
The AirTAC SAI50 Standard Cylinder SAI50X700S is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø50mm bore and 700mm stroke, G1/4 air ports and adjustable end cushioning. Its standardized mounting interface makes it interchangeable with other ISO 15552 cylinders at the mounting interface.
The AirTAC SAI50X700-S is a double-acting ISO 15552 profile cylinder engineered for a 700mm stroke. It provides a robust push force of 982N at 0.5MPa and a pull force of 825N, making it well-suited for long-travel material handling and automated positioning tasks. The extruded aluminum barrel design omits tie-rods, ensuring a clean exterior that resists debris accumulation.
This specific configuration includes a magnetic piston (-S) for seamless integration with CMSE or DMSE series reed switches, utilizing the integrated sensor grooves on both sides of the barrel. The standard carbon steel piston rod offers excellent durability for general industrial automation, while the adjustable air cushions at both ends ensure smooth deceleration across the lengthy 700mm travel.
| Model | Airtac SAI50 Standard Cylinder SAI50X700S |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø50 mm |
| Stroke | 700 mm |
| Acting type | Double acting |
| Port size | G1/4 |
| Rod thread | M16×1.5 |
| 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, 30 mm |
| Max stroke | Up to 1200 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 | 982 N | 825 N |
| 0.7 MPa | 1374 N | — |
| Max (@1.0 MPa) | 200 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. |
|---|---|
| 50 | Bore size in mm. |
| ×700 | 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.
Drives extended-stroke pusher arms on packaging lines to transfer products between adjacent conveyor belts over a 700mm gap.
Actuates large-format diverters or sorting gates in distribution centers, utilizing the 982N push force to move heavy loads reliably.
Elevates and positions materials in automated stacking machinery where a long vertical stroke is required to build tall product columns.
When sizing this cylinder, stepping down to a 40mm bore drops the 0.5MPa push force to 628N, whereas upgrading to a 63mm bore increases it to 1559N. For a 700mm stroke, side loads are a primary concern; long unsupported rods are prone to bending under lateral forces. To protect the rod bearing and prevent premature wear, guide the load externally or pair this unit with a guided cylinder carriage.
As a dimensionally interchangeable ISO 15552 cylinder, this model serves as a direct replacement for other standard profile cylinders with a 50mm bore, 700mm stroke, G1/4 PT port, and matching mounting accessories like FA flanges or LB foot brackets. Note that this standard cylinder does not hold its load upon air loss; if vertical positioning must be maintained without live pressure, specify the SAIL variant with an air-released lock or use an external rod lock.
Quick checklist
At a standard operating pressure of 0.5MPa, the SAI50X700-S cylinder generates a push force of 982N and a pull force of 825N. At 0.7MPa, the push force increases to 1374N.
Yes, the SAI50X700-S is built to the ISO 15552 mounting interface standard, making it dimensionally interchangeable with other ISO 15552 profile cylinders of the same bore and stroke. It uses a G1/4 port and accepts standard FA, LB, and TC mounting accessories.
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