
The AirTAC Airtac SAUD Double Rod Cylinder SAUD63X5S is a genuine double-acting profile-type standard air cylinder with a Ø63mm bore and 5mm 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 SAUD63X5S is a double-acting profile cylinder with a 63mm bore and 5mm stroke. A piston rod protrudes from both ends, meaning the push and pull forces are perfectly equal at 1402N each way at 0.5MPa. The extruded aluminum barrel is shorter than a standard ISO 15552 unit of the same bore. This -S variant includes a built-in magnet for position sensing.
Because the rod exits both faces, you gain mechanical stability for non-rotating tasks and can mount a switch cam on the back rod. The 3/8 inch port drives a 30-800mm/s speed range. Based on the 1402N output, your safe working load is roughly 841N, which translates to a vertical lift capacity of about 71kg with a 2:1 safety margin. For high-heat environments up to 150C, specify the Viton H seal option.
| Model | Airtac SAUD Double Rod Cylinder SAUD63X5S |
|---|---|
| Series | SAU profile-type cylinder |
| Bore size | Ø63 mm |
| Stroke | 5 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. |
| ×5 | 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 ejector pins from opposite rod ends to push parts evenly out of a machining fixture.
Clamps a workpiece from both sides simultaneously, using the dual rods to prevent mechanical twist during pressing.
Uses the extended back rod to trip a CMSG reed switch, confirming stroke completion in a tight assembly space.
Choose this 63mm bore delivering 1402N equal force both ways when you need synchronized motion or anti-twist guidance. If you need less force, the 50mm bore provides 825N both ways; if you need more, step up to the 80mm bore for 2268N both ways. Mounting is limited to Basic, FA flange, and LB foot styles, matching the AirTAC SC series. The -S magnet supports CMSG, DMSG, and EMSG sensors. Since the 5mm stroke is very short, side-load risks are minimal, but always guide external loads. Remember that air cushions only decelerate; use an external rod lock or pilot-operated check valve to hold a load securely on air loss.
Quick checklist
The force is equal in both directions because the rod exits both ends. It provides 1402N at 0.5MPa, 1962N at 0.7MPa, and 2523N at 0.9MPa on both the push and pull strokes.
The dual rods prevent rotation and allow you to drive two tools or mount a sensor cam on the back end. The -S suffix means it has a magnet for CMSG, DMSG, or EMSG switches.
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