Custom Round-to-Rectangular Tube Adapter STL 3D file ⌀180 mm to 180×50 mm, thickness 3 mm 📦#1915

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Download this file in STL format of a round-to-rectangular adapter with an external diameter of ⌀180 mm and a rectangular section with inner dimensions 180×50 mm. The wall thickness is 3 mm and the overall length is 250 mm.
Generation date: 2025-09-22
3D Model Round-to-Rectangular Tube Adapter STL 3D file ⌀180 mm to 180×50 mm, thickness 3 mm

3D model download

Free
  • round-to-rectangular-adapter-d_model1915-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 180 mm (≃7.09 in)
#2 cylinder inlet length 80 mm (≃3.15 in)
#3 rectangle internal length 180 mm (≃7.09 in)
#4 rectangle internal height 50 mm (≃1.97 in)
#5 rectangle inlet length 50 mm (≃1.97 in)
#6 offset Z 0 mm (0 in)
#7 offset Y 0 mm (0 in)
#8 total length 250 mm (≃9.84 in)
#9 thickness 3 mm (≃1/8 in)
#10 chamfer no chamfer
Metadata Value
Cylinder internal diameter 174 mm (≃6.85 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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cylinder inlet length 70 mm
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Parameter Value Unit
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Parameter Value Unit
cylinder outer diameter 150 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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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 3D file ⌀203 mm to 191×53 mm, thickness 2 mm (📦 #8071)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀203 mm to 191×53 mm, thickness 2 mm
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Parameter Value Unit
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Round-to-Rectangular Tube Adapter STL file ⌀154 mm to 226×90 mm, thickness 2 mm (📦 #9231)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL file ⌀154 mm to 226×90 mm, thickness 2 mm
Download this file in STL format of a round-to-rectangular tube adapter with an external diameter of ⌀154 mm and a rectangular section with internal dimensions 226×90 mm. The shell thickness is 2 mm and the total length is 150 mm.
Parameter Value Unit
cylinder outer diameter 154 mm
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rectangle internal height 90 mm
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offset Y 0 mm
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Round-to-Rectangular Tube Adapter STL file ⌀203 mm to 196×56 mm, thickness 2 mm (📦 #8049)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL file ⌀203 mm to 196×56 mm, thickness 2 mm
3D file in STL format of a round-to-rectangular tube adapter with an outer diameter of ⌀203 mm and a rectangular section with inner dimensions 196×56 mm. The wall thickness is 2 mm and the overall length is 200 mm.
Parameter Value Unit
cylinder outer diameter 203 mm
cylinder inlet length 40 mm
rectangle internal length 196 mm
rectangle internal height 56 mm
rectangle inlet length 50 mm
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offset Y 0 mm
total length 200 mm
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Round-to-Rectangular Tube Adapter STL 3D file ⌀150 mm to 226×90 mm, thickness 2 mm (📦 #9222)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀150 mm to 226×90 mm, thickness 2 mm
3D file in STL format of a round-to-rectangular tube adapter with an external diameter of ⌀150 mm and a rectangular section with internal dimensions 226×90 mm. The wall thickness is 2 mm and the overall length is 150 mm.
Parameter Value Unit
cylinder outer diameter 150 mm
cylinder inlet length 56 mm
rectangle internal length 226 mm
rectangle internal height 90 mm
rectangle inlet length 50 mm
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offset Y 0 mm
total length 150 mm
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Round-to-Rectangular Tube Adapter STL file ⌀90 mm to 220×40 mm, thickness 4 mm (📦 #4854)

1 object(s) - format STL
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Parameter Value Unit
cylinder outer diameter 90 mm
cylinder inlet length 100 mm
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Parameter Value Unit
cylinder outer diameter 150 mm
cylinder inlet length 50 mm
rectangle internal length 150 mm
rectangle internal height 30 mm
rectangle inlet length 80 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 ⌀125 mm to 250×20 mm, thickness 3 mm (📦 #9307)

1 object(s) - format STL
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Parameter Value Unit
cylinder outer diameter 125 mm
cylinder inlet length 40 mm
rectangle internal length 250 mm
rectangle internal height 20 mm
rectangle inlet length 40 mm
offset Z 0 mm
offset Y 0 mm
total length 250 mm
thickness 3 mm
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Round-to-Rectangular Tube Adapter STL file ⌀150 mm to 150×30 mm, thickness 3 mm (📦 #4715)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL file ⌀150 mm to 150×30 mm, thickness 3 mm
3D model in STL format of a round-to-rectangular adapter with an outer diameter of ⌀150 mm and a rectangular section with inner dimensions 150×30 mm. The shell thickness is 3 mm and the overall length is 220 mm.
Parameter Value Unit
cylinder outer diameter 150 mm
cylinder inlet length 50 mm
rectangle internal length 150 mm
rectangle internal height 30 mm
rectangle inlet length 100 mm
offset Z 0 mm
offset Y 0 mm
total length 220 mm
thickness 3 mm
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Round-to-Rectangular Tube Adapter STL 3D file ⌀94 mm to 200×25 mm, thickness 4 mm (📦 #7605)

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 ⌀94 mm and a rectangular section with internal dimensions 200×25 mm. The shell thickness is 4 mm and the total length is 230 mm.
Parameter Value Unit
cylinder outer diameter 94 mm
cylinder inlet length 100 mm
rectangle internal length 200 mm
rectangle internal height 25 mm
rectangle inlet length 30 mm
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offset Y 0 mm
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thickness 4 mm
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1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL file ⌀150 mm to 300×20 mm, thickness 3 mm + offset
Download this model in STL format of a round-to-rectangular tube adapter with an outer diameter of ⌀150 mm and a rectangular section with inner dimensions 300×20 mm. The wall thickness is 3 mm and the overall length is 200 mm. The adapter has an offset of 5 mm along the Y axis and 5 mm along the Z axis. A chamfer is present on the outside of the cylindrical end.
Parameter Value Unit
cylinder outer diameter 150 mm
cylinder inlet length 50 mm
rectangle internal length 300 mm
rectangle internal height 20 mm
rectangle inlet length 50 mm
offset Z 5 mm
offset Y 5 mm
total length 200 mm
thickness 3 mm
chamfer chamfer on t...

Round-to-Rectangular Tube Adapter STL 3D file ⌀160 mm to 220×20 mm, thickness 3 mm (📦 #5816)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀160 mm to 220×20 mm, thickness 3 mm
Download this 3D model in STL format of a round-to-rectangular adapter with an outer diameter of ⌀160 mm and a rectangular section with inner dimensions 220×20 mm. The wall thickness is 3 mm and the total length is 250 mm. A chamfer is present on the outside of the cylindrical end to ease insertion.
Parameter Value Unit
cylinder outer diameter 160 mm
cylinder inlet length 35 mm
rectangle internal length 220 mm
rectangle internal height 20 mm
rectangle inlet length 70 mm
offset Z 0 mm
offset Y 0 mm
total length 250 mm
thickness 3 mm
chamfer chamfer on t...