
The AirTAC Airtac SAUD Double Rod Cylinder SAUD100X185 is a genuine double-acting profile-type standard air cylinder with a Ø100mm bore and 185mm stroke, 1/2" 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 SAUD100X185 is a double-acting, double-rod profile cylinder. A 25mm rod protrudes from both ends of the hard-anodized extruded aluminum barrel, meaning both faces use the rod-side piston area. This yields equal push and pull force of 3681N each way at 0.5MPa. The unit is notably shorter than an ISO 15552 cylinder of the same 100mm bore.
This configuration provides inherent anti-twist guidance and allows driving two tools at once. This SKU lacks a magnet, so it cannot accept CMSG or DMSG sensors.
| Model | Airtac SAUD Double Rod Cylinder SAUD100X185 |
|---|---|
| Series | SAU profile-type cylinder |
| Bore size | Ø100 mm |
| Stroke | 185 mm |
| Acting type | Double acting |
| Port size | 1/2" |
| Rod thread | M20×1.5 |
| 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, 29 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 | 3682 N | 3682 N |
| 0.7 MPa | 5154 N | — |
| Max (@1.0 MPa) | 751 kgf | |
Double-rod model: the rod passes through the rear cover, so both piston faces lose rod area and push is shown at the annular-area value. Actual usable force is lower than theoretical due to friction and back-pressure. Size with a safety margin.
| SAU | Profile-type standard cylinder series. |
|---|---|
| 100 | Bore size in mm. |
| ×185 | 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, keeping pressure identical in both directions.
Pushes a workpiece on the forward stroke and retracts a secondary fixture on the return stroke simultaneously.
Uses the twin rods to prevent platform rotation during vertical elevation without external linear bearings.
Choose this 100mm bore if you need synchronized motion or non-rotating anti-twist accuracy over the 185mm stroke. Sizing both ways: the smaller 80mm bore yields 2268N at 0.5MPa, while this 100mm unit provides 3681N both ways. Mounting is limited to Basic, FA flange, and LB foot styles compatible with the AirTAC SC series. Because this stroke is under 300mm, side-load stress is minimal, but always guide external loads. Select the Viton H seal for environments up to 150C. Note that without a -S suffix, magnetic sensing is impossible.
Quick checklist
Because the 25mm rod exits both ends, the force is equal in both directions: 3681N at 0.5MPa, 5153N at 0.7MPa, and 6626N at 0.9MPa. The 1/2 inch port feeds both chambers equally.
No. The 29mm adjustable air cushions only decelerate the piston near the stroke ends; they do not lock the load. For fail-safe holding, you must install an external rod lock or a pilot-operated check valve.
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