
The AirTAC SAID32 Double Rod Cylinder SAID32AX250 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø32mm bore and 250mm 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 SAID32X250 is a double-acting, double-rod ISO 15552 profile cylinder featuring a 32mm bore and 250mm stroke. Because the piston rod exits both end covers, the effective annulus area is identical on extend and retract, yielding an equal push and pull force of 345N at 0.5 MPa. This through-rod design provides superior anti-rotation guidance and allows a secondary mechanism or position flag to be mounted on the rear rod end.
This specific configuration features a SUS420J2 stainless steel rod (material code A) for enhanced corrosion resistance and PT tapered port threads. The extruded aluminum barrel includes sensor grooves on both sides for flexible mounting of CMSE reed or DMSE electronic switches (note: this unit is supplied without a magnet). Adjustable air cushions at both ends provide 27mm of cushioning to decelerate the piston smoothly at stroke limits.
| Model | Airtac SAID32 Double Rod Cylinder SAID32AX250 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø32 mm |
| Stroke | 250 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. |
| ×250 | 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.
Ideal for pneumatic transfer gates requiring identical push and pull speeds to move parts evenly across a conveyor.
The through-rod allows driving a primary workpiece on the front while a rear flag triggers a DMSE solid-state sensor.
Twin rods prevent the piston from twisting, providing stable guidance for precision clamping and pressing jigs.
Select the 32mm bore when your application requires a compact footprint but demands symmetric force, generating 345N in both directions at 0.5 MPa. If you need higher thrust, stepping up to the 40mm bore yields 528N both ways. Choose this double-rod SAID over a single-rod SAI when you need to drive twin loads, mount a rear cam, or prevent the load from twisting. Note that a plain SAID does not hold its position if air pressure is lost; for load-holding requirements, consider the SAIL or BSAID clamp-lock variants.
At a 250mm stroke, the unsupported rod length increases the risk of side-load bending on the rod bearing. For this length and longer, use an external guide rail to support the load and prevent premature wear. This model is dimensionally interchangeable per ISO 15552 and uses a reduced mounting accessory set: Basic, FA, LB, TC, FTC, TCM1, and TCM2.
Quick checklist
Because it is a double-rod cylinder, the effective area is the same on both sides. It delivers an equal push and pull force of 345N at 0.5 MPa, 483N at 0.7 MPa, and 621N at 0.9 MPa.
Yes, the SAID32X250 is dimensionally interchangeable with other ISO 15552 profile cylinders. It uses standard mounting dimensions and a G1/8 port, making it a direct replacement for equivalent double-rod ISO cylinders.
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