
The AirTAC SAI32 Standard Cylinder SAI32AX250 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 SAI32X250 is a double-acting ISO 15552 profile cylinder featuring a 32mm bore and 250mm stroke. It delivers 563N of push force at 0.7 MPa, making it a solid choice for moderate-duty positioning tasks.
This variant uses a SUS420J2 stainless steel piston rod (material code A) for enhanced corrosion resistance. The extruded aluminum barrel includes sensor grooves on both sides, allowing direct mounting of CMSE or DMSE switches if a magnet is added later.
| Model | Airtac SAI32 Standard Cylinder SAI32AX250 |
|---|---|
| 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 | 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. |
| ×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.
Provides 402N at 0.5 MPa to secure light plastic or aluminum workpieces during machining and assembly operations.
Offers a 250mm reach to push small cartons off a main conveyor belt into secondary packaging lanes.
Ejects molded parts from low-tonnage presses, utilizing the SUS420J2 rod to resist mild environmental moisture.
If you need less force, stepping down is not an option below 32mm in the SAI series, but stepping up to a 40mm bore yields 879N at 0.7 MPa for heavier loads. For this 250mm stroke, be mindful of side loads causing rod-bearing bending; use an external guide rail to prevent premature wear.
This unit uses PT tapered port threads. As a true ISO 15552 profile cylinder, it is dimensionally interchangeable with other ISO 15552 cylinders for direct replacement. Note that the adjustable air cushions only decelerate the piston at end-of-stroke; they do not hold a load. If power drops, use the SAIL variant with an air-released lock to prevent drifting.
Quick checklist
At 0.7 MPa operating pressure, the SAI32X250 generates 563N of push force and 484N of pull force. It can reach a theoretical maximum of 82 kgf at 1.0 MPa.
Yes. The SAI32X250 is built to the ISO 15552 standard, meaning its mounting dimensions and PT G1/8 ports are fully interchangeable with other ISO 15552 profile cylinders.
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