Custom Round-to-Rectangular Tube Adapter STL 3D file ⌀100 mm to 44×194 mm, thickness 3 mm 📦#10213

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Download this file in STL format of a round-to-rectangular tube adapter with an outer diameter of ⌀100 mm and a rectangular section with internal dimensions 44×194 mm. The shell thickness is 3 mm and the overall length is 150 mm.
Generation date: 2026-07-18
3D Model Round-to-Rectangular Tube Adapter STL 3D file ⌀100 mm to 44×194 mm, thickness 3 mm

3D model download

Free
  • round-to-rectangular-adapter-d_model10213-nb0_dd{id}.stl : 1.5 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 100 mm (≃3 15/16 in)
#2 cylinder inlet length 30 mm (≃1 3/16 in)
#3 rectangle internal length 44 mm (≃1.73 in)
#4 rectangle internal height 194 mm (≃7 5/8 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 150 mm (≃5.91 in)
#9 thickness 3 mm (≃1/8 in)
#10 chamfer no chamfer
Metadata Value
Cylinder internal diameter 94 mm (≃3 11/16 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 70 mm
cylinder inlet length 20 mm
rectangle internal length 15 mm
rectangle internal height 180 mm
rectangle inlet length 20 mm
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offset Y 0 mm
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Parameter Value Unit
cylinder outer diameter 100 mm
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Round-to-Rectangular Tube Adapter STL 3D file ⌀78 mm to 30×200 mm, thickness 3 mm (📦 #3024)

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Download this model in STL format of a round-to-rectangular adapter with an outer diameter of ⌀78 mm and a rectangular section with inner dimensions 30×200 mm. The shell thickness is 3 mm and the overall length is 100 mm.
Parameter Value Unit
cylinder outer diameter 78 mm
cylinder inlet length 20 mm
rectangle internal length 30 mm
rectangle internal height 200 mm
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Round-to-Rectangular Tube Adapter STL 3D file ⌀60 mm to 120×120 mm, thickness 3 mm (📦 #6452)

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Round-to-Rectangular Tube Adapter STL 3D file ⌀60 mm to 120×120 mm, thickness 3 mm
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Parameter Value Unit
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Round-to-Rectangular Tube Adapter STL file ⌀48.5 mm to 120×120 mm, thickness 3 mm
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Parameter Value Unit
cylinder outer diameter 48.5 mm
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Round-to-Rectangular Tube Adapter STL file ⌀75 mm to 105×105 mm, thickness 3 mm (📦 #1746)

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

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Parameter Value Unit
cylinder outer diameter 40 mm
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Round-to-Rectangular Tube Adapter STL file ⌀60 mm to 120×120 mm, thickness 3 mm (📦 #6451)

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Parameter Value Unit
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Parameter Value Unit
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Download this file in STL format of a round-to-rectangular tube adapter with an outer diameter of ⌀95 mm and a rectangular section with internal dimensions 120×148.5 mm. The shell thickness is 2 mm and the overall length is 100 mm.
Parameter Value Unit
cylinder outer diameter 95 mm
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Round-to-Rectangular Tube Adapter STL 3D file ⌀95 mm to 116×144.5 mm, thickness 2 mm (📦 #2020)

