
The AirTAC Airtac SAUD Double Rod Cylinder SAUD32X475S is a genuine double-acting profile-type standard air cylinder with a Ø32mm bore and 475mm stroke, 1/8" air ports and adjustable end cushioning. Its hard-anodized aluminum-profile barrel is shorter than an ISO 15552 cylinder of the same bore, and it shares SC-series mounting accessories.
The AirTAC SAUD32X475S is a double-acting, double-rod profile cylinder. A rod exits both ends, meaning push and pull forces are identical at 345 N each way at 0.5 MPa. The extruded hard-anodized aluminum barrel keeps the unit shorter than an ISO 15552 cylinder of the same bore. This -S variant includes a piston magnet for position sensing.
Because both faces use the rod-side area, the output is perfectly symmetrical. The safe working load is roughly 207 N, and it can vertically lift about 18 kg with a 2:1 safety margin. The 1/8" port and M10x1.25 rod thread match the 32 mm bore standard. A 21 mm adjustable air cushion decelerates the piston at each end, while a Viton H seal option raises the operating ceiling to 150 C.
| Model | Airtac SAUD Double Rod Cylinder SAUD32X475S |
|---|---|
| Series | SAU profile-type cylinder |
| Bore size | Ø32 mm |
| Stroke | 475 mm |
| Acting type | Double acting |
| Port size | 1/8" |
| Rod thread | M10×1.25 |
| Fluid | Air (filtered by 40µm element) |
|---|---|
| Operating pressure | 0.15 – 1.0 MPa |
| Proof pressure | 1.5 MPa |
| Temperature | -20 to +70 °C |
| Speed range | 30 – 800 mm/s |
| Cushion | Adjustable, 21 mm |
| Max stroke | Up to 1000 mm |
Specifications follow the official AirTAC SAU series datasheet. Confirm against the product label before installation. Thread options: PT (blank) / G (BSPP). A high-temperature seal (0-150 °C) is available.
| Pressure | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 402 N | 346 N |
| 0.7 MPa | 563 N | — |
| Max (@1.0 MPa) | 82 kgf | |
Actual usable force is lower than theoretical due to friction and back-pressure. Size with a safety margin.
| SAU | Profile-type standard cylinder series. |
|---|---|
| 32 | Bore size in mm. |
| ×475 | Stroke length in mm. |
| -S | Optional built-in magnet for sensor position sensing. |
Related SAU-family variants: SAUD (double rod), SAUJ (adjustable stroke), SAUF (with built-in solenoid valve), and SAU-S with built-in magnet. Seals: TPU (blank) / Viton H / NBR N. Sensor switches: CMSG / DMSG / EMSG.
Drives two synchronized workheads from one piston, keeping machining pressure identical on both extension and retraction.
Uses the protruding rear rod to trip a CMSG or DMSG sensor, confirming mid-stroke position without front-end clutter.
The dual rods prevent piston rotation during vertical lifts, ensuring precise linear guidance for light assemblies.
Select this 32 mm bore model when a task demands equal force in both directions, such as anti-rotation guidance or driving twin tooling simultaneously. The back rod can also carry a switch cam to trip a sensor. It yields 345 N at 0.5 MPa; if you need less force, consider a smaller bore, or step up to the 40 mm bore for 528 N. Mounting is limited to Basic, FA flange, and LB foot styles, matching the AirTAC SC series. At a 475 mm stroke, external guides are strongly recommended to prevent rod bending and absorb side loads.
Quick checklist
The force is equal both ways because of the double-rod design. It generates 345 N at 0.5 MPa, 483 N at 0.7 MPa, and 621 N at 0.9 MPa on both the push and pull strokes.
No. A plain cylinder drifts when air is lost or the valve is centered, as the air cushion only decelerates near the stroke end. For a held load, install an external rod lock or a pilot-operated check valve.
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