
The AirTAC Airtac SAUD Double Rod Cylinder SAUD63X240S is a genuine double-acting profile-type standard air cylinder with a Ø63mm bore and 240mm stroke, 3/8" 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 SAUD63X240S is a double-acting, double-rod profile cylinder. A 63mm bore and 240mm stroke deliver an equal 1402 N output in both directions at 0.5 MPa. The 3/8 inch port feeds twin chambers, and because a rod exits each end, both faces use the identical rod-side area. This prevents the push-pull force mismatch of single-rod units.
The extruded aluminum profile is shorter than a standard ISO 15552 cylinder of the same bore. The -S suffix means a piston magnet is installed for CMSG, DMSG, or EMSG switches. At 0.5 MPa, the safe working load is roughly 841 N, and it can vertically lift about 71 kg with a 2:1 margin. A Viton H seal option raises the operating ceiling to 150 C.
| Model | Airtac SAUD Double Rod Cylinder SAUD63X240S |
|---|---|
| Series | SAU profile-type cylinder |
| Bore size | Ø63 mm |
| Stroke | 240 mm |
| Acting type | Double acting |
| Port size | 3/8" |
| Rod thread | M16×1.5 |
| 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 1500 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 | 1559 N | 1402 N |
| 0.7 MPa | 2182 N | — |
| Max (@1.0 MPa) | 318 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. |
|---|---|
| 63 | Bore size in mm. |
| ×240 | 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 opposing grippers simultaneously with matched force, ensuring parts stay centered during horizontal transfer.
The dual rods prevent piston twist during vertical elevation, keeping precision machining fixtures perfectly aligned.
Uses the protruding rear rod to trip an external limit switch, providing a mechanical fallback to the magnetic sensor.
Select this 63mm bore when your mechanism needs identical push and pull power. The neighboring 50mm bore provides 825 N both ways, while the 80mm bore offers 2268 N. Choose the SAUD63X240S for anti-rotation guidance, twin-tool driving, or mounting a switch cam on the back rod. Mounting is limited to Basic, FA flange, and LB foot brackets compatible with the AirTAC SC series. The -S magnet supports reed and electronic sensors. For this 240mm stroke, ensure external load guides are used to prevent side-loading damage.
Quick checklist
The double-rod design provides equal force in both directions: 1402 N at 0.5 MPa, 1962 N at 0.7 MPa, and 2523 N at 0.9 MPa. It never outputs a larger single-rod push value.
No, a plain cylinder drifts without live air. The adjustable cushions only decelerate near stroke end. For load holding, install an external rod lock or pilot-operated check valve.
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