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Parameter Value Unit
cylinder outer diameter 95 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
cylinder inlet length 50 mm
rectangle internal length 120 mm
rectangle internal height 126 mm
rectangle inlet length 50 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 file ⌀149.6 mm to 120×150 mm, thickness 3 mm (📦 #9894)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL file ⌀149.6 mm to 120×150 mm, thickness 3 mm
Download this model in STL format of a round-to-rectangular adapter with an external diameter of ⌀149.6 mm and a rectangular section with inner dimensions 120×150 mm. The wall thickness is 3 mm and the overall length is 200 mm. A chamfer is present on the inside of the rectangular end to ease insertion.
Parameter Value Unit
cylinder outer diameter 149.6 mm
cylinder inlet length 35 mm
rectangle internal length 120 mm
rectangle internal height 150 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 ⌀78 mm to 122×73 mm, thickness 3 mm (📦 #9840)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀78 mm to 122×73 mm, thickness 3 mm
File in STL format of a round-to-rectangular adapter with an outer diameter of ⌀78 mm and a rectangular section with inner dimensions 122×73 mm. The shell thickness is 3 mm and the total length is 150 mm.
Parameter Value Unit
cylinder outer diameter 78 mm
cylinder inlet length 20 mm
rectangle internal length 122 mm
rectangle internal height 73 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 3D file ⌀155 mm to 144×127 mm, thickness 3 mm (📦 #9857)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀155 mm to 144×127 mm, thickness 3 mm
Download this file in STL format of a round-to-rectangular adapter with an outer diameter of ⌀155 mm and a rectangular section with internal dimensions 144×127 mm. The shell thickness is 3 mm and the total length is 108 mm.
Parameter Value Unit
cylinder outer diameter 155 mm
cylinder inlet length 30 mm
rectangle internal length 144 mm
rectangle internal height 127 mm
rectangle inlet length 57 mm
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offset Y 0 mm
total length 108 mm
thickness 3 mm
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Round-to-Rectangular Tube Adapter STL file ⌀95 mm to 126×121 mm, thickness 2 mm (📦 #9175)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL file ⌀95 mm to 126×121 mm, thickness 2 mm
Model in STL format of a round-to-rectangular adapter with an external diameter of ⌀95 mm and a rectangular section with inner dimensions 126×121 mm. The wall thickness is 2 mm and the total length is 95 mm. A chamfer is present on the outside of the cylindrical end to ease insertion.
Parameter Value Unit
cylinder outer diameter 95 mm
cylinder inlet length 20 mm
rectangle internal length 126 mm
rectangle internal height 121 mm
rectangle inlet length 20 mm
offset Z 0 mm
offset Y 0 mm
total length 95 mm
thickness 2 mm
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Round-to-Rectangular Tube Adapter STL file ⌀140 mm to 80×80 mm, thickness 3 mm (📦 #2429)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL file ⌀140 mm to 80×80 mm, thickness 3 mm
File in STL format of a round-to-rectangular tube adapter with an outer diameter of ⌀140 mm and a rectangular section with internal dimensions 80×80 mm. The wall thickness is 3 mm and the overall length is 80 mm.
Parameter Value Unit
cylinder outer diameter 140 mm
cylinder inlet length 30 mm
rectangle internal length 80 mm
rectangle internal height 80 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 ⌀110 mm to 50×120 mm, thickness 2 mm (📦 #2023)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀110 mm to 50×120 mm, thickness 2 mm
Model in STL format of a round-to-rectangular adapter with an external diameter of ⌀110 mm and a rectangular section with internal dimensions 50×120 mm. The shell thickness is 2 mm and the total length is 200 mm. A chamfer is present on the outside of the cylindrical end to ease insertion.
Parameter Value Unit
cylinder outer diameter 110 mm
cylinder inlet length 50 mm
rectangle internal length 50 mm
rectangle internal height 120 mm
rectangle inlet length 50 mm
offset Z 0 mm
offset Y 0 mm
total length 200 mm
thickness 2 mm
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Round-to-Rectangular Tube Adapter STL 3D file ⌀119 mm to 114×79 mm, thickness 3 mm + offset (📦 #2248)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀119 mm to 114×79 mm, thickness 3 mm + offset
Download this 3D file in STL format of a round-to-rectangular tube adapter with an external diameter of ⌀119 mm and a rectangular section with inner dimensions 114×79 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 10.5 mm along the Z axis.
Parameter Value Unit
cylinder outer diameter 119 mm
cylinder inlet length 30 mm
rectangle internal length 114 mm
rectangle internal height 79 mm
rectangle inlet length 30 mm
offset Z 10.5 mm
offset Y 3 mm
total length 100 mm
thickness 3 mm
chamfer no chamfer

Round-to-Rectangular Tube Adapter STL file ⌀73 mm to 122×72 mm, thickness 3 mm (📦 #9882)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL file ⌀73 mm to 122×72 mm, thickness 3 mm
Download this 3D file in STL format of a round-to-rectangular tube adapter with an external diameter of ⌀73 mm and a rectangular section with inner dimensions 122×72 mm. The shell thickness is 3 mm and the total length is 150 mm.
Parameter Value Unit
cylinder outer diameter 73 mm
cylinder inlet length 20 mm
rectangle internal length 122 mm
rectangle internal height 72 mm
rectangle inlet length 30 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 file ⌀75 mm to 122×72 mm, thickness 3 mm (📦 #9880)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL file ⌀75 mm to 122×72 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 122×72 mm. The wall thickness is 3 mm and the total length is 150 mm.
Parameter Value Unit
cylinder outer diameter 75 mm
cylinder inlet length 19 mm
rectangle internal length 122 mm
rectangle internal height 72 mm
rectangle inlet length 30 mm
offset Z 0 mm
offset Y 0 mm
total length 150 mm
thickness 3 mm
chamfer no chamfer