Custom Round-to-Rectangular Tube Adapter STL file ⌀40 mm to 120×120 mm, thickness 2 mm 📦#4995

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Model in STL format of a round-to-rectangular tube adapter with an outer diameter of ⌀40 mm and a rectangular section with internal dimensions 120×120 mm. The shell thickness is 2 mm and the overall length is 120 mm. A chamfer is applied on the outside of the cylindrical end.
Generation date: 2025-12-19
3D Model Round-to-Rectangular Tube Adapter STL file ⌀40 mm to 120×120 mm, thickness 2 mm

3D model download

Free
  • round-to-rectangular-adapter-d_model4995-nb0_dd{id}.stl : 3.9 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 40 mm (≃1 9/16 in)
#2 cylinder inlet length 60 mm (≃2 3/8 in)
#3 rectangle internal length 120 mm (≃4.72 in)
#4 rectangle internal height 120 mm (≃4.72 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 120 mm (≃4.72 in)
#9 thickness 2 mm (≃0.08 in)
#10 chamfer chamfer on the outside
of the cylindrical tube
Metadata Value
Cylinder internal diameter 36 mm (≃1.42 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 35 mm
cylinder inlet length 59 mm
rectangle internal length 115.5 mm
rectangle internal height 90.5 mm
rectangle inlet length 30 mm
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cylinder outer diameter 80 mm
cylinder inlet length 50 mm
rectangle internal length 100.5 mm
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Round-to-Rectangular Tube Adapter STL file ⌀20 mm to 135×135 mm, thickness 2 mm (📦 #1857)

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Parameter Value Unit
cylinder outer diameter 20 mm
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Round-to-Rectangular Tube Adapter STL file ⌀50 mm to 131×126 mm, thickness 3 mm (📦 #4750)

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Round-to-Rectangular Tube Adapter STL 3D file ⌀95 mm to 110×110 mm, thickness 2 mm (📦 #2003)

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Parameter Value Unit
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Round-to-Rectangular Tube Adapter STL file ⌀50 mm to 152×45 mm, thickness 3 mm (📦 #3347)

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Parameter Value Unit
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Round-to-Rectangular Tube Adapter STL 3D file ⌀101.6 mm to 110×110 mm, thickness 2 mm (📦 #4768)

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Round-to-Rectangular Tube Adapter STL 3D file ⌀101.6 mm to 110×110 mm, thickness 2 mm
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Parameter Value Unit
cylinder outer diameter 101.6 mm
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Parameter Value Unit
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Parameter Value Unit
cylinder outer diameter 52 mm
cylinder inlet length 50 mm
rectangle internal length 100 mm
rectangle internal height 60 mm
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Round-to-Rectangular Tube Adapter STL 3D file ⌀76 mm to 117×52 mm, thickness 2 mm (📦 #7532)

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Parameter Value Unit
cylinder outer diameter 76 mm
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Round-to-Rectangular Tube Adapter STL 3D file ⌀50 mm to 120×126 mm, thickness 3 mm (📦 #3483)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀50 mm to 120×126 mm, thickness 3 mm
Model in STL format of a round-to-rectangular tube adapter with an external diameter of ⌀50 mm and a rectangular section with internal dimensions 120×126 mm. The shell thickness is 3 mm and the total length is 200 mm.
Parameter Value Unit
cylinder outer diameter 50 mm
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thickness 3 mm
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Round-to-Rectangular Tube Adapter STL 3D file ⌀32 mm to 200×70 mm, thickness 2 mm (📦 #7555)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀32 mm to 200×70 mm, thickness 2 mm
Download this 3D file in STL format of a round-to-rectangular tube adapter with an external diameter of ⌀32 mm and a rectangular section with inner dimensions 200×70 mm. The wall thickness is 2 mm and the total length is 125 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 32 mm
cylinder inlet length 50 mm
rectangle internal length 200 mm
rectangle internal height 70 mm
rectangle inlet length 30 mm
offset Z 0 mm
offset Y 0 mm
total length 125 mm
thickness 2 mm
chamfer chamfers on ...

Round-to-Rectangular Tube Adapter STL 3D file ⌀85 mm to 105×50 mm, thickness 2 mm + offset (📦 #1656)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀85 mm to 105×50 mm, thickness 2 mm + offset
Download this model in STL format of a round-to-rectangular tube adapter with an outer diameter of ⌀85 mm and a rectangular section with internal dimensions 105×50 mm. The shell thickness is 2 mm and the overall length is 150 mm. The adapter has an offset of 15 mm along the Z axis.
Parameter Value Unit
cylinder outer diameter 85 mm
cylinder inlet length 50 mm
rectangle internal length 105 mm
rectangle internal height 50 mm
rectangle inlet length 46 mm
offset Z 15 mm
offset Y 0 mm
total length 150 mm
thickness 2 mm
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Round-to-Rectangular Tube Adapter STL file ⌀67 mm to 113×72 mm, thickness 3 mm + offset (📦 #3138)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL file ⌀67 mm to 113×72 mm, thickness 3 mm + offset
3D model in STL format of a round-to-rectangular tube adapter with an external diameter of ⌀67 mm and a rectangular section with inner dimensions 113×72 mm. The shell thickness is 3 mm and the total length is 147.2 mm. The adapter has an offset of 2 mm along the Y axis and 2 mm along the Z axis.
Parameter Value Unit
cylinder outer diameter 67 mm
cylinder inlet length 76 mm
rectangle internal length 113 mm
rectangle internal height 72 mm
rectangle inlet length 51 mm
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thickness 3 mm
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Round-to-Rectangular Tube Adapter STL file ⌀58 mm to 62×82 mm, thickness 2 mm (📦 #2596)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL file ⌀58 mm to 62×82 mm, thickness 2 mm
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Parameter Value Unit
cylinder outer diameter 58 mm
cylinder inlet length 30 mm
rectangle internal length 62 mm
rectangle internal height 82 mm
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Round-to-Rectangular Tube Adapter STL 3D file ⌀65 mm to 50×63 mm, thickness 2 mm (📦 #2228)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀65 mm to 50×63 mm, thickness 2 mm
3D file in STL format of a round-to-rectangular adapter with an external diameter of ⌀65 mm and a rectangular section with inner dimensions 50×63 mm. The shell thickness is 2 mm and the overall length is 80 mm. A chamfer is applied on the outside of the cylindrical end.
Parameter Value Unit
cylinder outer diameter 65 mm
cylinder inlet length 30 mm
rectangle internal length 50 mm
rectangle internal height 63 mm
rectangle inlet length 30 mm
offset Z 0 mm
offset Y 0 mm
total length 80 mm
thickness 2 mm
chamfer chamfer on t...

