
The AirTAC SAID32 Double Rod Cylinder SAID32AX500 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø32mm bore and 500mm 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 SAID32X500 is a double-acting, double-rod ISO 15552 profile cylinder featuring a 32mm bore and 500mm stroke. Because the piston rod exits both end covers, the annulus area is identical on both sides, yielding perfectly symmetrical thrust. It generates 483N of force in both extend and retract directions at 0.7 MPa, ensuring balanced motion control.
This configuration uses a SUS420J2 stainless steel rod (material code A) for enhanced corrosion resistance. The extruded aluminum barrel includes sensor grooves on both sides, allowing you to mount position switches along either rail. A rear rod protrudes from the back cover, which requires additional clearance but provides an excellent mounting point for a cam, limit flag, or secondary mechanism.
| Model | Airtac SAID32 Double Rod Cylinder SAID32AX500 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø32 mm |
| Stroke | 500 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. |
| ×500 | 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 carriage where the 483N extend and retract forces must match exactly to prevent timing belt slippage during bidirectional indexing.
Twin rods prevent the load from twisting during vertical lifts, keeping a 500mm stroke guided without relying solely on external linear bearings.
The protruding rear rod provides a convenient mounting platform for a cam flag, triggering external proximity sensors without cluttering the primary work area.
Choose this 32mm bore when an application demands equal push and pull forces, such as 345N at 0.5 MPa, alongside anti-rotation guidance. If your mechanism requires less force, stepping down is not an option in this series, but stepping up to the 40mm bore raises the both-way output to 528N at 0.5 MPa. A double-rod design is preferred over a single-rod SAI when you need to drive twin loads or prevent the piston from twisting under offset stresses.
At 500mm of stroke, the unsupported rod length increases susceptibility to bending under side loads; utilize an external guide rail to protect the rod bearing. This cylinder uses PT tapered port threads and a G1/8 port. It accepts the reduced SAID mounting set: Basic, FA, LB, TC, FTC, TCM1, and TCM2. Note that the adjustable air cushions only decelerate the piston near stroke end; they do not hold a load. If air pressure is lost, the cylinder will drift. For position holding, consider an external pilot-operated check valve or the SAIL lock variant.
Quick checklist
Because it is a double-rod cylinder, the force is identical in both directions. It provides 345N at 0.5 MPa, 483N at 0.7 MPa, and 621N at 0.9 MPa for both extend and retract strokes.
Yes, the SAID32X500 is dimensionally interchangeable per ISO 15552 and serves as a direct replacement for other ISO 15552 double-rod profile cylinders, utilizing a G1/8 port and standard mounting dimensions.
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