Custom Round-to-Rectangular Tube Adapter STL 3D file ⌀25 mm to 125×25 mm, thickness 2 mm 📦#2366
Generation date: 2025-10-11
3D model download
Free- round-to-rectangular-adapter-d_model2366-nb0_dd{id}.stl : 1.5 Mo
STL
Mesh quality :
0.0005
0.05
(Internal and private use, non-commercial – no distribution – no derivatives)
Safe download
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 | 25 mm (≃0.98 in) |
| #2 | cylinder inlet length | 50 mm (≃1.97 in) |
| #3 | rectangle internal length | 125 mm (≃4.92 in) |
| #4 | rectangle internal height | 25 mm (≃0.98 in) |
| #5 | rectangle inlet length | 100 mm (≃3 15/16 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 | 2 mm (≃0.08 in) |
| #10 | chamfer | no chamfer |
| Metadata | Value |
|---|---|
| Cylinder internal diameter | 21 mm (≃13/16 in) |
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 |
Related 3D models
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 file ⌀66 mm to 70×25 mm, thickness 3 mm + offset (📦 #2475)
1 object(s) - format STL
Download this file in STL format of a round-to-rectangular tube adapter with an external diameter of ⌀66 mm and a rectangular section with internal dimensions 70×25 mm. The shell thickness is 3 mm and the total length is 221.4 mm. The adapter has an offset of 10.7 mm along the Z axis.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 66 | mm |
| cylinder inlet length | 50 | mm |
| rectangle internal length | 70 | mm |
| rectangle internal height | 25 | mm |
| rectangle inlet length | 100 | mm |
| offset Z | 10.7 | mm |
| offset Y | 0 | mm |
| total length | 221.4 | mm |
| thickness | 3 | mm |
| chamfer | no chamfer |
Round-to-Rectangular Tube Adapter STL file ⌀76 mm to 160×25 mm, thickness 3 mm + offset (📦 #2256)
1 object(s) - format STL
3D file in STL format of a round-to-rectangular adapter with an outer diameter of ⌀76 mm and a rectangular section with internal dimensions 160×25 mm. The shell thickness is 3 mm and the total length is 221.4 mm. The adapter has an offset of 10.7 mm along the Z axis.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 76 | mm |
| cylinder inlet length | 50 | mm |
| rectangle internal length | 160 | mm |
| rectangle internal height | 25 | mm |
| rectangle inlet length | 100 | mm |
| offset Z | 10.7 | mm |
| offset Y | 0 | mm |
| total length | 221.4 | mm |
| thickness | 3 | mm |
| chamfer | no chamfer |
Round-to-Rectangular Tube Adapter STL 3D file ⌀100 mm to 150×50 mm, thickness 2 mm (📦 #1632)
1 object(s) - format STL
Download this 3D file in STL format of a round-to-rectangular adapter with an outer diameter of ⌀100 mm and a rectangular section with inner dimensions 150×50 mm. The wall thickness is 2 mm and the total length is 150 mm.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 100 | mm |
| cylinder inlet length | 50 | mm |
| rectangle internal length | 150 | mm |
| rectangle internal height | 50 | mm |
| rectangle inlet length | 80 | 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 ⌀70 mm to 70×90 mm, thickness 2 mm + offset (📦 #2046)
1 object(s) - format STL
Download this model in STL format of a round-to-rectangular tube adapter with an external diameter of ⌀70 mm and a rectangular section with internal dimensions 70×90 mm. The shell thickness is 2 mm and the total length is 160 mm. The adapter has an offset of 5 mm along the Y axis and 5 mm along the Z axis. A chamfer is applied on the outside of the cylindrical end.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 70 | mm |
| cylinder inlet length | 50 | mm |
| rectangle internal length | 70 | mm |
| rectangle internal height | 90 | mm |
| rectangle inlet length | 90 | mm |
| offset Z | 5 | mm |
| offset Y | 5 | mm |
| total length | 160 | mm |
| thickness | 2 | mm |
| chamfer | chamfer on t... |
Round-to-Rectangular Tube Adapter STL 3D file ⌀100 mm to 150×50 mm, thickness 2 mm (📦 #1615)
