
The AirTAC SAID32 Double Rod Cylinder SAID32X325 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø32mm bore and 325mm stroke, G1/8 air ports and adjustable end cushioning. Its standardized mounting interface makes it interchangeable with other ISO 15552 cylinders at the mounting interface.
The AirTAC SAID32X325 is a double-acting, double-rod ISO 15552 profile cylinder. Because a carbon steel rod exits both end covers, the annulus area is identical on extend and retract, yielding an equal 345 N force and speed in both directions at 0.5 MPa. The rear rod end is ideal for mounting a position flag or driving a secondary mechanism while keeping the load guided against rotation.
This 32mm bore unit features a PT G1/8 port and adjustable air cushions at both ends to decelerate the piston near stroke extremes. The extruded aluminum barrel includes sensor grooves on both sides, ready for CMSE reed or DMSE electronic switches if a magnet is added later. It shares the exact mounting footprint of standard ISO 15552 cylinders, serving as a direct replacement for double-rod applications.
| Model | Airtac SAID32 Double Rod Cylinder SAID32X325 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø32 mm |
| Stroke | 325 mm |
| Acting type | Double acting |
| Port size | G1/8 |
| Rod thread | M10×1.25 |
| 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, 27 mm |
| Max stroke | Up to 1000 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 | 346 N | 346 N |
| 0.7 MPa | 484 N | — |
| Max (@1.0 MPa) | 70 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.
| SAI | ISO 15552 profile-barrel cylinder series. |
|---|---|
| 32 | Bore size in mm. |
| ×325 | 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.
Drives a transfer arm where the equal 345 N force both ways ensures smooth, balanced motion without speed discrepancies between extend and retract.
Twin rods prevent piston rotation, providing stable guidance for precision sliding fixtures that cannot tolerate angular drift.
Mount the primary workpiece on the front rod and a secondary cam or limit flag on the rear rod to actuate two separate stations in sync.
Choose this 32mm bore when you need symmetric 345 N push and pull forces alongside twin-side guidance. If your application requires less force, stepping down is not an option in the SAI range, but stepping up to the 40mm bore yields 528 N both ways. A double-rod design is preferred over a single-rod SAI when you need anti-rotation stability or a rear-rod cam for secondary actuation. Ensure you order with the -S magnet option if you plan to use CMSE or DMSE sensors.
At 325mm stroke, the unsupported rod length increases the risk of side-load bending on the rod bearing; use an external guide rail for heavy or off-center loads. This model uses the reduced SAID mounting set (Basic, FA, LB, TC, FTC, TCM1, TCM2), omitting FB, CA, CB, and CR brackets. Note that the adjustable air cushion only decelerates the piston and does not hold the load if air pressure is lost.
Quick checklist
Because it is a double-rod cylinder, the effective area is the same on both sides. It delivers 345 N of force in both extend and retract directions at 0.5 MPa, and 621 N both ways at 0.9 MPa.
Yes, the SAID32X325 is dimensionally interchangeable per ISO 15552. It serves as a direct replacement for other ISO 15552 profile double-rod cylinders, using the same mounting interface and PT G1/8 port.
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