
The AirTAC Airtac SAI80 Standard Air Cylinder SAI80X180S is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø80mm bore and 180mm stroke, G3/8 air ports and adjustable end cushioning. Its standardized mounting interface makes it a drop-in replacement for other ISO 15552 cylinders in automation lines.
The AirTAC SAI80X180-S is a double-acting ISO 15552 profile cylinder featuring an 80mm bore and 180mm stroke. It generates a push force of 2513 N and a pull force of 2268 N at 0.5 MPa, making it well-suited for medium-to-heavy industrial handling tasks.
Equipped with a magnetic piston (-S), this variant directly supports CMSE and DMSE sensor switches via the dual grooves on the extruded aluminum barrel. The standard carbon steel piston rod offers robust durability, while adjustable air cushions at both ends ensure smooth deceleration.
| Model | Airtac SAI80 Standard Air Cylinder SAI80X180S |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø80 mm |
| Stroke | 180 mm |
| Acting type | Double acting |
| Port size | G3/8 |
| Rod thread | M20×1.5 |
| 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, 36 mm |
| Max stroke | Up to 1500 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 | 2513 N | 2268 N |
| 0.7 MPa | 3519 N | — |
| Max (@1.0 MPa) | 513 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. |
|---|---|
| 80 | Bore size in mm. |
| ×180 | 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 high-force clamping of heavy metal components during machining and welding operations.
Actuates heavy-duty diverter arms on packaging lines to route bulky goods at high speed.
Drives small pneumatic presses for stamping, inserting, or forming rigid materials.
Select this 80mm bore when an application requires more power than the 50mm class (982 N at 0.5 MPa) but less than the massive 100mm class (3927 N). Its 180mm stroke handles substantial linear movements, and for strokes of 300mm or longer, you must manage side load with an external guide or a dedicated guided cylinder to prevent rod-bearing bending.
This unit uses a PT tapered G3/8 port and mounts via standard ISO 15552 accessories like TC trunnions or LB foot brackets. Remember that the standard SAI does not hold its position if air pressure drops; for fail-safe load holding, integrate the SAIL pneumatic lock variant or an external rod lock.
Quick checklist
At 0.5 MPa operating pressure, this 80mm bore cylinder provides a push force of 2513 N and a pull force of 2268 N. At 0.7 MPa, the push force increases to 3518 N.
Yes, the SAI80X180-S is dimensionally interchangeable per ISO 15552, meaning it serves as a drop-in replacement for other ISO 15552 profile cylinders using identical mounting interfaces.
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