
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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 110 mm (≃4.33 in)
#2 cylinder inlet length 20 mm (≃0.79 in)
#3 rectangle internal length 100 mm (≃3 15/16 in)
#4 rectangle internal height 25 mm (≃0.98 in)
#5 rectangle inlet length 100 mm (≃3 15/16 in)
#6 offset Z 0 mm (0 in)
#7 offset Y 0 mm (0 in)
#8 total length 200 mm (≃7 7/8 in)
#9 thickness 5 mm (≃3/16 in)
#10 chamfer chamfers on the outside
of the cylindrical tube
and on the inside of
the rectangular tube
Metadata Value
Cylinder internal diameter 100 mm (≃3 15/16 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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Parameter Value Unit
cylinder outer diameter 110 mm
cylinder inlet length 50 mm
rectangle internal length 110 mm
rectangle internal height 85 mm
rectangle inlet length 100 mm
offset Z 0 mm
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Round-to-Rectangular Tube Adapter STL 3D file ⌀97 mm to 110×85 mm, thickness 5 mm (📦 #7628)

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Round-to-Rectangular Tube Adapter STL 3D file ⌀97 mm to 110×85 mm, thickness 5 mm
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Parameter Value Unit
cylinder outer diameter 97 mm
cylinder inlet length 50 mm
rectangle internal length 110 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
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Round-to-Rectangular Tube Adapter STL file ⌀78 mm to 100×51 mm, thickness 4 mm + offset (📦 #6896)

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Download this 3D model in STL format of a round-to-rectangular adapter with an external diameter of ⌀78 mm and a rectangular section with inner dimensions 100×51 mm. The shell thickness is 4 mm and the total length is 120 mm. The adapter has an offset of 13 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 78 mm
cylinder inlet length 15 mm
rectangle internal length 100 mm
rectangle internal height 51 mm
rectangle inlet length 71 mm
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thickness 4 mm
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Round-to-Rectangular Tube Adapter STL file ⌀78 mm to 104.5×50.8 mm, thickness 4 mm + offset (📦 #6897)

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Round-to-Rectangular Tube Adapter STL file ⌀78 mm to 104.5×50.8 mm, thickness 4 mm + offset
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Parameter Value Unit
cylinder outer diameter 78 mm
cylinder inlet length 15 mm
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Round-to-Rectangular Tube Adapter STL file ⌀78 mm to 100×55 mm, thickness 4 mm + offset (📦 #6895)

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Parameter Value Unit
cylinder outer diameter 78 mm
cylinder inlet length 15 mm
rectangle internal length 100 mm
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thickness 4 mm
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Round-to-Rectangular Tube Adapter STL file ⌀110 mm to 120×75 mm, thickness 5 mm + offset (📦 #9112)

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Parameter Value Unit
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cylinder inlet length 50 mm
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Round-to-Rectangular Tube Adapter STL 3D file ⌀78 mm to 100×55 mm, thickness 4 mm + offset (📦 #6894)

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Parameter Value Unit
cylinder outer diameter 78 mm
cylinder inlet length 15 mm
rectangle internal length 100 mm
rectangle internal height 55 mm
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offset Y 0 mm
total length 120 mm
thickness 4 mm
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Round-to-Rectangular Tube Adapter STL file ⌀195 mm to 195×30 mm, thickness 4 mm (📦 #7186)

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

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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
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Round-to-Rectangular Tube Adapter STL 3D file ⌀88 mm to 80×60 mm, thickness 4 mm + offset (📦 #8561)

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Round-to-Rectangular Tube Adapter STL 3D file ⌀88 mm to 80×60 mm, thickness 4 mm + offset
Download this 3D file in STL format of a round-to-rectangular adapter with an external diameter of ⌀88 mm and a rectangular section with internal dimensions 80×60 mm. The wall thickness is 4 mm and the total length is 130 mm. The adapter has an offset of 10 mm along the Z axis. A chamfer is present on the outside of the cylindrical end to ease insertion.
Parameter Value Unit
cylinder outer diameter 88 mm
cylinder inlet length 30 mm
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Round-to-Rectangular Tube Adapter STL file ⌀78 mm to 100×51 mm, thickness 4 mm + offset (📦 #6892)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL file ⌀78 mm to 100×51 mm, thickness 4 mm + offset
3D model 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 120 mm. The adapter has an offset of 20.5 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 78 mm
cylinder inlet length 15 mm
rectangle internal length 100 mm
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rectangle inlet length 64 mm
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thickness 4 mm
chamfer chamfers on ...

Round-to-Rectangular Tube Adapter STL 3D file ⌀78 mm to 100×55 mm, thickness 4 mm + offset (📦 #6893)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀78 mm to 100×55 mm, thickness 4 mm + offset
Download this 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 100×55 mm. The shell thickness is 4 mm and the overall length is 120 mm. The adapter has an offset of 20.5 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 55 mm
rectangle inlet length 64 mm
offset Z 20.5 mm
offset Y 0 mm
total length 120 mm
thickness 4 mm
chamfer chamfers on ...

