Custom Round-to-Rectangular Tube Adapter STL file ⌀128 mm to 204×56 mm, thickness 2 mm + offset 📦#8229
Generation date: 2026-04-03
3D model download
Free- round-to-rectangular-adapter-d_model8229-nb0_dd{id}.stl : 1.9 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 | 128 mm (≃5.04 in) |
| #2 | cylinder inlet length | 5 mm (≃3/16 in) |
| #3 | rectangle internal length | 204 mm (≃8.03 in) |
| #4 | rectangle internal height | 56 mm (≃2.20 in) |
| #5 | rectangle inlet length | 5 mm (≃3/16 in) |
| #6 | offset Z | 32 mm (≃1 1/4 in) |
| #7 | offset Y | 0 mm (0 in) |
| #8 | total length | 90 mm (≃3.54 in) |
| #9 | thickness | 2 mm (≃0.08 in) |
| #10 | chamfer | no chamfer |
| Metadata | Value |
|---|---|
| Cylinder internal diameter | 124 mm (≃4 7/8 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
Model in STL format of a round-to-rectangular tube adapter with an external diameter of ⌀126 mm and a rectangular section with inner dimensions 145.0×69.5 mm. The shell thickness is 2 mm and the overall length is 60 mm. The adapter has an offset of 17.5 mm along the Z axis.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 126 | mm |
| cylinder inlet length | 15 | mm |
| rectangle internal length | 145.0 | mm |
| rectangle internal height | 69.5 | mm |
| rectangle inlet length | 10 | mm |
| offset Z | 17.5 | mm |
| offset Y | 0 | mm |
| total length | 60 | mm |
| thickness | 2 | mm |
| chamfer | no chamfer |
3D file in STL format of a round-to-rectangular tube adapter with an external diameter of ⌀124 mm and a rectangular section with internal dimensions 141.0×65.5 mm. The shell thickness is 2 mm and the overall length is 60 mm. The adapter has an offset of 17.5 mm along the Z axis.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 124 | mm |
| cylinder inlet length | 15 | mm |
| rectangle internal length | 141.0 | mm |
| rectangle internal height | 65.5 | mm |
| rectangle inlet length | 10 | mm |
| offset Z | 17.5 | mm |
| offset Y | 0 | mm |
| total length | 60 | mm |
| thickness | 2 | mm |
| chamfer | no chamfer |
Download this 3D file in STL format of a round-to-rectangular adapter with an external diameter of ⌀124 mm and a rectangular section with inner dimensions 145×69.5 mm. The wall thickness is 2 mm and the overall length is 50 mm. The adapter has an offset of 16 mm along the Z axis.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 124 | mm |
| cylinder inlet length | 10 | mm |
| rectangle internal length | 145 | mm |
| rectangle internal height | 69.5 | mm |
| rectangle inlet length | 8 | mm |
| offset Z | 16 | mm |
| offset Y | 0 | mm |
| total length | 50 | mm |
| thickness | 2 | mm |
| chamfer | no chamfer |
Round-to-Rectangular Tube Adapter STL file ⌀128 mm to 204×60 mm, thickness 2 mm + offset (📦 #8192)
1 object(s) - format STL
3D model in STL format of a round-to-rectangular adapter with an outer diameter of ⌀128 mm and a rectangular section with internal dimensions 204×60 mm. The shell thickness is 2 mm and the total length is 90 mm. The adapter has an offset of 32 mm along the Z axis. A chamfer is present on the inside of the rectangular end.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 128 | mm |
| cylinder inlet length | 5 | mm |
| rectangle internal length | 204 | mm |
| rectangle internal height | 60 | mm |
| rectangle inlet length | 5 | mm |
| offset Z | 32 | mm |
| offset Y | 0 | mm |
| total length | 90 | mm |
| thickness | 2 | mm |
| chamfer | chamfer on t... |
Download this file in STL format of a round-to-rectangular adapter with an outer diameter of ⌀128 mm and a rectangular section with internal dimensions 204×60 mm. The wall thickness is 2 mm and the overall length is 90 mm. The adapter has an offset of 28 mm along the Z axis. A chamfer is applied on the inside of the rectangular end to ease insertion.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 128 | mm |
