Custom Round-to-Rectangular Tube Adapter STL file ⌀57 mm to 36×25.6 mm, thickness 3 mm 📦#2993

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Download this 3D file in STL format of a round-to-rectangular adapter with an outer diameter of ⌀57 mm and a rectangular section with internal dimensions 36×25.6 mm. The wall thickness is 3 mm and the overall length is 96 mm.
Generation date: 2025-11-02
3D Model Round-to-Rectangular Tube Adapter STL file ⌀57 mm to 36×25.6 mm, thickness 3 mm

3D model download

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  • round-to-rectangular-adapter-d_model2993-nb0_dd{id}.stl : 1.6 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 57 mm (≃2 1/4 in)
#2 cylinder inlet length 25 mm (≃0.98 in)
#3 rectangle internal length 36 mm (≃1.42 in)
#4 rectangle internal height 25.6 mm (≃1 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 96 mm (≃3.78 in)
#9 thickness 3 mm (≃1/8 in)
#10 chamfer no chamfer
Metadata Value
Cylinder internal diameter 51 mm (≃2 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
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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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Round-to-Rectangular Tube Adapter STL file ⌀49.5 mm to 54×25 mm, thickness 2 mm + offset (📦 #8076)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL file ⌀49.5 mm to 54×25 mm, thickness 2 mm + offset
3D file in STL format of a round-to-rectangular tube adapter with an external diameter of ⌀49.5 mm and a rectangular section with internal dimensions 54×25 mm. The wall thickness is 2 mm and the total length is 100 mm. The adapter has an offset of 10 mm along the Z axis. A chamfer is applied on the outside of the cylindrical end to ease insertion.
Parameter Value Unit
cylinder outer diameter 49.5 mm
cylinder inlet length 30 mm
rectangle internal length 54 mm
rectangle internal height 25 mm
rectangle inlet length 50 mm
offset Z 10 mm
offset Y 0 mm
total length 100 mm
thickness 2 mm
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Round-to-Rectangular Tube Adapter STL file ⌀48 mm to 54×25 mm, thickness 2 mm + offset (📦 #8073)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL file ⌀48 mm to 54×25 mm, thickness 2 mm + offset
Download this 3D model in STL format of a round-to-rectangular tube adapter with an outer diameter of ⌀48 mm and a rectangular section with internal dimensions 54×25 mm. The wall thickness is 2 mm and the overall length is 100 mm. The adapter has an offset of 10 mm along the Z axis. A chamfer is applied on the outside of the cylindrical end.
Parameter Value Unit
cylinder outer diameter 48 mm
cylinder inlet length 30 mm
rectangle internal length 54 mm
rectangle internal height 25 mm
rectangle inlet length 50 mm
offset Z 10 mm
offset Y 0 mm
total length 100 mm
thickness 2 mm
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Parameter Value Unit
cylinder outer diameter 90 mm
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Parameter Value Unit
cylinder outer diameter 100 mm
cylinder inlet length 40 mm
rectangle internal length 100 mm
rectangle internal height 30 mm
rectangle inlet length 40 mm
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offset Y 0 mm
total length 100 mm
thickness 3 mm
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Round-to-Rectangular Tube Adapter STL file ⌀49.1 mm to 53×43 mm, thickness 2 mm + offset (📦 #8078)

1 object(s) - format STL
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Parameter Value Unit
cylinder outer diameter 49.1 mm
cylinder inlet length 30 mm
rectangle internal length 53 mm
rectangle internal height 43 mm
rectangle inlet length 50 mm
offset Z 10 mm
offset Y 0 mm
total length 100 mm
thickness 2 mm
chamfer chamfer on t...

Round-to-Rectangular Tube Adapter STL 3D file ⌀65 mm to 56×71 mm, thickness 2 mm (📦 #8723)

1 object(s) - format STL
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Parameter Value Unit
cylinder outer diameter 65 mm
cylinder inlet length 20 mm
rectangle internal length 56 mm
rectangle internal height 71 mm
rectangle inlet length 35 mm
offset Z 0 mm
offset Y 0 mm
total length 75 mm
thickness 2 mm
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1 object(s) - format STL
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Parameter Value Unit
cylinder outer diameter 64.4 mm
cylinder inlet length 50 mm
rectangle internal length 76.2 mm
rectangle internal height 50 mm
rectangle inlet length 50 mm
offset Z 0 mm
offset Y 0 mm
total length 150 mm
thickness 3 mm
chamfer no chamfer