Custom Round-to-Rectangular Tube Adapter STL 3D file ⌀70 mm to 60×35 mm, thickness 3 mm 📦#4556

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3D file in STL format of a round-to-rectangular adapter with an external diameter of ⌀70 mm and a rectangular section with inner dimensions 60×35 mm. The wall thickness is 3 mm and the total length is 100 mm. A chamfer is present on the inside of the rectangular end.
Generation date: 2025-12-11
3D Model Round-to-Rectangular Tube Adapter STL 3D file ⌀70 mm to 60×35 mm, thickness 3 mm

3D model download

Free
  • round-to-rectangular-adapter-d_model4556-nb0_dd{id}.stl : 1.2 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 70 mm (≃2 3/4 in)
#2 cylinder inlet length 15 mm (≃0.59 in)
#3 rectangle internal length 60 mm (≃2 3/8 in)
#4 rectangle internal height 35 mm (≃1 3/8 in)
#5 rectangle inlet length 10 mm (≃0.39 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 3 mm (≃1/8 in)
#10 chamfer chamfer on the inside
of the rectangular tube
Metadata Value
Cylinder internal diameter 64 mm (≃2.52 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
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Round-to-Rectangular Tube Adapter STL 3D file ⌀70 mm to 60×30 mm, thickness 2 mm (📦 #1510)

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Parameter Value Unit
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cylinder inlet length 10 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
cylinder outer diameter 100 mm
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Round-to-Rectangular Tube Adapter STL 3D file ⌀65 mm to 60×30 mm, thickness 2 mm (📦 #1509)

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Parameter Value Unit
cylinder outer diameter 65 mm
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Round-to-Rectangular Tube Adapter STL file ⌀60 mm to 60×30 mm, thickness 2 mm (📦 #1508)

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Parameter Value Unit
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Round-to-Rectangular Tube Adapter STL file ⌀35 mm to 84.9×35 mm, thickness 3 mm (📦 #6212)

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Parameter Value Unit
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Parameter Value Unit
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Parameter Value Unit
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Parameter Value Unit
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Parameter Value Unit
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Parameter Value Unit
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Parameter Value Unit
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Parameter Value Unit
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Parameter Value Unit
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Round-to-Rectangular Tube Adapter STL file ⌀62 mm to 110×54 mm, thickness 3 mm (📦 #2840)

1 object(s) - format STL
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Parameter Value Unit
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Round-to-Rectangular Tube Adapter STL file ⌀22 mm to 30.1×40 mm, thickness 3 mm (📦 #2934)

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Parameter Value Unit
cylinder outer diameter 22 mm
cylinder inlet length 20 mm
rectangle internal length 30.1 mm
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Round-to-Rectangular Tube Adapter STL file ⌀100 mm to 100×50 mm, thickness 3 mm + offset (📦 #1966)

1 object(s) - format STL (5.0/5) 1 vote(s)
Round-to-Rectangular Tube Adapter STL file ⌀100 mm to 100×50 mm, thickness 3 mm + offset
3D file in STL format of a round-to-rectangular adapter with an external diameter of ⌀100 mm and a rectangular section with internal dimensions 100×50 mm. The shell thickness is 3 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.
Parameter Value Unit
cylinder outer diameter 100 mm
cylinder inlet length 30 mm
rectangle internal length 100 mm
rectangle internal height 50 mm
rectangle inlet length 30 mm
offset Z 3 mm
offset Y 3 mm
total length 100 mm
thickness 3 mm
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Round-to-Rectangular Tube Adapter STL 3D file ⌀35.5 mm to 43.6×32.9 mm, thickness 3 mm (📦 #6858)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀35.5 mm to 43.6×32.9 mm, thickness 3 mm
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Parameter Value Unit
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Parameter Value Unit
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Parameter Value Unit
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rectangle internal height 80.2 mm
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Round-to-Rectangular Tube Adapter STL 3D file ⌀50 mm to 152×45 mm, thickness 3 mm (📦 #3349)

