
The AirTAC Airtac SAUD Double Rod Cylinder SAUD63X550 is a genuine double-acting profile-type standard air cylinder with a Ø63mm bore and 550mm 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 SAUD63X550 is a double-acting, double-rod profile cylinder. A rod exits both ends, meaning both faces use the rod-side area to deliver exactly 1402 N of thrust and pull at 0.5 MPa. The extruded aluminum barrel keeps the unit shorter than an ISO 15552 cylinder of the same bore.
This 63 mm bore version uses a 3/8 inch port and M16x1.5 rod threads. Because both ends carry a rod, you get excellent anti-twist guidance for twin-tool setups. This specific SKU lacks a magnet, so it cannot take CMSG or DMSG sensors. For sizing, the 0.5 MPa output yields a safe working load of roughly 841 N, or a vertical lift capacity of about 71 kg with a 2:1 safety margin.
| Model | Airtac SAUD Double Rod Cylinder SAUD63X550 |
|---|---|
| Series | SAU profile-type cylinder |
| Bore size | Ø63 mm |
| Stroke | 550 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. |
| ×550 | 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 machining heads from one piston, ensuring parallel hole alignment without mechanical linkage twist.
Pushes alternating lanes of product on a conveyor using both rod ends, doubling cycle throughput in tight layout spaces.
Lifts platforms evenly from underneath while the rear rod simultaneously raises a safety cam or counterweight mechanism.
Choose this 63 mm bore (1402 N each way at 0.5 MPa) if you need synchronized motion or non-rotating accuracy over a 550 mm stroke. Step down to the 50 mm bore (825 N) for lighter loads, or up to the 80 mm bore (2268 N) if your payload exceeds the 841 N safe working threshold. Mounting is limited to Basic, FA, and LB styles matching the SC series. At 550 mm, external guides are strongly recommended to prevent rod bending under side loads. Note this non-magnet version cannot host position switches.
Quick checklist
The force is equal in both directions because it is a double-rod design. It delivers 1402 N at 0.5 MPa, 1962 N at 0.7 MPa, and 2523 N at 0.9 MPa. Operating pressure ranges from 0.15 to 1.0 MPa, and the air port size is 3/8 inch.
No, a plain double-rod cylinder drifts without live air; the adjustable cushions only decelerate near stroke end and do not lock the piston. For vertical load holding, you must add an external rod lock or a pilot-operated check valve.
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