
The AirTAC Airtac SAUD Double Rod Cylinder SAUD50X35 is a genuine double-acting profile-type standard air cylinder with a Ø50mm bore and 35mm stroke, 1/4" 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 SAUD50X35 is a double-acting, double-rod profile cylinder. A piston rod protrudes from both ends, meaning both faces use the identical rod-side area. This geometry yields equal push and pull force, delivering 825 N each way at 0.5 MPa. The extruded hard-anodized aluminum barrel makes the unit shorter than a standard ISO 15552 cylinder of the same 50 mm bore. It features a 1/4 inch port and M16x1.5 rod threads.
Because the rear rod extends outward, it can drive a second tool or carry a switch cam. This specific SKU lacks a magnet, so it cannot accept CMSG or DMSG sensors. For sizing, the 825 N output at 0.5 MPa translates to a safe working load of roughly 495 N, or a vertical lift capacity of about 42 kg with a 2:1 safety margin.
| Model | Airtac SAUD Double Rod Cylinder SAUD50X35 |
|---|---|
| Series | SAU profile-type cylinder |
| Bore size | Ø50 mm |
| Stroke | 35 mm |
| Acting type | Double acting |
| Port size | 1/4" |
| 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 1200 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 | 982 N | 825 N |
| 0.7 MPa | 1374 N | — |
| Max (@1.0 MPa) | 200 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. |
|---|---|
| 50 | Bore size in mm. |
| ×35 | 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 spindles simultaneously from one piston, ensuring perfectly synchronized cutting or clamping operations.
Raises and lowers a 42 kg payload with equal thrust in both directions, preventing gravitational drift during descent.
Shifts parts horizontally between stations where the dual rods prevent mechanical twist under offset loads.
Choose this 50 mm bore when your application demands identical push and pull thrust, such as twin-tool machining or non-rotating anti-twist guidance. If you need less force, step down to the 40 mm bore providing 528 N both ways; if you need more, step up to the 63 mm bore offering 1402 N. Mounting is limited to Basic, FA flange, and LB foot styles, matching the AirTAC SC series. At a 35 mm stroke, side-load stress is minimal, but always guide the load externally on longer travels. Select a model with the -S suffix if you require magnetic position sensing.
Quick checklist
The force is equal in both directions because the rod exits both ends. It generates 825 N at 0.5 MPa, 1154 N at 0.7 MPa, and 1484 N at 0.9 MPa.
No. The air cushions only decelerate the piston near the stroke ends; they do not act as a brake. For load holding, you must install an external rod lock or a pilot-operated check valve.
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