
The AirTAC SAI32 Standard Cylinder SAI32X850 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 well-suited for moving lighter loads across an 850 mm extension. The extruded aluminum barrel omits tie-rods, providing a clean exterior that drops directly into standardized ISO 15552 mounting interfaces.
This specific configuration utilizes a standard carbon steel piston rod and PT tapered port threads. Because it lacks a magnet, position sensing requires external switches rather than the integrated sensor grooves. For applications demanding higher heat resistance, the seal material can be upgraded from standard TPU to Viton.
| Model | Airtac SAI32 Standard Cylinder SAI32X850 |
|---|---|
| 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.
Transfers lightweight cardboard cartons across a wide 850 mm conveyor gap using 563 N of thrust at 0.7 MPa.
Acts as a diverter arm for small tote bins, utilizing the full 850 mm stroke to route items to downstream packing zones.
Advances packaging film rolls into a sealing station, where the compact 32 mm bore saves valuable machine footprint.
Selecting this 32 mm bore is ideal when the 402 N push force at 0.5 MPa is sufficient, allowing you to step down from a 40 mm bore that yields 628 N. At 850 mm of extension, the unsupported carbon steel rod is highly susceptible to bending under side loads. You must use an external guide rail or a guided cylinder to prevent premature rod-bearing wear.
This model features PT ports and integrates seamlessly with FA or FB flange accessories. If your machinery loses air pressure, the standard SAI cannot hold its load and will drift; use the SAIL variant if pneumatic locking is required for safety.
Quick checklist
At an operating pressure of 0.7 MPa, this 32 mm bore cylinder provides a push force of 563 N and a pull force of 345 N. It can reach a theoretical maximum of 82 kgf at 1.0 MPa.
Yes, the SAI32X850 is dimensionally interchangeable per ISO 15552. You can drop it in as a replacement for other ISO 15552 profile cylinders with a 32 mm bore and 850 mm stroke, matching the PT port and standard mounting dimensions.
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