
The AirTAC Airtac SAUD Double Rod Cylinder SAUD63X180 is a genuine double-acting profile-type standard air cylinder with a Ø63mm bore and 180mm 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 SAUD63X180 is a double-acting, double-rod profile cylinder. A rod protrudes from both ends, meaning push and pull forces are identical at 1402 N each way at 0.5 MPa. The extruded aluminium barrel makes it shorter than an ISO 15552 cylinder of the same 63 mm bore. It uses a 3/8 inch port and has an adjustable air cushion of 21 mm at both ends.
Because both faces share the rod-side area, this bore delivers an equal 1962 N at 0.7 MPa and 2523 N at 0.9 MPa. The twin rods provide rigid anti-rotation guidance for carrying dual tools. For sizing, the safe working load is roughly 841 N, allowing a vertical lift of about 71 kg with a 2:1 margin. A high-temperature Viton H seal option extends operation to 150 C.
| Model | Airtac SAUD Double Rod Cylinder SAUD63X180 |
|---|---|
| Series | SAU profile-type cylinder |
| Bore size | Ø63 mm |
| Stroke | 180 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. |
| ×180 | 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 spindles from one piston, using the equal both-ways force to push and retract cutting tools simultaneously.
Mounts opposing pusher fingers on both rod ends to index parts on parallel conveyor lanes without twisting the assembly.
Lifts 71 kg vertical loads with a 2:1 safety margin, relying on the dual rods to keep the platform perfectly level during travel.
Select this 63 mm bore when you need 1402 N of equal force in both directions, stepping up from the 50 mm bore (825 N) or down from the 80 mm bore (2268 N). A double rod is the right choice for anti-rotation stability, driving twin tooling, or mounting a sensor cam on the back end. Mounting is limited to Basic, FA flange, and LB foot brackets, matching the AirTAC SC series. For this 180 mm stroke, external guide rails help absorb side loads and prevent binding. Note this SKU lacks a magnet, so it cannot accept CMSG or DMSG switches.
Quick checklist
The force is equal in both directions because a rod exits both ends. It outputs 1402 N at 0.5 MPa, 1962 N at 0.7 MPa, and 2523 N at 0.9 MPa. The bore uses a 3/8 inch port.
No, the adjustable 21 mm cushion only decelerates the piston near stroke end and does not lock the load. To prevent drift on air loss, install an external rod lock or pilot-operated check valve.
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