1 object(s) - format STL
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Parameter Value Unit
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cylinder inlet length 25 mm
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rectangle inlet length 25 mm
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offset Y 0 mm
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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
cylinder outer diameter 103 mm
cylinder inlet length 20 mm
rectangle internal length 150 mm
rectangle internal height 50 mm
rectangle inlet length 15 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 ⌀50 mm to 100×45 mm, thickness 2 mm (📦 #3430)

1 object(s) - format STL
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Model in STL format of a round-to-rectangular tube adapter with an outer diameter of ⌀50 mm and a rectangular section with internal dimensions 100×45 mm. The shell thickness is 2 mm and the total length is 80 mm. A chamfer is applied on the outside of the cylindrical end to ease insertion.
Parameter Value Unit
cylinder outer diameter 50 mm
cylinder inlet length 20 mm
rectangle internal length 100 mm
rectangle internal height 45 mm
rectangle inlet length 20 mm
offset Z 0 mm
offset Y 0 mm
total length 80 mm
thickness 2 mm
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Round-to-Rectangular Tube Adapter STL file ⌀20 mm to 20×10 mm, thickness 3 mm + offset (📦 #4816)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL file ⌀20 mm to 20×10 mm, thickness 3 mm + offset
Download this 3D model in STL format of a round-to-rectangular tube adapter with an external diameter of ⌀20 mm and a rectangular section with inner dimensions 20×10 mm. The wall thickness is 3 mm and the total length is 50 mm. The adapter has an offset of 1 mm along the Y axis and 3 mm along the Z axis. A chamfer is applied on the outside of the cylindrical end.
Parameter Value Unit
cylinder outer diameter 20 mm
cylinder inlet length 20 mm
rectangle internal length 20 mm
rectangle internal height 10 mm
rectangle inlet length 10 mm
offset Z 3 mm
offset Y 1 mm
total length 50 mm
thickness 3 mm
chamfer chamfer on t...

Round-to-Rectangular Tube Adapter STL 3D file ⌀52 mm to 50×41 mm, thickness 2 mm (📦 #4519)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀52 mm to 50×41 mm, thickness 2 mm
Download this 3D model in STL format of a round-to-rectangular tube adapter with an external diameter of ⌀52 mm and a rectangular section with internal dimensions 50×41 mm. The wall thickness is 2 mm and the overall length is 50 mm. A chamfer is applied on the outside of the cylindrical end.
Parameter Value Unit
cylinder outer diameter 52 mm
cylinder inlet length 10 mm
rectangle internal length 50 mm
rectangle internal height 41 mm
rectangle inlet length 7 mm
offset Z 0 mm
offset Y 0 mm
total length 50 mm
thickness 2 mm
chamfer chamfer on t...

Round-to-Rectangular Tube Adapter STL file ⌀50 mm to 45×35 mm, thickness 2 mm (📦 #4489)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL file ⌀50 mm to 45×35 mm, thickness 2 mm
3D file in STL format of a round-to-rectangular tube adapter with an outer diameter of ⌀50 mm and a rectangular section with inner dimensions 45×35 mm. The wall thickness is 2 mm and the overall length is 50 mm. A chamfer is present on the outside of the cylindrical end.
Parameter Value Unit
cylinder outer diameter 50 mm
cylinder inlet length 10 mm
rectangle internal length 45 mm
rectangle internal height 35 mm
rectangle inlet length 7 mm
offset Z 0 mm
offset Y 0 mm
total length 50 mm
thickness 2 mm
chamfer chamfer on t...

Round-to-Rectangular Tube Adapter STL 3D file ⌀107 mm to 110×54 mm, thickness 3 mm (📦 #2839)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀107 mm to 110×54 mm, thickness 3 mm
Download this model in STL format of a round-to-rectangular adapter with an external diameter of ⌀107 mm and a rectangular section with internal dimensions 110×54 mm. The wall thickness is 3 mm and the total length is 80 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 107 mm
cylinder inlet length 30 mm
rectangle internal length 110 mm
rectangle internal height 54 mm
rectangle inlet length 30 mm
offset Z 0 mm
offset Y 0 mm
total length 80 mm
thickness 3 mm
chamfer chamfers on ...