Custom Round-to-Rectangular Tube Adapter STL 3D file ⌀101.5 mm to 203×12.5 mm, thickness 3 mm + offset 📦#3681
Generation date: 2025-11-25
3D model download
Free- round-to-rectangular-adapter-d_model3681-nb0_dd{id}.stl : 4.6 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 | 101.5 mm (≃4 in) |
| #2 | cylinder inlet length | 75 mm (≃2 15/16 in) |
| #3 | rectangle internal length | 203 mm (≃8 in) |
| #4 | rectangle internal height | 12.5 mm (≃1/2 in) |
| #5 | rectangle inlet length | 75 mm (≃2 15/16 in) |
| #6 | offset Z | 15 mm (≃0.59 in) |
| #7 | offset Y | 0 mm (0 in) |
| #8 | total length | 180 mm (≃7.09 in) |
| #9 | thickness | 3 mm (≃1/8 in) |
| #10 | chamfer | no chamfer |
| Metadata | Value |
|---|---|
| Cylinder internal diameter | 95.5 mm (≃3 3/4 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 ⌀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 file ⌀101 mm to 250×38 mm, thickness 3 mm + offset (📦 #3404)
1 object(s) - format STL
Download this file in STL format of a round-to-rectangular adapter with an outer diameter of ⌀101 mm and a rectangular section with inner dimensions 250×38 mm. The shell thickness is 3 mm and the total length is 135 mm. The adapter has an offset of 17.5 mm along the Z axis.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 101 | mm |
| cylinder inlet length | 50 | mm |
| rectangle internal length | 250 | mm |
| rectangle internal height | 38 | mm |
| rectangle inlet length | 50 | mm |
| offset Z | 17.5 | mm |
| offset Y | 0 | mm |
| total length | 135 | mm |
| thickness | 3 | 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 |
Download this file in STL format of a round-to-rectangular adapter with an outer diameter of ⌀76.2 mm and a rectangular section with internal dimensions 200×50.8 mm. The shell thickness is 4 mm and the total length is 166 mm. The adapter has an offset of 20 mm along the Z axis.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 76.2 | mm |
| cylinder inlet length | 76 | mm |
| rectangle internal length | 200 | mm |
| rectangle internal height | 50.8 | mm |
| rectangle inlet length | 50 | mm |
| offset Z | 20 | mm |
| offset Y | 0 | mm |
| total length | 166 | mm |
| thickness | 4 | mm |
| chamfer | no chamfer |
Round-to-Rectangular Tube Adapter STL 3D file ⌀101 mm to 250×38 mm, thickness 3 mm (📦 #3403)
1 object(s) - format STL
File in STL format of a round-to-rectangular adapter with an external diameter of ⌀101 mm and a rectangular section with internal dimensions 250×38 mm. The wall thickness is 3 mm and the total length is 135 mm.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 101 | mm |
| cylinder inlet length | 50 | mm |
| rectangle internal length | 250 | mm |
| rectangle internal height | 38 | mm |
| rectangle inlet length | 50 | mm |
| offset Z | 0 | mm |
| offset Y | 0 | mm |
| total length | 135 | mm |
| thickness | 3 | 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 ⌀67 mm to 113×72 mm, thickness 3 mm + offset (📦 #3138)
1 object(s) - format STL
3D model in STL format of a round-to-rectangular tube adapter with an external diameter of ⌀67 mm and a rectangular section with inner dimensions 113×72 mm. The shell thickness is 3 mm and the total length is 147.2 mm. The adapter has an offset of 2 mm along the Y axis and 2 mm along the Z axis.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 67 | mm |
| cylinder inlet length | 76 | mm |
| rectangle internal length | 113 | mm |
| rectangle internal height | 72 | mm |
| rectangle inlet length | 51 | mm |
| offset Z | 2 | mm |
| offset Y | 2 | mm |
| total length | 147.2 | mm |
| thickness | 3 | 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 ⌀101.6 mm to 300×28 mm, thickness 3 mm (📦 #3400)
1 object(s) - format STL
Download this 3D model in STL format of a round-to-rectangular adapter with an outer diameter of ⌀101.6 mm and a rectangular section with inner dimensions 300×28 mm. The wall thickness is 3 mm and the total length is 148 mm.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 101.6 | mm |
| cylinder inlet length | 50 | mm |
| rectangle internal length | 300 | mm |
| rectangle internal height | 28 | mm |
| rectangle inlet length | 50 | mm |
| offset Z | 0 | mm |
| offset Y | 0 | mm |
| total length | 148 | mm |
| thickness | 3 | mm |
| chamfer | no chamfer |
Round-to-Rectangular Tube Adapter STL 3D file ⌀101 mm to 300×28 mm, thickness 3 mm (📦 #3401)
1 object(s) - format STL
3D model in STL format of a round-to-rectangular tube adapter with an external diameter of ⌀101 mm and a rectangular section with internal dimensions 300×28 mm. The wall thickness is 3 mm and the overall length is 148 mm.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 101 | mm |
| cylinder inlet length | 50 | mm |
| rectangle internal length | 300 | mm |
| rectangle internal height | 28 | mm |
| rectangle inlet length | 50 | mm |
| offset Z | 0 | mm |
| offset Y | 0 | mm |