| cylinder inlet length | 5 | mm |
| rectangle internal length | 204 | mm |
| rectangle internal height | 60 | mm |
| rectangle inlet length | 5 | mm |
| offset Z | 28 | mm |
| offset Y | 0 | mm |
| total length | 90 | mm |
| thickness | 2 | mm |
| chamfer | chamfer on t... |
Round-to-Rectangular Tube Adapter STL file ⌀125 mm to 98×58 mm, thickness 2 mm + offset (📦 #9577)
1 object(s) - format STL
Download this 3D file in STL format of a round-to-rectangular adapter with an outer diameter of ⌀125 mm and a rectangular section with internal dimensions 98×58 mm. The shell thickness is 2 mm and the total length is 98 mm. The adapter has an offset of 31.5 mm along the Z axis.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 125 | mm |
| cylinder inlet length | 25 | mm |
| rectangle internal length | 98 | mm |
| rectangle internal height | 58 | mm |
| rectangle inlet length | 10 | mm |
| offset Z | 31.5 | mm |
| offset Y | 0 | mm |
| total length | 98 | mm |
| thickness | 2 | mm |
| chamfer | no chamfer |
Round-to-Rectangular Tube Adapter STL file ⌀124 mm to 141×65.5 mm, thickness 2 mm + offset (📦 #2144)
1 object(s) - format STL
Download this file in STL format of a round-to-rectangular tube adapter with an outer diameter of ⌀124 mm and a rectangular section with inner dimensions 141×65.5 mm. The wall thickness is 2 mm and the total length is 50 mm. The adapter has an offset of 11.0 mm along the Z axis.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 124 | mm |
| cylinder inlet length | 20 | mm |
| rectangle internal length | 141 | mm |
| rectangle internal height | 65.5 | mm |
| rectangle inlet length | 8 | mm |
| offset Z | 11.0 | mm |
| offset Y | 0 | mm |
| total length | 50 | mm |
| thickness | 2 | mm |
| chamfer | no chamfer |
Download this 3D model in STL format of a round-to-rectangular adapter with an outer diameter of ⌀126.0 mm and a rectangular section with internal dimensions 145.0×69.5 mm. The shell thickness is 3 mm and the overall length is 64.5 mm. The adapter has an offset of 16.7 mm along the Z axis.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 126.0 | mm |
| cylinder inlet length | 20 | mm |
| rectangle internal length | 145.0 | mm |
| rectangle internal height | 69.5 | mm |
| rectangle inlet length | 11 | mm |
| offset Z | 16.7 | mm |
| offset Y | 0 | mm |
| total length | 64.5 | mm |
| thickness | 3 | mm |
| chamfer | no chamfer |
Round-to-Rectangular Tube Adapter STL 3D file ⌀96 mm to 240×35 mm, thickness 2 mm + offset (📦 #4683)
1 object(s) - format STL
Download this 3D model in STL format of a round-to-rectangular tube adapter with an outer diameter of ⌀96 mm and a rectangular section with internal dimensions 240×35 mm. The wall thickness is 2 mm and the overall length is 100 mm. The adapter has an offset of 20 mm along the Z axis.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 96 | mm |
| cylinder inlet length | 30 | mm |
| rectangle internal length | 240 | mm |
| rectangle internal height | 35 | mm |
| rectangle inlet length | 30 | mm |
| offset Z | 20 | mm |
| offset Y | 0 | mm |
| total length | 100 | mm |
| thickness | 2 | mm |
| chamfer | no chamfer |
Round-to-Rectangular Tube Adapter STL 3D file ⌀125 mm to 98×58 mm, thickness 2 mm + offset (📦 #9576)
1 object(s) - format STL
Download this model in STL format of a round-to-rectangular tube adapter with an outer diameter of ⌀125 mm and a rectangular section with internal dimensions 98×58 mm. The wall thickness is 2 mm and the total length is 150 mm. The adapter has an offset of 31.5 mm along the Z axis.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 125 | mm |
