Custom Round-to-Rectangular Tube Adapter STL 3D file ⌀75 mm to 215×195 mm, thickness 2 mm 📦#10353

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Download this model in STL format of a round-to-rectangular adapter with an outer diameter of ⌀75 mm and a rectangular section with internal dimensions 215×195 mm. The shell thickness is 2 mm and the total length is 100 mm.
Generation date: 2026-07-23
3D Model Round-to-Rectangular Tube Adapter STL 3D file ⌀75 mm to 215×195 mm, thickness 2 mm

3D model download

Free
  • round-to-rectangular-adapter-d_model10353-nb0_dd{id}.stl : 3.9 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 75 mm (≃2 15/16 in)
#2 cylinder inlet length 20 mm (≃0.79 in)
#3 rectangle internal length 215 mm (≃8.46 in)
#4 rectangle internal height 195 mm (≃7 11/16 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 100 mm (≃3 15/16 in)
#9 thickness 2 mm (≃0.08 in)
#10 chamfer no chamfer
Metadata Value
Cylinder internal diameter 71 mm (≃2.80 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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To search for a model based on your own parameters, go to the template page Round to rectangular adapter 

Round-to-Rectangular Tube Adapter STL 3D file ⌀75 mm to 215×195 mm, thickness 2 mm (📦 #10369)

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Round-to-Rectangular Tube Adapter STL 3D file ⌀75 mm to 215×195 mm, thickness 2 mm
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Parameter Value Unit
cylinder outer diameter 75 mm
cylinder inlet length 20 mm
rectangle internal length 215 mm
rectangle internal height 195 mm
rectangle inlet length 30 mm
offset Z 0 mm
offset Y 0 mm
total length 150 mm
thickness 2 mm
chamfer no chamfer

Round-to-Rectangular Tube Adapter STL file ⌀100 mm to 240×270 mm, thickness 2 mm (📦 #9821)

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Round-to-Rectangular Tube Adapter STL file ⌀100 mm to 240×270 mm, thickness 2 mm
Download this 3D file in STL format of a round-to-rectangular tube adapter with an external diameter of ⌀100 mm and a rectangular section with internal dimensions 240×270 mm. The wall thickness is 2 mm and the overall length is 120 mm.
Parameter Value Unit
cylinder outer diameter 100 mm
cylinder inlet length 20 mm
rectangle internal length 240 mm
rectangle internal height 270 mm
rectangle inlet length 20 mm
offset Z 0 mm
offset Y 0 mm
total length 120 mm
thickness 2 mm
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Round-to-Rectangular Tube Adapter STL 3D file ⌀93 mm to 200×100 mm, thickness 2 mm (📦 #8713)

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Round-to-Rectangular Tube Adapter STL 3D file ⌀93 mm to 200×100 mm, thickness 2 mm
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Parameter Value Unit
cylinder outer diameter 93 mm
cylinder inlet length 25 mm
rectangle internal length 200 mm
rectangle internal height 100 mm
rectangle inlet length 25 mm
offset Z 0 mm
offset Y 0 mm
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thickness 2 mm
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Round-to-Rectangular Tube Adapter STL 3D file ⌀100 mm to 200×300 mm, thickness 2 mm (📦 #9628)

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Round-to-Rectangular Tube Adapter STL 3D file ⌀100 mm to 200×300 mm, thickness 2 mm
Download this file in STL format of a round-to-rectangular adapter with an external diameter of ⌀100 mm and a rectangular section with internal dimensions 200×300 mm. The wall thickness is 2 mm and the total length is 100 mm.
Parameter Value Unit
cylinder outer diameter 100 mm
cylinder inlet length 30 mm
rectangle internal length 200 mm
rectangle internal height 300 mm
rectangle inlet length 30 mm
offset Z 0 mm
offset Y 0 mm
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thickness 2 mm
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Round-to-Rectangular Tube Adapter STL file ⌀92 mm to 240×100 mm, thickness 2 mm (📦 #8390)

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Round-to-Rectangular Tube Adapter STL file ⌀92 mm to 240×100 mm, thickness 2 mm
Download this 3D file in STL format of a round-to-rectangular adapter with an outer diameter of ⌀92 mm and a rectangular section with inner dimensions 240×100 mm. The shell thickness is 2 mm and the total length is 67 mm.
Parameter Value Unit
cylinder outer diameter 92 mm
cylinder inlet length 25 mm
rectangle internal length 240 mm
rectangle internal height 100 mm
rectangle inlet length 10 mm
offset Z 0 mm
offset Y 0 mm
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thickness 2 mm
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Round-to-Rectangular Tube Adapter STL file ⌀92 mm to 200×100 mm, thickness 2 mm (📦 #8714)