1 object(s) - format STL
File in STL format of a round-to-rectangular adapter with an external diameter of ⌀100 mm and a rectangular section with inner dimensions 150×50 mm. The wall thickness is 2 mm and the overall length is 150 mm. A chamfer is present on the outside of the cylindrical end to ease insertion.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 100 | mm |
| cylinder inlet length | 50 | mm |
| rectangle internal length | 150 | mm |
| rectangle internal height | 50 | mm |
| rectangle inlet length | 80 | mm |
| offset Z | 0 | mm |
| offset Y | 0 | mm |
| total length | 150 | mm |
| thickness | 2 | mm |
| chamfer | chamfer on t... |
Round-to-Rectangular Tube Adapter STL 3D file ⌀84 mm to 85×85 mm, thickness 2 mm (📦 #3219)
1 object(s) - format STL
Model in STL format of a round-to-rectangular adapter with an external diameter of ⌀84 mm and a rectangular section with internal dimensions 85×85 mm. The shell thickness is 2 mm and the overall length is 150 mm.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 84 | mm |
| cylinder inlet length | 30 | mm |
| rectangle internal length | 85 | mm |
| rectangle internal height | 85 | mm |
| rectangle inlet length | 85 | mm |
| offset Z | 0 | mm |
| offset Y | 0 | mm |
| total length | 150 | mm |
| thickness | 2 | mm |
| chamfer | no chamfer |
Download this file in STL format of a round-to-rectangular tube adapter with an external diameter of ⌀106 mm and a rectangular section with inner dimensions 94.6×73 mm. The shell thickness is 2 mm and the total length is 200 mm. The adapter has an offset of 25 mm along the Z axis.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 106 | mm |
| cylinder inlet length | 50 | mm |
| rectangle internal length | 94.6 | mm |
| rectangle internal height | 73 | mm |
| rectangle inlet length | 100 | mm |
| offset Z | 25 | mm |
| offset Y | 0 | mm |
| total length | 200 | mm |
| thickness | 2 | mm |
| chamfer | no chamfer |
Round-to-Rectangular Tube Adapter STL 3D file ⌀76 mm to 160×60 mm, thickness 3 mm + offset (📦 #2257)
1 object(s) - format STL
3D file in STL format of a round-to-rectangular tube adapter with an external diameter of ⌀76 mm and a rectangular section with internal dimensions 160×60 mm. The shell thickness is 3 mm and the total length is 200 mm. The adapter has an offset of 25 mm along the Z axis.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 76 | mm |
| cylinder inlet length | 50 | mm |
| rectangle internal length | 160 | mm |
| rectangle internal height | 60 | mm |
| rectangle inlet length | 100 | mm |
| offset Z | 25 | mm |
| offset Y | 0 | mm |
| total length | 200 | mm |
| thickness | 3 | mm |
| chamfer | no chamfer |
Round-to-Rectangular Tube Adapter STL file ⌀76 mm to 160×25 mm, thickness 3 mm + offset (📦 #2259)
1 object(s) - format STL
3D model in STL format of a round-to-rectangular tube adapter with an external diameter of ⌀76 mm and a rectangular section with internal dimensions 160×25 mm. The shell thickness is 3 mm and the overall length is 250 mm. The adapter has an offset of 25 mm along the Z axis.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 76 | mm |
| cylinder inlet length | 50 | mm |
| rectangle internal length | 160 | mm |
| rectangle internal height | 25 | mm |
| rectangle inlet length | 100 | mm |
| offset Z | 25 | mm |
| offset Y | 0 | mm |
| total length | 250 | mm |
| thickness | 3 | mm |
| chamfer | no chamfer |
Round-to-Rectangular Tube Adapter STL file ⌀80 mm to 105×50 mm, thickness 2 mm (📦 #1772)
1 object(s) - format STL
Download this 3D file in STL format of a round-to-rectangular adapter with an outer diameter of ⌀80 mm and a rectangular section with inner dimensions 105×50 mm. The wall thickness is 2 mm and the total length is 150 mm.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 80 | mm |