| cylinder inlet length | 25 | mm |
| rectangle internal length | 98 | mm |
| rectangle internal height | 58 | mm |
| rectangle inlet length | 10 | mm |
| offset Z | 31.5 | mm |
| offset Y | 0 | mm |
| total length | 150 | mm |
| thickness | 2 | mm |
| chamfer | no chamfer |
Download this 3D model in STL format of a round-to-rectangular adapter with an external diameter of ⌀124 mm and a rectangular section with internal dimensions 145×69.5 mm. The shell thickness is 2 mm and the total length is 50 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 | 124 | mm |
| cylinder inlet length | 10 | mm |
| rectangle internal length | 145 | mm |
| rectangle internal height | 69.5 | mm |
| rectangle inlet length | 8 | mm |
| offset Z | 2 | mm |
| offset Y | 2 | mm |
| total length | 50 | mm |
| thickness | 2 | mm |
| chamfer | no chamfer |
Round-to-Rectangular Tube Adapter STL 3D file ⌀76 mm to 160×25 mm, thickness 3 mm + offset (📦 #2059)
1 object(s) - format STL
Download this 3D 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 160×25 mm. The shell thickness is 3 mm and the overall length is 100 mm. The adapter has an offset of 20 mm along the Z axis.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 76 | mm |
| cylinder inlet length | 20 | mm |
| rectangle internal length | 160 | mm |
| rectangle internal height | 25 | mm |
| rectangle inlet length | 20 | mm |
| offset Z | 20 | mm |
| offset Y | 0 | mm |
| total length | 100 | mm |
| thickness | 3 | mm |
| chamfer | no chamfer |
Download this 3D model in STL format of a round-to-rectangular tube adapter with an external diameter of ⌀126 mm and a rectangular section with inner dimensions 145×69.5 mm. The wall thickness is 3 mm and the total length is 64.5 mm. The adapter has an offset of 8.0 mm along the Z axis.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 126 | mm |
| cylinder inlet length | 20 | mm |
| rectangle internal length | 145 | mm |
| rectangle internal height | 69.5 | mm |
| rectangle inlet length | 11 | mm |
| offset Z | 8.0 | mm |
| offset Y | 0 | mm |
| total length | 64.5 | mm |
| thickness | 3 | mm |
| chamfer | no chamfer |
Round-to-Rectangular Tube Adapter STL 3D file ⌀125 mm to 98×58 mm, thickness 2 mm + offset (📦 #9575)
1 object(s) - format STL
3D model in STL format of a round-to-rectangular tube adapter with an outer diameter of ⌀125 mm and a rectangular section with inner dimensions 98×58 mm. The wall thickness is 2 mm and the overall length is 55 mm. The adapter has an offset of 10 mm along the Z axis.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 125 | mm |
| cylinder inlet length | 25 | mm |
| rectangle internal length | 98 | mm |
| rectangle internal height | 58 | mm |
| rectangle inlet length | 10 | mm |
| offset Z | 10 | mm |
| offset Y | 0 | mm |
| total length | 55 | mm |
| thickness | 2 | mm |
| chamfer | no chamfer |
Round-to-Rectangular Tube Adapter STL file ⌀110 mm to 150×80 mm, thickness 3 mm + offset (📦 #1646)
1 object(s) - format STL
Model in STL format of a round-to-rectangular adapter with an outer diameter of ⌀110 mm and a rectangular section with internal dimensions 150×80 mm. The wall thickness is 3 mm and the overall length is 120 mm. The adapter has an offset of 30 mm along the Z axis.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 110 | mm |
| cylinder inlet length | 30 | mm |
| rectangle internal length | 150 | mm |
| rectangle internal height | 80 | mm |
| rectangle inlet length | 30 | mm |
| offset Z | 30 | mm |
| offset Y | 0 | mm |
| total length | 120 | mm |
| thickness | 3 | mm |
| chamfer | no chamfer |
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 150×80 mm. The shell thickness is 3 mm and the overall length is 100 mm. The adapter has an offset of 20 mm along the Z axis.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 110 | mm |