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Round-to-Rectangular Tube Adapter STL file ⌀92 mm to 200×100 mm, thickness 2 mm
3D model in STL format of a round-to-rectangular tube adapter with an external diameter of ⌀92 mm and a rectangular section with internal dimensions 200×100 mm. The wall thickness is 2 mm and the overall length is 76.7 mm.
Parameter Value Unit
cylinder outer diameter 92 mm
cylinder inlet length 25 mm
rectangle internal length 200 mm
rectangle internal height 100 mm
rectangle inlet length 5 mm
offset Z 0 mm
offset Y 0 mm
total length 76.7 mm
thickness 2 mm
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Round-to-Rectangular Tube Adapter STL file ⌀95 mm to 126×121 mm, thickness 2 mm (📦 #9175)

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Round-to-Rectangular Tube Adapter STL file ⌀95 mm to 126×121 mm, thickness 2 mm
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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
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offset Y 0 mm
total length 95 mm
thickness 2 mm
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Round-to-Rectangular Tube Adapter STL file ⌀50 mm to 149.5×148 mm, thickness 2 mm (📦 #6245)

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Parameter Value Unit
cylinder outer diameter 50 mm
cylinder inlet length 5 mm
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offset Y 0 mm
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thickness 2 mm
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Round-to-Rectangular Tube Adapter STL file ⌀95 mm to 126×121 mm, thickness 2 mm (📦 #9174)

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Round-to-Rectangular Tube Adapter STL file ⌀95 mm to 126×121 mm, thickness 2 mm
Download this model in STL format of a round-to-rectangular adapter with an external diameter of ⌀95 mm and a rectangular section with internal dimensions 126×121 mm. The wall thickness is 2 mm and the total length is 80 mm. A chamfer is applied 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 80 mm
thickness 2 mm
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Round-to-Rectangular Tube Adapter STL file ⌀92 mm to 240×100 mm, thickness 2 mm (📦 #8392)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL file ⌀92 mm to 240×100 mm, thickness 2 mm
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Parameter Value Unit
cylinder outer diameter 92 mm
cylinder inlet length 25 mm
rectangle internal length 240 mm
rectangle internal height 100 mm
rectangle inlet length 5 mm
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offset Y 0 mm
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thickness 2 mm
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Round-to-Rectangular Tube Adapter STL file ⌀62 mm to 230×76 mm, thickness 2 mm (📦 #5780)

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Parameter Value Unit
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Parameter Value Unit
cylinder outer diameter 100 mm
cylinder inlet length 20 mm
rectangle internal length 240 mm
rectangle internal height 120 mm
rectangle inlet length 20 mm
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offset Y 0 mm
total length 80 mm
thickness 3 mm
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Round-to-Rectangular Tube Adapter STL 3D file ⌀100 mm to 250×300 mm, thickness 2 mm (📦 #10427)

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Model in STL format of a round-to-rectangular tube adapter with an external diameter of ⌀100 mm and a rectangular section with internal dimensions 250×300 mm. The wall thickness is 2 mm and the total length is 120 mm.
Parameter Value Unit
cylinder outer diameter 100 mm
cylinder inlet length 40 mm
rectangle internal length 250 mm
rectangle internal height 300 mm
rectangle inlet length 30 mm
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offset Y 0 mm
total length 120 mm
thickness 2 mm
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Round-to-Rectangular Tube Adapter STL 3D file ⌀110 mm to 127×127 mm, thickness 2 mm + offset (📦 #8803)

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3D file in STL format of a round-to-rectangular tube adapter with an external diameter of ⌀110 mm and a rectangular section with internal dimensions 127×127 mm. The shell thickness is 2 mm and the total length is 100 mm. The adapter has an offset of 10 mm along the Y axis and 10 mm along the Z axis.
Parameter Value Unit
cylinder outer diameter 110 mm
cylinder inlet length 20 mm
rectangle internal length 127 mm
rectangle internal height 127 mm
rectangle inlet length 20 mm
offset Z 10 mm
offset Y 10 mm
total length 100 mm
thickness 2 mm
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Round-to-Rectangular Tube Adapter STL 3D file ⌀100 mm to 135×100 mm, thickness 2 mm (📦 #3917)

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3D file in STL format of a round-to-rectangular adapter with an outer diameter of ⌀100 mm and a rectangular section with internal dimensions 135×100 mm. The shell thickness is 2 mm and the overall length is 60 mm. A chamfer is applied on the outside of the cylindrical end to ease insertion.
Parameter Value Unit
cylinder outer diameter 100 mm
cylinder inlet length 20 mm
rectangle internal length 135 mm
rectangle internal height 100 mm
rectangle inlet length 20 mm
offset Z 0 mm
offset Y 0 mm
total length 60 mm
thickness 2 mm
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Round-to-Rectangular Tube Adapter STL file ⌀92 mm to 175×100 mm, thickness 2 mm (📦 #8715)

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Parameter Value Unit
cylinder outer diameter 92 mm
cylinder inlet length 25 mm
rectangle internal length 175 mm
rectangle internal height 100 mm
rectangle inlet length 5 mm
offset Z 0 mm
offset Y 0 mm
total length 53.4 mm
thickness 2 mm
chamfer chamfer on t...

