
The AirTAC Airtac SAID100 Double Rod Cylinder SAID100X135 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø100mm bore and 135mm stroke, G1/2 air ports and adjustable end cushioning. Its standardized mounting interface makes it a drop-in replacement for other ISO 15552 cylinders in automation lines.
The AirTAC SAID100X135 is a double-acting, double-rod ISO 15552 profile cylinder engineered for symmetric actuation. Because a carbon steel rod exits both ends, the annulus areas match perfectly, yielding an equal extend and retract force of 3681N at 0.5 MPa. This twin-rod architecture is ideal for mounting a primary workpiece on one end and a position flag or cam on the rear.
The extruded aluminum barrel integrates sensor grooves on both sides for flexible switch placement. Without the -S magnet option, this variant omits internal sensing, but you can still utilize the rear rod end for external mechanical tracking. Adjustable air cushions at both ends absorb impact, and the design is dimensionally interchangeable per ISO 15552.
| Model | Airtac SAID100 Double Rod Cylinder SAID100X135 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø100 mm |
| Stroke | 135 mm |
| Acting type | Double acting |
| Port size | G1/2 |
| 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, 36 mm |
| Max stroke | Up to 1500 mm |
Specifications follow the official AirTAC SAI series datasheet and ISO 15552 dimensions. Confirm against the product label before installation. Port options: G (BSPP) / NPT.
| Pressure | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 3927 N | 3682 N |
| 0.7 MPa | 5498 N | — |
| Max (@1.0 MPa) | 801 kgf | |
Actual usable force is lower than theoretical due to friction and back-pressure. Size with a safety margin.
| SAI | ISO 15552 profile-barrel cylinder series. |
|---|---|
| 100 | Bore size in mm. |
| ×135 | Stroke length in mm. |
| -S | Optional built-in magnet for sensor position sensing. |
Related SAI-family variants: SAID (double rod), SAIJ (adjustable stroke), SAIL (with lock), SAIF (with valve), BSAI (enclasp / clamp-lock), and SAI-S with built-in magnet. Rod material: carbon steel (blank) / SUS420J2 (A) / SUS304 (B); seals: TPU (blank) / Viton H / NBR N.
Equal push and pull forces allow the SAID100X135 to move heavy pallets smoothly in both directions without speed variation.
Mount a primary machining tool on the front rod and a secondary cam or clamp on the rear rod to drive two mechanisms simultaneously.
The dual carbon steel rods prevent piston twisting, providing precise linear guidance for heavy-duty sliding gantries.
Choose this 100mm bore when an application requires balanced push and pull forces, as it provides 3681N in both directions at 0.5 MPa. If your project demands less force, stepping down to the 80mm bore yields 2268N each way. The double-rod design is selected over a single-rod SAI when superior anti-rotation guidance or dual-station actuation is required.
This cylinder uses a PT G1/2 port and supports mounting accessories Basic, FA, LB, TC, FTC, TCM1, and TCM2. Note that the standard air cushion only decelerates the piston near stroke end; it does not lock or hold the load if air pressure is lost. For position holding without live pressure, consider an external rod lock or the BSAID clamp-lock variant.
Quick checklist
Because the double-rod design creates equal annulus areas on both sides, the SAID100X135 provides 3681N of force in both extend and retract directions at 0.5 MPa, and 5153N at 0.7 MPa.
Yes, the SAID100X135 is dimensionally interchangeable with other ISO 15552 profile cylinders and uses the same mounting interface, making it a drop-in replacement for standard double-rod applications.
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