| cylinder inlet length | 30 | mm |
| rectangle internal length | 150 | mm |
| rectangle internal height | 80 | mm |
| rectangle inlet length | 30 | mm |
| offset Z | 20 | mm |
| offset Y | 0 | mm |
| total length | 100 | mm |
| thickness | 3 | mm |
| chamfer | no chamfer |
Round-to-Rectangular Tube Adapter STL file ⌀128 mm to 204×60 mm, thickness 2 mm + offset (📦 #8190)
1 object(s) - format STL
Download this 3D model in STL format of a round-to-rectangular adapter with an external diameter of ⌀128 mm and a rectangular section with internal dimensions 204×60 mm. The shell thickness is 2 mm and the overall length is 140 mm. The adapter has an offset of 32 mm along the Z axis. A chamfer is present on the inside of the rectangular end to ease insertion.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 128 | mm |
| cylinder inlet length | 30 | mm |
| rectangle internal length | 204 | mm |
| rectangle internal height | 60 | mm |
| rectangle inlet length | 30 | mm |
| offset Z | 32 | mm |
| offset Y | 0 | mm |
| total length | 140 | mm |
| thickness | 2 | mm |
| chamfer | chamfer on t... |
Round-to-Rectangular Tube Adapter STL file ⌀127 mm to 123×72 mm, thickness 2 mm (📦 #2593)
1 object(s) - format STL
Download this file in STL format of a round-to-rectangular tube adapter with an external diameter of ⌀127 mm and a rectangular section with inner dimensions 123×72 mm. The shell thickness is 2 mm and the total length is 76 mm.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 127 | mm |
| cylinder inlet length | 20 | mm |
| rectangle internal length | 123 | mm |
| rectangle internal height | 72 | mm |
| rectangle inlet length | 20 | mm |
| offset Z | 0 | mm |
| offset Y | 0 | mm |
| total length | 76 | mm |
| thickness | 2 | mm |
| chamfer | no chamfer |
Round-to-Rectangular Tube Adapter STL file ⌀103 mm to 110×50 mm, thickness 2 mm (📦 #3480)
1 object(s) - format STL
Download this 3D model in STL format of a round-to-rectangular adapter with an external diameter of ⌀103 mm and a rectangular section with internal dimensions 110×50 mm. The shell thickness is 2 mm and the overall length is 50 mm.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 103 | mm |
| cylinder inlet length | 5 | mm |
| rectangle internal length | 110 | mm |
| rectangle internal height | 50 | mm |
| rectangle inlet length | 10 | mm |
| offset Z | 0 | mm |
| offset Y | 0 | mm |
| total length | 50 | mm |
| thickness | 2 | mm |
| chamfer | no chamfer |
Round-to-Rectangular Tube Adapter STL file ⌀92 mm to 200×100 mm, thickness 2 mm (📦 #8714)
1 object(s) - format STL
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 |
| chamfer | no chamfer |
Download this 3D model in STL format of a round-to-rectangular tube adapter with an external diameter of ⌀128 mm and a rectangular section with inner dimensions 204×60 mm. The wall thickness is 2 mm and the total length is 140 mm. The adapter has an offset of 40 mm along the Z axis. A chamfer is present on the inside of the rectangular end to ease insertion.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 128 | mm |
| cylinder inlet length | 30 | mm |
| rectangle internal length | 204 | mm |
| rectangle internal height | 60 | mm |
| rectangle inlet length | 30 | mm |
| offset Z | 40 | mm |
| offset Y | 0 | mm |
| total length | 140 | mm |
| thickness | 2 | mm |
| chamfer | chamfer on t... |
Round-to-Rectangular Tube Adapter STL file ⌀155 mm to 123×72 mm, thickness 2 mm (📦 #2358)
1 object(s) - format STL
Download this file in STL format of a round-to-rectangular tube adapter with an external diameter of ⌀155 mm and a rectangular section with internal dimensions 123×72 mm. The shell thickness is 2 mm and the total length is 60 mm.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 155 | mm |