| cylinder inlet length | 50 | mm |
| rectangle internal length | 105 | mm |
| rectangle internal height | 50 | mm |
| rectangle inlet length | 50 | 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 3D file ⌀27 mm to 33×30 mm, thickness 2 mm (📦 #2477)
1 object(s) - format STL
Download this file in STL format of a round-to-rectangular adapter with an external diameter of ⌀27 mm and a rectangular section with internal dimensions 33×30 mm. The wall thickness is 2 mm and the overall length is 115 mm.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 27 | mm |
| cylinder inlet length | 20 | mm |
| rectangle internal length | 33 | mm |
| rectangle internal height | 30 | mm |
| rectangle inlet length | 75 | mm |
| offset Z | 0 | mm |
| offset Y | 0 | mm |
| total length | 115 | mm |
| thickness | 2 | mm |
| chamfer | no chamfer |
Round-to-Rectangular Tube Adapter STL 3D file ⌀76 mm to 160×78 mm, thickness 3 mm (📦 #2582)
1 object(s) - format STL
Download this model in STL format of a round-to-rectangular tube adapter with an external diameter of ⌀76 mm and a rectangular section with inner dimensions 160×78 mm. The wall thickness is 3 mm and the overall length is 200 mm.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 76 | mm |
| cylinder inlet length | 76 | mm |
| rectangle internal length | 160 | mm |
| rectangle internal height | 78 | mm |
| rectangle inlet length | 100 | mm |
| offset Z | 0 | mm |
| offset Y | 0 | mm |
| total length | 200 | mm |
| thickness | 3 | mm |
| chamfer | no chamfer |
Round-to-Rectangular Tube Adapter STL file ⌀90 mm to 100×50 mm, thickness 2 mm (📦 #3061)
1 object(s) - format STL
Download this 3D model in STL format of a round-to-rectangular adapter with an external diameter of ⌀90 mm and a rectangular section with internal dimensions 100×50 mm. The shell thickness is 2 mm and the overall length is 120 mm.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 90 | mm |
| cylinder inlet length | 20 | mm |
| rectangle internal length | 100 | mm |
| rectangle internal height | 50 | mm |
| rectangle inlet length | 80 | mm |
| offset Z | 0 | mm |
| offset Y | 0 | mm |
| total length | 120 | mm |
| thickness | 2 | mm |
| chamfer | no chamfer |
Round-to-Rectangular Tube Adapter STL file ⌀32 mm to 25×6 mm, thickness 2 mm (📦 #1757)
1 object(s) - format STL
3D model in STL format of a round-to-rectangular adapter with an external diameter of ⌀32 mm and a rectangular section with inner dimensions 25×6 mm. The wall thickness is 2 mm and the total length is 280 mm. A chamfer is present on the outside of the cylindrical end to ease insertion.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 32 | mm |
| cylinder inlet length | 60 | mm |
| rectangle internal length | 25 | mm |
| rectangle internal height | 6 | mm |
| rectangle inlet length | 60 | mm |
| offset Z | 0 | mm |
| offset Y | 0 | mm |
| total length | 280 | mm |
| thickness | 2 | mm |
| chamfer | chamfer on t... |
Round-to-Rectangular Tube Adapter STL 3D file ⌀85 mm to 105×50 mm, thickness 2 mm (📦 #1654)
1 object(s) - format STL
Download this 3D model in STL format of a round-to-rectangular adapter with an outer diameter of ⌀85 mm and a rectangular section with internal dimensions 105×50 mm. The shell thickness is 2 mm and the overall length is 150 mm.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 85 | mm |
| cylinder inlet length | 50 | mm |
| rectangle internal length | 105 | mm |
| rectangle internal height | 50 | mm |
| rectangle inlet length | 46 | 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 ⌀42 mm to 120×40 mm, thickness 2 mm + offset (📦 #1864)
1 object(s) - format STL