| total length | 148 | 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 3D file ⌀50 mm to 200×40 mm, thickness 3 mm (📦 #1682)
1 object(s) - format STL
3D file in STL format of a round-to-rectangular tube adapter with an external diameter of ⌀50 mm and a rectangular section with internal dimensions 200×40 mm. The shell thickness is 3 mm and the total length is 250 mm.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 50 | mm |
| cylinder inlet length | 100 | mm |
| rectangle internal length | 200 | mm |
| rectangle internal height | 40 | mm |
| rectangle inlet length | 50 | mm |
| offset Z | 0 | mm |
| offset Y | 0 | mm |
| total length | 250 | mm |
| thickness | 3 | mm |
| chamfer | no chamfer |
Round-to-Rectangular Tube Adapter STL 3D file ⌀180 mm to 180×50 mm, thickness 3 mm (📦 #1915)
1 object(s) - format STL
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.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 180 | mm |
| cylinder inlet length | 80 | mm |
| rectangle internal length | 180 | mm |
| rectangle internal height | 50 | mm |
| rectangle inlet length | 50 | mm |
| offset Z | 0 | mm |
| offset Y | 0 | mm |
| total length | 250 | mm |
| thickness | 3 | mm |
| chamfer | no chamfer |
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 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 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 ⌀76.2 mm to 300×50.8 mm, thickness 4 mm (📦 #2133)
1 object(s) - format STL
Download this file in STL format of a round-to-rectangular adapter with an external diameter of ⌀76.2 mm and a rectangular section with internal dimensions 300×50.8 mm. The wall thickness is 4 mm and the overall length is 166 mm. A chamfer is present on the outside of the cylindrical end to ease insertion.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 76.2 | mm |
| cylinder inlet length | 76 | mm |
| rectangle internal length | 300 | mm |
| rectangle internal height | 50.8 | mm |
| rectangle inlet length | 50 | mm |
| offset Z | 0 | mm |
| offset Y | 0 | mm |
| total length | 166 | mm |
| thickness | 4 | mm |
| chamfer | chamfer on t... |
Round-to-Rectangular Tube Adapter STL 3D file ⌀105 mm to 297×67 mm, thickness 3 mm (📦 #1613)
1 object(s) - format STL
3D model in STL format of a round-to-rectangular adapter with an outer diameter of ⌀105 mm and a rectangular section with internal dimensions 297×67 mm. The wall thickness is 3 mm and the overall length is 250 mm.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 105 | mm |
| cylinder inlet length | 100 | mm |
| rectangle internal length | 297 | mm |
| rectangle internal height | 67 | mm |
| rectangle inlet length | 100 | mm |
| offset Z | 0 | mm |
| offset Y | 0 | mm |
| total length | 250 | mm |
| thickness | 3 | mm |
| chamfer | no chamfer |
Round-to-Rectangular Tube Adapter STL file ⌀72 mm to 118×77 mm, thickness 4 mm + offset (📦 #3135)
1 object(s) - format STL
3D file in STL format of a round-to-rectangular tube adapter with an external diameter of ⌀72 mm and a rectangular section with internal dimensions 118×77 mm. The shell thickness is 4 mm and the overall length is 147.2 mm. The adapter has an offset of 2 mm along the Y axis and 2 mm along the Z axis.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 72 | mm |
| cylinder inlet length | 76 | mm |
| rectangle internal length | 118 | mm |
| rectangle internal height | 77 | mm |
| rectangle inlet length | 51 | mm |
| offset Z | 2 | mm |
| offset Y | 2 | mm |
| total length | 147.2 | mm |
| thickness | 4 | 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 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 ⌀100 mm to 300×40 mm, thickness 2 mm (📦 #1874)
1 object(s) - format STL
Download this model in STL format of a round-to-rectangular tube adapter with an outer diameter of ⌀100 mm and a rectangular section with inner dimensions 300×40 mm. The shell thickness is 2 mm and the overall length is 150 mm.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 100 | mm |
| cylinder inlet length | 50 | mm |
| rectangle internal length | 300 | mm |
| rectangle internal height | 40 | 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 file ⌀102 mm to 290×80 mm, thickness 3 mm (📦 #2036)
1 object(s) - format STL
3D file in STL format of a round-to-rectangular adapter with an outer diameter of ⌀102 mm and a rectangular section with inner dimensions 290×80 mm. The wall thickness is 3 mm and the overall length is 160 mm. A chamfer is present on the outside of the cylindrical end.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 102 | mm |
| cylinder inlet length | 70 | mm |
| rectangle internal length | 290 | mm |
| rectangle internal height | 80 | mm |
| rectangle inlet length | 30 | mm |
| offset Z | 0 | mm |
| offset Y | 0 | mm |
| total length | 160 | mm |
| thickness | 3 | mm |
| chamfer | chamfer on t... |
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 ⌀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 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 |