Custom Round-to-Rectangular Tube Adapter STL file ⌀148 mm to 197×159 mm, thickness 3 mm + offset 📦#7938

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Download this 3D model in STL format of a round-to-rectangular tube adapter with an external diameter of ⌀148 mm and a rectangular section with inner dimensions 197×159 mm. The shell thickness is 3 mm and the overall length is 91.3 mm. The adapter has an offset of 2 mm along the Y axis and 2 mm along the Z axis. A chamfer is applied on the inside of the rectangular end to ease insertion.
Generation date: 2026-03-21
3D Model Round-to-Rectangular Tube Adapter STL file ⌀148 mm to 197×159 mm, thickness 3 mm + offset

3D model download

Free
  • round-to-rectangular-adapter-d_model7938-nb0_dd{id}.stl : 4.7 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 148 mm (≃5 13/16 in)
#2 cylinder inlet length 35 mm (≃1 3/8 in)
#3 rectangle internal length 197 mm (≃7 3/4 in)
#4 rectangle internal height 159 mm (≃6 1/4 in)
#5 rectangle inlet length 30 mm (≃1 3/16 in)
#6 offset Z 2 mm (≃0.08 in)
#7 offset Y 2 mm (≃0.08 in)
#8 total length 91.3 mm (≃3.59 in)
#9 thickness 3 mm (≃1/8 in)
#10 chamfer chamfer on the inside
of the rectangular tube
Metadata Value
Cylinder internal diameter 142 mm (≃5.59 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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Round-to-Rectangular Tube Adapter STL file ⌀195 mm to 185×185 mm, thickness 3 mm (📦 #6602)

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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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1 object(s) - format STL
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Parameter Value Unit
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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 ⌀152 mm and a rectangular section with internal dimensions 220×80 mm. The shell thickness is 3 mm and the total length is 100 mm. The adapter has an offset of 2 mm along the Y axis and 2 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 152 mm
cylinder inlet length 10 mm
rectangle internal length 220 mm
rectangle internal height 80 mm
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1 object(s) - format STL
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Parameter Value Unit
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Round-to-Rectangular Tube Adapter STL 3D file ⌀108 mm to 152×82 mm, thickness 3 mm (📦 #4106)

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Parameter Value Unit
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Parameter Value Unit
cylinder outer diameter 110 mm
cylinder inlet length 30 mm
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Round-to-Rectangular Tube Adapter STL file ⌀110 mm to 220×220 mm, thickness 3 mm + offset (📦 #1648)

1 object(s) - format STL
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Parameter Value Unit
cylinder outer diameter 110 mm
cylinder inlet length 30 mm
rectangle internal length 220 mm
rectangle internal height 220 mm
rectangle inlet length 50 mm
offset Z 20 mm
offset Y 0 mm
total length 120 mm
thickness 3 mm
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Round-to-Rectangular Tube Adapter STL file ⌀150 mm to 250×120 mm, thickness 3 mm (📦 #9716)

1 object(s) - format STL
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Parameter Value Unit
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rectangle internal height 120 mm
rectangle inlet length 20 mm
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thickness 3 mm
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Parameter Value Unit
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cylinder inlet length 30 mm
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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 3D file ⌀156 mm to 200×200 mm, thickness 3 mm (📦 #9781)

1 object(s) - format STL
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File in STL format of a round-to-rectangular tube adapter with an outer diameter of ⌀156 mm and a rectangular section with internal dimensions 200×200 mm. The shell thickness is 3 mm and the overall 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.
Parameter Value Unit
cylinder outer diameter 156 mm
cylinder inlet length 40 mm
rectangle internal length 200 mm
rectangle internal height 200 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 file ⌀120 mm to 205×100 mm, thickness 3 mm + offset (📦 #8381)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL file ⌀120 mm to 205×100 mm, thickness 3 mm + offset
Download this model in STL format of a round-to-rectangular tube adapter with an external diameter of ⌀120 mm and a rectangular section with internal dimensions 205×100 mm. The shell thickness is 3 mm and the total length is 125 mm. The adapter has an offset of 3 mm along the Y axis and 3 mm along the Z axis.
Parameter Value Unit
cylinder outer diameter 120 mm
cylinder inlet length 40 mm
rectangle internal length 205 mm
rectangle internal height 100 mm
rectangle inlet length 12 mm
offset Z 3 mm
offset Y 3 mm
total length 125 mm
thickness 3 mm
chamfer no chamfer

Round-to-Rectangular Tube Adapter STL file ⌀180 mm to 200×200 mm, thickness 3 mm (📦 #7409)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL file ⌀180 mm to 200×200 mm, thickness 3 mm
Download this file in STL format of a round-to-rectangular adapter with an external diameter of ⌀180 mm and a rectangular section with internal dimensions 200×200 mm. The shell thickness is 3 mm and the overall length is 85 mm.
Parameter Value Unit
cylinder outer diameter 180 mm
cylinder inlet length 15 mm
rectangle internal length 200 mm
rectangle internal height 200 mm
rectangle inlet length 40 mm
offset Z 0 mm
offset Y 0 mm
total length 85 mm
thickness 3 mm
chamfer no chamfer

Round-to-Rectangular Tube Adapter STL 3D file ⌀99.5 mm to 170×100 mm, thickness 2 mm (📦 #1696)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀99.5 mm to 170×100 mm, thickness 2 mm
Download this file in STL format of a round-to-rectangular tube adapter with an outer diameter of ⌀99.5 mm and a rectangular section with inner dimensions 170×100 mm. The wall thickness is 2 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 to ease insertion.
Parameter Value Unit
cylinder outer diameter 99.5 mm
cylinder inlet length 30 mm
rectangle internal length 170 mm
rectangle internal height 100 mm
rectangle inlet length 30 mm
offset Z 0 mm
offset Y 0 mm
total length 120 mm
thickness 2 mm
chamfer chamfers on ...