Download this 3D model in STL format of a round-to-rectangular tube adapter with an external diameter of ⌀42 mm and a rectangular section with inner dimensions 120×40 mm. The wall thickness is 2 mm and the total length is 200 mm. The adapter has an offset of 25 mm along the Z axis. Chamfers are applied on the outside of the cylindrical end and on the inside of the rectangular end.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 42 | mm |
| cylinder inlet length | 50 | mm |
| rectangle internal length | 120 | mm |
| rectangle internal height | 40 | mm |
| rectangle inlet length | 100 | mm |
| offset Z | 25 | mm |
| offset Y | 0 | mm |
| total length | 200 | mm |
| thickness | 2 | mm |
| chamfer | chamfers on ... |
Round-to-Rectangular Tube Adapter STL file ⌀106 mm to 92.6×71 mm, thickness 2 mm + offset (📦 #3315)
1 object(s) - format STL
Model in STL format of a round-to-rectangular tube adapter with an outer diameter of ⌀106 mm and a rectangular section with internal dimensions 92.6×71 mm. The shell thickness is 2 mm and the overall length is 170 mm. The adapter has an offset of 25 mm along the Z axis.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 106 | mm |
| cylinder inlet length | 50 | mm |
| rectangle internal length | 92.6 | mm |
| rectangle internal height | 71 | mm |
| rectangle inlet length | 70 | mm |
| offset Z | 25 | mm |
| offset Y | 0 | mm |
| total length | 170 | mm |
| thickness | 2 | mm |
| chamfer | no chamfer |
Round-to-Rectangular Tube Adapter STL 3D file ⌀100 mm to 220×60 mm, thickness 3 mm (📦 #1923)
1 object(s) - format STL
3D file in STL format of a round-to-rectangular tube adapter with an outer diameter of ⌀100 mm and a rectangular section with internal dimensions 220×60 mm. The wall thickness is 3 mm and the total length is 220 mm. A chamfer is present on the outside of the cylindrical end to ease insertion.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 100 | mm |
| cylinder inlet length | 50 | mm |
| rectangle internal length | 220 | mm |
| rectangle internal height | 60 | mm |
| rectangle inlet length | 100 | mm |
| offset Z | 0 | mm |
| offset Y | 0 | mm |
| total length | 220 | mm |
| thickness | 3 | mm |
| chamfer | chamfer on t... |
Round-to-Rectangular Tube Adapter STL 3D file ⌀31 mm to 70×90 mm, thickness 2 mm (📦 #1861)
1 object(s) - format STL
Download this 3D model in STL format of a round-to-rectangular tube adapter with an outer diameter of ⌀31 mm and a rectangular section with inner dimensions 70×90 mm. The wall thickness is 2 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.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 31 | mm |
| cylinder inlet length | 50 | mm |
| rectangle internal length | 70 | mm |
| rectangle internal height | 90 | mm |
| rectangle inlet length | 100 | mm |
| offset Z | 0 | mm |
| offset Y | 0 | mm |
| total length | 200 | mm |
| thickness | 2 | mm |
| chamfer | chamfers on ... |
Round-to-Rectangular Tube Adapter STL 3D file ⌀85 mm to 105×50 mm, thickness 2 mm + offset (📦 #1656)
1 object(s) - format STL
Download this model in STL format of a round-to-rectangular tube adapter with an outer diameter of ⌀85 mm and a rectangular section with internal dimensions 105×50 mm. The shell thickness is 2 mm and the overall length is 150 mm. The adapter has an offset of 15 mm along the Z axis.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 85 | mm |
| cylinder inlet length | 50 | mm |
| rectangle internal length | 105 | mm |
| rectangle internal height | 50 | mm |
| rectangle inlet length | 46 | mm |
| offset Z | 15 | mm |
| offset Y | 0 | mm |
| total length | 150 | mm |
| thickness | 2 | mm |
| chamfer | no chamfer |
Round-to-Rectangular Tube Adapter STL 3D file ⌀64.4 mm to 76.2×50 mm, thickness 3 mm (📦 #3492)
1 object(s) - format STL
Download this 3D file in STL format of a round-to-rectangular adapter with an external diameter of ⌀64.4 mm and a rectangular section with inner dimensions 76.2×50 mm. The shell thickness is 3 mm and the overall length is 150 mm.