Round-to-Rectangular Tube Adapter STL 3D file ⌀70 mm to 100×30 mm, thickness 3 mm (📦 #4774)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀70 mm to 100×30 mm, thickness 3 mm
File in STL format of a round-to-rectangular adapter with an outer diameter of ⌀70 mm and a rectangular section with inner dimensions 100×30 mm. The wall thickness is 3 mm and the overall length is 155 mm. A chamfer is applied on the inside of the rectangular end.
Parameter Value Unit
cylinder outer diameter 70 mm
cylinder inlet length 25 mm
rectangle internal length 100 mm
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rectangle inlet length 100 mm
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Round-to-Rectangular Tube Adapter STL file ⌀70 mm to 100×30 mm, thickness 3 mm (📦 #4773)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL file ⌀70 mm to 100×30 mm, thickness 3 mm
Download this model in STL format of a round-to-rectangular adapter with an external diameter of ⌀70 mm and a rectangular section with inner dimensions 100×30 mm. The shell thickness is 3 mm and the total length is 150 mm. A chamfer is applied on the inside of the rectangular end.
Parameter Value Unit
cylinder outer diameter 70 mm
cylinder inlet length 15 mm
rectangle internal length 100 mm
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Round-to-Rectangular Tube Adapter STL file ⌀102 mm to 80×9 mm, thickness 5 mm + offset (📦 #1913)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL file ⌀102 mm to 80×9 mm, thickness 5 mm + offset
3D model in STL format of a round-to-rectangular adapter with an outer diameter of ⌀102 mm and a rectangular section with inner dimensions 80×9 mm. The wall thickness is 5 mm and the overall length is 100 mm. The adapter has an offset of 21.5 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 102 mm
cylinder inlet length 7 mm
rectangle internal length 80 mm
rectangle internal height 9 mm
rectangle inlet length 50 mm
offset Z 21.5 mm
offset Y 0 mm
total length 100 mm
thickness 5 mm
chamfer chamfers on ...

Round-to-Rectangular Tube Adapter STL file ⌀195 mm to 195×30 mm, thickness 4 mm (📦 #7185)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL file ⌀195 mm to 195×30 mm, thickness 4 mm
Download this model in STL format of a round-to-rectangular adapter with an outer diameter of ⌀195 mm and a rectangular section with internal dimensions 195×30 mm. The shell thickness is 4 mm and the total length is 200 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 195 mm
cylinder inlet length 50 mm
rectangle internal length 195 mm
rectangle internal height 30 mm
rectangle inlet length 100 mm
offset Z 0 mm
offset Y 0 mm
total length 200 mm
thickness 4 mm
chamfer chamfers on ...

Round-to-Rectangular Tube Adapter STL 3D file ⌀148 mm to 145.0×70 mm, thickness 3 mm (📦 #2308)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀148 mm to 145.0×70 mm, thickness 3 mm
File in STL format of a round-to-rectangular 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 overall length is 150 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 80 mm
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Parameter Value Unit
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cylinder inlet length 50 mm
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Round-to-Rectangular Tube Adapter STL 3D file ⌀100 mm to 200×40 mm, thickness 3 mm + offset (📦 #7431)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀100 mm to 200×40 mm, thickness 3 mm + offset
Model in STL format of a round-to-rectangular tube adapter with an external diameter of ⌀100 mm and a rectangular section with internal dimensions 200×40 mm. The shell thickness is 3 mm and the overall length is 150 mm. The adapter has an offset of 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 100 mm
cylinder inlet length 25 mm
rectangle internal length 200 mm
rectangle internal height 40 mm
rectangle inlet length 80 mm
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Round-to-Rectangular Tube Adapter STL file ⌀150 mm to 200×80 mm, thickness 3 mm (📦 #9652)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL file ⌀150 mm to 200×80 mm, thickness 3 mm
Download this 3D model in STL format of a round-to-rectangular tube adapter with an outer diameter of ⌀150 mm and a rectangular section with internal dimensions 200×80 mm. The shell thickness is 3 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.
Parameter Value Unit
cylinder outer diameter 150 mm
cylinder inlet length 40 mm
rectangle internal length 200 mm
rectangle internal height 80 mm
rectangle inlet length 100 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
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Parameter Value Unit
cylinder outer diameter 79 mm
cylinder inlet length 35 mm
rectangle internal length 121 mm
rectangle internal height 56 mm
rectangle inlet length 35 mm
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Round-to-Rectangular Tube Adapter STL file ⌀150 mm to 100×49 mm, thickness 4 mm + offset (📦 #6588)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL file ⌀150 mm to 100×49 mm, thickness 4 mm + offset
Download this model in STL format of a round-to-rectangular tube adapter with an external diameter of ⌀150 mm and a rectangular section with inner dimensions 100×49 mm. The wall thickness is 4 mm and the total length is 100 mm. The adapter has an offset of 3 mm along the Y axis and 3 mm along the Z axis. 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 30 mm
rectangle internal length 100 mm
rectangle internal height 49 mm
rectangle inlet length 50 mm
offset Z 3 mm
offset Y 3 mm
total length 100 mm
thickness 4 mm
chamfer chamfer on t...

Round-to-Rectangular Tube Adapter STL file ⌀80 mm to 150×30 mm, thickness 3 mm + offset (📦 #7778)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL file ⌀80 mm to 150×30 mm, thickness 3 mm + offset
Download this model in STL format of a round-to-rectangular adapter with an outer diameter of ⌀80 mm and a rectangular section with internal dimensions 150×30 mm. The wall thickness is 3 mm and the overall length is 260 mm. The adapter has an offset of 20 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 80 mm
cylinder inlet length 50 mm
rectangle internal length 150 mm
rectangle internal height 30 mm
rectangle inlet length 100 mm
offset Z 20 mm
offset Y 0 mm
total length 260 mm
thickness 3 mm
chamfer chamfers on ...

Round-to-Rectangular Tube Adapter STL 3D file ⌀68 mm to 140×20 mm, thickness 4 mm (📦 #6812)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀68 mm to 140×20 mm, thickness 4 mm
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
rectangle inlet length 40 mm
offset Z 0 mm
offset Y 0 mm
total length 120 mm
thickness 4 mm
chamfer chamfers on ...

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
total length 150 mm
thickness 3 mm
chamfer chamfers on ...

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
offset Z 0 mm
offset Y 0 mm
total length 250 mm
thickness 3 mm
chamfer chamfers on ...