
The AirTAC SAI32 Standard Cylinder SAI32BX850 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø32mm bore and 850mm 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 SAI32X850 is a double-acting ISO 15552 profile cylinder engineered for long-reach linear motion. It generates 563 N of push force at 0.7 MPa, making it suitable for moving lighter loads across an 850 mm extension. The extruded aluminum barrel omits tie rods to provide a clean, standardized mounting envelope.
This specific configuration utilizes a SUS304 stainless steel piston rod (material code B) for superior corrosion resistance in humid or washdown environments. Fluid ports feature PT tapered threading, and the barrel includes dual-side sensor grooves. Because no magnet is specified, position detection requires external limit switches rather than embedded CMSE or DMSE reed sensors.
| Model | Airtac SAI32 Standard Cylinder SAI32BX850 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø32 mm |
| Stroke | 850 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. |
| ×850 | 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 product carts or tote bins across 850 mm gaps between segmented conveyor lines.
Actuates diverter arms at distribution hubs where a compact 32 mm bore fits tight lane spacing.
Moves packaging material rolls into position, utilizing the SUS304 rod to resist moisture.
An 850 mm stroke on a 32 mm bore pushes the limits of standard pneumatic actuation. At this extension length, the unsupported rod is highly susceptible to bending under side loads. For this SAI32X850 configuration, implement external linear guides or transition to a guided cylinder to prevent rod bearing damage and premature seal wear.
If your application requires less reach, stepping down to a shorter stroke reduces mass and sag. Should you need higher force within the same ISO 15552 footprint, the 40 mm bore neighbor yields 879 N at 0.7 MPa. Remember that standard air cushions only decelerate the piston near end-of-stroke; they will not hold a vertical load if air pressure drops. Use the SAIL variant for pneumatic locking or an external pilot check valve.
Quick checklist
At 0.7 MPa operating pressure, this 32 mm bore cylinder produces 563 N of push force and 484 N of pull force. Maximum theoretical force at 1.0 MPa is 82 kgf.
Yes. The SAI32X850 is dimensionally interchangeable per ISO 15552. You can drop it in to replace other ISO 15552 profile cylinders with a 32 mm bore and 850 mm stroke, provided your mounting accessories and PT port connections match.
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