| 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 |
Round-to-Rectangular Tube Adapter STL 3D file ⌀115 mm to 196×20 mm, thickness 2 mm (📦 #2115)
1 object(s) - format STL
3D model in STL format of a round-to-rectangular tube adapter with an external diameter of ⌀115 mm and a rectangular section with inner dimensions 196×20 mm. The shell thickness is 2 mm and the overall length is 200 mm.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 115 | mm |
| cylinder inlet length | 40 | mm |
| rectangle internal length | 196 | mm |
| rectangle internal height | 20 | mm |
| rectangle inlet length | 53 | mm |
| offset Z | 0 | mm |
| offset Y | 0 | mm |
| total length | 200 | mm |
| thickness | 2 | mm |
| chamfer | no chamfer |
Round-to-Rectangular Tube Adapter STL 3D file ⌀120 mm to 120×120 mm, thickness 2 mm (📦 #1800)
1 object(s) - format STL
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 120×120 mm. The shell thickness is 2 mm and the overall length is 200 mm. A chamfer is applied on the outside of the cylindrical end to ease insertion.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 120 | mm |
| cylinder inlet length | 50 | mm |
| rectangle internal length | 120 | mm |
| rectangle internal height | 120 | mm |
| rectangle inlet length | 100 | mm |
| offset Z | 0 | mm |
| offset Y | 0 | mm |
| total length | 200 | mm |
| thickness | 2 | mm |
| chamfer | chamfer on t... |
Download this file in STL format of a round-to-rectangular tube adapter with an outer diameter of ⌀101.5 mm and a rectangular section with inner dimensions 178×12.5 mm. The wall thickness is 3 mm and the total length is 178 mm. The adapter has an offset of 14 mm along the Z axis.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 101.5 | mm |
| cylinder inlet length | 75 | mm |
| rectangle internal length | 178 | mm |
| rectangle internal height | 12.5 | mm |
| rectangle inlet length | 75 | mm |
| offset Z | 14 | mm |
| offset Y | 0 | mm |
| total length | 178 | mm |
| thickness | 3 | mm |
| chamfer | no chamfer |
Round-to-Rectangular Tube Adapter STL file ⌀85 mm to 105×50 mm, thickness 2 mm + offset (📦 #1655)
1 object(s) - format STL
3D file in STL format of a round-to-rectangular tube adapter with an outer diameter of ⌀85 mm and a rectangular section with internal dimensions 105×50 mm. The wall thickness is 2 mm and the overall length is 150 mm. The adapter has an offset of 23 mm along the Z axis.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 85 | mm |
| cylinder inlet length | 50 | mm |
| rectangle internal length | 105 | mm |
| rectangle internal height | 50 | mm |
| rectangle inlet length | 46 | mm |
| offset Z | 23 | mm |
| offset Y | 0 | mm |
| total length | 150 | mm |
| thickness | 2 | mm |
| chamfer | no chamfer |
Round-to-Rectangular Tube Adapter STL file ⌀92 mm to 160×80 mm, thickness 2 mm + offset (📦 #3422)
1 object(s) - format STL
Download this 3D model in STL format of a round-to-rectangular adapter with an external diameter of ⌀92 mm and a rectangular section with internal dimensions 160×80 mm. The shell thickness is 2 mm and the overall length is 140 mm. The adapter has an offset of 12.5 mm along the Z axis.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 92 | mm |
| cylinder inlet length | 50 | mm |
| rectangle internal length | 160 | mm |
| rectangle internal height | 80 | mm |
| rectangle inlet length | 50 | mm |
| offset Z | 12.5 | mm |
| offset Y | 0 | mm |
| total length | 140 | mm |
| thickness | 2 | mm |
| chamfer | no chamfer |
Round-to-Rectangular Tube Adapter STL file ⌀52 mm to 100×60 mm, thickness 3 mm + offset (📦 #1873)
1 object(s) - format STL
Download this 3D model in STL format of a round-to-rectangular adapter with an outer diameter of ⌀52 mm and a rectangular section with internal dimensions 100×60 mm. The shell thickness is 3 mm and the total length is 120 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 | 52 | mm |
| cylinder inlet length | 50 | mm |
| rectangle internal length | 100 | mm |
| rectangle internal height | 60 | mm |
| rectangle inlet length | 50 | mm |
| offset Z | 3 | mm |
| offset Y | 3 | mm |
| total length | 120 | mm |
| thickness | 3 | mm |
| chamfer | no chamfer |