Round-to-Rectangular Tube Adapter STL file ⌀40 mm to 120×120 mm, thickness 3 mm (📦 #6453)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL file ⌀40 mm to 120×120 mm, thickness 3 mm
Download this 3D model in STL format of a round-to-rectangular adapter with an outer diameter of ⌀40 mm and a rectangular section with internal dimensions 120×120 mm. The wall thickness is 3 mm and the overall length is 150 mm.
Parameter Value Unit
cylinder outer diameter 40 mm
cylinder inlet length 30 mm
rectangle internal length 120 mm
rectangle internal height 120 mm
rectangle inlet length 17 mm
offset Z 0 mm
offset Y 0 mm
total length 150 mm
thickness 3 mm
chamfer no chamfer

Round-to-Rectangular Tube Adapter STL 3D file ⌀76 mm to 120×50 mm, thickness 2 mm (📦 #9156)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀76 mm to 120×50 mm, thickness 2 mm
Download this model in STL format of a round-to-rectangular tube adapter with an outer diameter of ⌀76 mm and a rectangular section with inner dimensions 120×50 mm. The wall thickness is 2 mm and the total length is 90 mm. A chamfer is applied on the inside of the rectangular end to ease insertion.
Parameter Value Unit
cylinder outer diameter 76 mm
cylinder inlet length 32 mm
rectangle internal length 120 mm
rectangle internal height 50 mm
rectangle inlet length 30 mm
offset Z 0 mm
offset Y 0 mm
total length 90 mm
thickness 2 mm
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Round-to-Rectangular Tube Adapter STL 3D file ⌀65 mm to 62×82 mm, thickness 2 mm (📦 #2595)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀65 mm to 62×82 mm, thickness 2 mm
Download this file in STL format of a round-to-rectangular tube adapter with an external diameter of ⌀65 mm and a rectangular section with inner dimensions 62×82 mm. The shell thickness is 2 mm and the overall length is 100 mm. A chamfer is present on the inside of the rectangular end.
Parameter Value Unit
cylinder outer diameter 65 mm
cylinder inlet length 30 mm
rectangle internal length 62 mm
rectangle internal height 82 mm
rectangle inlet length 50 mm
offset Z 0 mm
offset Y 0 mm
total length 100 mm
thickness 2 mm
chamfer chamfer on t...

Round-to-Rectangular Tube Adapter STL file ⌀120 mm to 100×100 mm, thickness 2 mm (📦 #6002)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL file ⌀120 mm to 100×100 mm, thickness 2 mm
3D file in STL format of a round-to-rectangular adapter with an outer diameter of ⌀120 mm and a rectangular section with internal dimensions 100×100 mm. The shell thickness is 2 mm and the overall length is 120 mm.
Parameter Value Unit
cylinder outer diameter 120 mm
cylinder inlet length 40 mm
rectangle internal length 100 mm
rectangle internal height 100 mm
rectangle inlet length 40 mm
offset Z 0 mm
offset Y 0 mm
total length 120 mm
thickness 2 mm
chamfer no chamfer

Round-to-Rectangular Tube Adapter STL 3D file ⌀90 mm to 76×76 mm, thickness 3 mm (📦 #2367)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀90 mm to 76×76 mm, thickness 3 mm
Model in STL format of a round-to-rectangular adapter with an outer diameter of ⌀90 mm and a rectangular section with internal dimensions 76×76 mm. The wall thickness is 3 mm and the overall length is 120 mm.
Parameter Value Unit
cylinder outer diameter 90 mm
cylinder inlet length 50 mm
rectangle internal length 76 mm
rectangle internal height 76 mm
rectangle inlet length 50 mm
offset Z 0 mm
offset Y 0 mm
total length 120 mm
thickness 3 mm
chamfer no chamfer

Round-to-Rectangular Tube Adapter STL 3D file ⌀32 mm to 200×70 mm, thickness 3 mm (📦 #7559)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀32 mm to 200×70 mm, thickness 3 mm
Download this file in STL format of a round-to-rectangular tube adapter with an outer diameter of ⌀32 mm and a rectangular section with inner dimensions 200×70 mm. The shell thickness is 3 mm and the total length is 115 mm.
Parameter Value Unit
cylinder outer diameter 32 mm
cylinder inlet length 40 mm
rectangle internal length 200 mm
rectangle internal height 70 mm
rectangle inlet length 25 mm
offset Z 0 mm
offset Y 0 mm
total length 115 mm
thickness 3 mm
chamfer no chamfer