
The AirTAC SAI32 Standard Cylinder SAI32AX280 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø32mm bore and 280mm 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 SAI32X280 is a double-acting ISO 15552 profile cylinder engineered to deliver 402 N of push force at 0.5 MPa, scaling to 563 N at 0.7 MPa. Its 280 mm stroke provides the extended travel needed for automated sorting and light assembly tasks. As a genuine AirTAC component, it ensures reliable pneumatic performance.
This specific configuration utilizes a SUS420J2 stainless steel piston rod (material code A) for enhanced corrosion resistance compared to standard carbon steel. It features PT tapered port threads and lacks a standard magnet, meaning position sensing via CMSE or DMSE switches requires a custom -S suffix modification.
| Model | Airtac SAI32 Standard Cylinder SAI32AX280 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø32 mm |
| Stroke | 280 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 | 402 N | 346 N |
| 0.7 MPa | 563 N | — |
| Max (@1.0 MPa) | 82 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. |
|---|---|
| 32 | Bore size in mm. |
| ×280 | 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.
Pushes lightweight cardboard cartons on a 280 mm stroke across a conveyor belt without bending the rod.
Ejects machined plastic parts from a fixture using 563 N of force at 0.7 MPa operating pressure.
Acts as a pneumatic stop gate for low-profile pallets, relying on PT threaded ports for secure fittings.
Select this 32 mm bore model when an application demands moderate force over a 280 mm distance, but does not require electronic position feedback. If your mechanism needs less reach, stepping down to a shorter stroke reduces rod mass and bearing wear. For higher force requirements at the same travel, consider moving up to the 40 mm bore, which provides 628 N at 0.5 MPa.
Because the 280 mm stroke creates an extended unsupported rod length, it is susceptible to bending under side loads. Implement external guide rails or use a guided cylinder to prevent rod-bearing damage. Furthermore, standard air cushions only decelerate the piston at end-of-stroke and do not act as a brake; if the air supply drops, the load will drift, requiring an external check valve for safety. This unit is dimensionally interchangeable per ISO 15552, accepting standard LB foot mounts and FA flanges.
Quick checklist
The SAI32X280 generates a push force of 402 N at 0.5 MPa and 563 N at 0.7 MPa, with a theoretical maximum of 82 kgf at 1.0 MPa.
Yes, the SAI32X280 is dimensionally interchangeable per ISO 15552 mounting dimensions, allowing it to serve as a direct replacement for other standard profile cylinders.
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