Round-to-Rectangular Tube Adapter STL 3D file ⌀102 mm to 150×150 mm, thickness 2 mm (📦 #3877)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀102 mm to 150×150 mm, thickness 2 mm
Model in STL format of a round-to-rectangular adapter with an outer diameter of ⌀102 mm and a rectangular section with inner dimensions 150×150 mm. The shell thickness is 2 mm and the total length is 100 mm.
Parameter Value Unit
cylinder outer diameter 102 mm
cylinder inlet length 50 mm
rectangle internal length 150 mm
rectangle internal height 150 mm
rectangle inlet length 5 mm
offset Z 0 mm
offset Y 0 mm
total length 100 mm
thickness 2 mm
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Round-to-Rectangular Tube Adapter STL 3D file ⌀104 mm to 104×104 mm, thickness 2 mm (📦 #4157)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀104 mm to 104×104 mm, thickness 2 mm
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Parameter Value Unit
cylinder outer diameter 104 mm
cylinder inlet length 20 mm
rectangle internal length 104 mm
rectangle internal height 104 mm
rectangle inlet length 20 mm
offset Z 0 mm
offset Y 0 mm
total length 80 mm
thickness 2 mm
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Round-to-Rectangular Tube Adapter STL 3D file ⌀152.4 mm to 178×254 mm, thickness 2 mm (📦 #9198)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀152.4 mm to 178×254 mm, thickness 2 mm
Download this file in STL format of a round-to-rectangular adapter with an outer diameter of ⌀152.4 mm and a rectangular section with internal dimensions 178×254 mm. The shell thickness is 2 mm and the total length is 78 mm. A chamfer is present on the outside of the cylindrical end to ease insertion.
Parameter Value Unit
cylinder outer diameter 152.4 mm
cylinder inlet length 20 mm
rectangle internal length 178 mm
rectangle internal height 254 mm
rectangle inlet length 20 mm
offset Z 0 mm
offset Y 0 mm
total length 78 mm
thickness 2 mm
chamfer chamfer on t...

Round-to-Rectangular Tube Adapter STL 3D file ⌀120 mm to 205×100 mm, thickness 2 mm + offset (📦 #8382)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀120 mm to 205×100 mm, thickness 2 mm + offset
Download this 3D file in STL format of a round-to-rectangular adapter with an outer diameter of ⌀120 mm and a rectangular section with inner dimensions 205×100 mm. The shell thickness is 2 mm and the overall length is 125 mm. The adapter has an offset of 2 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 2 mm
total length 125 mm
thickness 2 mm
chamfer no chamfer

Round-to-Rectangular Tube Adapter STL file ⌀110 mm to 220×220 mm, thickness 3 mm + offset (📦 #1648)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL file ⌀110 mm to 220×220 mm, thickness 3 mm + offset
3D model in STL format of a round-to-rectangular tube adapter with an external diameter of ⌀110 mm and a rectangular section with internal dimensions 220×220 mm. The shell thickness is 3 mm and the total length is 120 mm. The adapter has an offset of 20 mm along the Z axis. A chamfer is present on the outside of the cylindrical end.
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 ⌀120 mm to 196×100 mm, thickness 2 mm + offset (📦 #8414)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL file ⌀120 mm to 196×100 mm, thickness 2 mm + offset
Download this file in STL format of a round-to-rectangular tube adapter with an external diameter of ⌀120 mm and a rectangular section with internal dimensions 196×100 mm. The shell thickness is 2 mm and the overall 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 196 mm
rectangle internal height 100 mm
rectangle inlet length 12 mm
offset Z 3 mm
offset Y 3 mm
total length 125 mm
thickness 2 mm
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Round-to-Rectangular Tube Adapter STL 3D file ⌀62 mm to 230×76 mm, thickness 2 mm (📦 #5781)

1 object(s) - format STL
Round-to-Rectangular Tube Adapter STL 3D file ⌀62 mm to 230×76 mm, thickness 2 mm
File in STL format of a round-to-rectangular tube adapter with an external diameter of ⌀62 mm and a rectangular section with internal dimensions 230×76 mm. The shell thickness is 2 mm and the total length is 120 mm.
Parameter Value Unit
cylinder outer diameter 62 mm
cylinder inlet length 20 mm
rectangle internal length 230 mm
rectangle internal height 76 mm
rectangle inlet length 60 mm
offset Z 0 mm
offset Y 0 mm
total length 120 mm
thickness 2 mm
chamfer no chamfer