Custom Round-to-Rectangular Tube Adapter STL file ⌀149.6 mm to 120×150 mm, thickness 3 mm 📦#9894

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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.
Generation date: 2026-07-07
3D Model Round-to-Rectangular Tube Adapter STL file ⌀149.6 mm to 120×150 mm, thickness 3 mm

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  • round-to-rectangular-adapter-d_model9894-nb0_dd{id}.stl : 933.5 Ko
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 149.6 mm (≃5 7/8 in)
#2 cylinder inlet length 35 mm (≃1 3/8 in)
#3 rectangle internal length 120 mm (≃4.72 in)
#4 rectangle internal height 150 mm (≃5.91 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 200 mm (≃7 7/8 in)
#9 thickness 3 mm (≃1/8 in)
#10 chamfer chamfer on the inside
of the rectangular tube
Metadata Value
Cylinder internal diameter 143.6 mm (≃5.65 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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Parameter Value Unit
cylinder outer diameter 150 mm
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Parameter Value Unit
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1 object(s) - format STL
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Parameter Value Unit
cylinder outer diameter 150 mm
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rectangle internal length 150 mm
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Round-to-Rectangular Tube Adapter STL 3D file ⌀100 mm to 100×100 mm, thickness 3 mm (📦 #1614)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀100 mm to 100×100 mm, thickness 3 mm
Model in STL format of a round-to-rectangular adapter with an external diameter of ⌀100 mm and a rectangular section with inner dimensions 100×100 mm. The shell thickness is 3 mm and the overall length is 200 mm.
Parameter Value Unit
cylinder outer diameter 100 mm
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1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀125 mm to 220×90 mm, thickness 3 mm
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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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cylinder inlet length 43 mm
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1 object(s) - format STL
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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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1 object(s) - format STL
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Parameter Value Unit
cylinder outer diameter 150 mm
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rectangle internal length 200 mm
rectangle internal height 60 mm
rectangle inlet length 30 mm
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offset Y 0 mm
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