| cylinder inlet length | 20 | mm |
| rectangle internal length | 123 | mm |
| rectangle internal height | 72 | mm |
| rectangle inlet length | 10 | mm |
| offset Z | 0 | mm |
| offset Y | 0 | mm |
| total length | 60 | mm |
| thickness | 2 | mm |
| chamfer | no chamfer |
Round-to-Rectangular Tube Adapter STL 3D file ⌀120 mm to 148×78 mm, thickness 2 mm (📦 #9946)
1 object(s) - format STL
File in STL format of a round-to-rectangular adapter with an outer diameter of ⌀120 mm and a rectangular section with internal dimensions 148×78 mm. The shell thickness is 2 mm and the overall length is 70 mm.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 120 | mm |
| cylinder inlet length | 25 | mm |
| rectangle internal length | 148 | mm |
| rectangle internal height | 78 | mm |
| rectangle inlet length | 25 | mm |
| offset Z | 0 | mm |
| offset Y | 0 | mm |
| total length | 70 | mm |
| thickness | 2 | mm |
| chamfer | no chamfer |
Download this 3D file in STL format of a round-to-rectangular adapter with an outer diameter of ⌀146 mm and a rectangular section with internal dimensions 107×53 mm. The shell thickness is 2 mm and the overall length is 64 mm. The adapter has an offset of 4 mm along the Y axis and 4 mm along the Z axis.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 146 | mm |
| cylinder inlet length | 15 | mm |
| rectangle internal length | 107 | mm |
| rectangle internal height | 53 | mm |
| rectangle inlet length | 29 | mm |
| offset Z | 4 | mm |
| offset Y | 4 | mm |
| total length | 64 | mm |
| thickness | 2 | mm |
| chamfer | no chamfer |
Round-to-Rectangular Tube Adapter STL file ⌀81 mm to 120×70 mm, thickness 2 mm (📦 #2668)
1 object(s) - format STL
3D file in STL format of a round-to-rectangular adapter with an outer diameter of ⌀81 mm and a rectangular section with internal dimensions 120×70 mm. The wall thickness is 2 mm and the total length is 110 mm.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 81 | mm |
| cylinder inlet length | 10 | mm |
| rectangle internal length | 120 | mm |
| rectangle internal height | 70 | mm |
| rectangle inlet length | 5 | mm |
| offset Z | 0 | mm |
| offset Y | 0 | mm |
| total length | 110 | mm |
| thickness | 2 | mm |
| chamfer | no chamfer |
Round-to-Rectangular Tube Adapter STL file ⌀124 mm to 224×94 mm, thickness 3 mm (📦 #10171)
1 object(s) - format STL
3D model in STL format of a round-to-rectangular tube adapter with an outer diameter of ⌀124 mm and a rectangular section with inner dimensions 224×94 mm. The shell thickness is 3 mm and the overall length is 50 mm.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 124 | mm |
| cylinder inlet length | 10 | mm |
| rectangle internal length | 224 | mm |
| rectangle internal height | 94 | mm |
| rectangle inlet length | 10 | mm |
| offset Z | 0 | mm |
| offset Y | 0 | mm |
| total length | 50 | mm |
| thickness | 3 | mm |
| chamfer | no chamfer |
Round-to-Rectangular Tube Adapter STL 3D file ⌀155 mm to 151×71 mm, thickness 2 mm (📦 #2375)
1 object(s) - format STL
Download this 3D file in STL format of a round-to-rectangular tube adapter with an outer diameter of ⌀155 mm and a rectangular section with inner dimensions 151×71 mm. The wall thickness is 2 mm and the total length is 100 mm.
| Parameter | Value | Unit |
|---|---|---|
| cylinder outer diameter | 155 | mm |
| cylinder inlet length | 25 | mm |
| rectangle internal length | 151 | mm |
| rectangle internal height | 71 | mm |
| rectangle inlet length | 25 | mm |
| offset Z | 0 | mm |
| offset Y | 0 | mm |
| total length | 100 | mm |
| thickness | 2 | mm |
| chamfer | no chamfer |