
The AirTAC SAID32 Double Rod Cylinder SAID32AX900 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø32mm bore and 900mm 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 SAID32X900 is a double-acting, double-rod ISO 15552 profile cylinder featuring a 32mm bore and 900mm stroke. Because the piston rod exits both end covers, the effective annulus area is identical on extend and retract, yielding equal force and speed in both directions. This specific bore generates 345N each way at 0.5MPa, rising to 621N at 0.9MPa.
Equipped with a SUS420J2 stainless steel rod (material code A), this variant provides enhanced corrosion resistance compared to standard carbon steel. The extruded aluminum barrel includes sensor grooves on both sides for flexible switch mounting. Note that because the rear rod protrudes continuously, you must account for additional rear clearance in your machine design.
| Model | Airtac SAID32 Double Rod Cylinder SAID32AX900 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø32 mm |
| Stroke | 900 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. |
| ×900 | 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 workpiece mounts on the front rod and a counterweight balances the rear, utilizing the equal 483N force at 0.7MPa for consistent motion.
Powers a long-stroke 900mm linear slide where the twin rods prevent the payload from twisting during traverse, ensuring precise alignment without external guides.
Actuates a packaging flap where the front rod pushes the product and the rear rod triggers a mechanical limit flag, streamlining machine control logic.
Selecting this double-rod cylinder is ideal when your mechanism requires dual-side guidance, anti-rotation stability, or a rear rod end to drive a secondary cam and position flag. If your application demands less force, stepping down is not an option in this bore size, but stepping up to the 40mm bore provides 528N both ways at 0.5MPa. Conversely, if you only need one-way actuation, the single-rod SAI series is more compact.
This 900mm stroke model approaches the maximum standard stroke limit for a 32mm bore. At this extended length, the 12mm rod is susceptible to bending under side loads, so an external guide rail is strongly recommended to prevent rod-bearing damage. This cylinder uses a PT tapered port thread and supports mounting accessories Basic, FA, LB, TC, FTC, TCM1, and TCM2. It does not hold position pneumatically; if air pressure is lost, the piston will drift, requiring an external pilot-operated check valve for load holding.
Quick checklist
Because it is a double-rod cylinder, the force is equal in both directions. It provides 345N at 0.5MPa, 483N at 0.7MPa, and 621N at 0.9MPa for both extend and retract strokes.
Yes, the SAID32X900 is dimensionally interchangeable per ISO 15552 and serves as a direct replacement for other ISO 15552 double-rod profile cylinders, utilizing the standard mounting interface.
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