
The AirTAC SAI160 Standard Cylinder SAI160BX270 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø160mm bore and 270mm stroke, G3/4 air ports and adjustable end cushioning. Its standardized mounting interface makes it interchangeable with other ISO 15552 cylinders at the mounting interface.
The AirTAC SAI160X270 is a double-acting ISO 15552 profile cylinder engineered for heavy-duty automation. Delivering a robust push force of 14074 N at 0.7 MPa, this 160 mm bore unit is built to move substantial masses. The 270 mm stroke provides the extended travel needed for large presses and heavy material handling. Its extruded aluminum barrel design eliminates tie-rods, offering a clean profile that integrates seamlessly into modern machinery.
This configuration features a SUS304 stainless steel piston rod for superior corrosion resistance in harsh or washdown environments. It utilizes PT tapered port threads and operates without a magnet. For applications requiring position holding without continuous air pressure, consider the SAIL locking variant or an external rod lock, as the standard adjustable air cushions only decelerate the piston at stroke ends.
| Model | Airtac SAI160 Standard Cylinder SAI160BX270 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø160 mm |
| Stroke | 270 mm |
| Acting type | Double acting |
| Port size | G3/4 |
| Rod thread | M36×2 |
| 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 – 500 mm/s |
| Cushion | Adjustable, 50 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 | 10053 N | 9425 N |
| 0.7 MPa | 14074 N | — |
| Max (@1.0 MPa) | 2050 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. |
|---|---|
| 160 | Bore size in mm. |
| ×270 | 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 the high thrust required for bending, stamping, and forming thick metal sheets in industrial fabrication lines.
Actuates heavy molds and platens in plastic injection machinery, utilizing the 270 mm stroke for reliable core pulling.
Drives robust lifting and positioning mechanisms for heavy pallets and automated storage retrieval systems.
Selecting this 160 mm bore cylinder makes sense when 100 mm bore models (providing 5497 N push at 0.7 MPa) lack the thrust for your heavy loads. If you need even more power, the 200 mm bore generates 21991 N at 0.7 MPa. Because this 270 mm stroke exceeds 300 mm, it does not strictly require external guide rails, but you must still manage side loads carefully to prevent rod-bearing bending. Using a guided cylinder design is recommended if the application involves offset loads.
As a true ISO 15552 cylinder, this model is dimensionally interchangeable with other ISO 15552 profile cylinders. When replacing a unit, match the 160 mm bore, 270 mm stroke, G3/4 PT ports, and your required mounting accessory (such as FA flange or TC trunnion). Since this unit lacks the -S magnet suffix, it cannot host CMSE or DMSE sensors without modification.
Quick checklist
At an operating pressure of 0.7 MPa, this 160 mm bore cylinder provides a push force of 14074 N and a pull force of 9425 N. The theoretical maximum force at 1.0 MPa is 2050 kgf.
No, the standard SAI cylinder does not hold position when air pressure is lost. The adjustable air cushions only decelerate the piston at the end of the stroke. For dead-load holding, use the SAIL lock variant or an external pilot-operated check valve.
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