
The AirTAC SAI50 Standard Cylinder SAI50AX750 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø50mm bore and 750mm 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 SAI50X750 is a double-acting ISO 15552 profile cylinder engineered to deliver 982 N of push force and 825 N of pull force at 0.5 MPa. Its 750 mm stroke is well-suited for extended travel distances in automated assembly and material handling. The extruded aluminum barrel design omits tie rods, providing a clean exterior that simplifies mounting and sensor placement.
This specific configuration features a SUS420J2 stainless steel piston rod (option A), offering enhanced corrosion resistance compared to standard carbon steel. It utilizes PT tapered port threads and lacks an integrated magnet, making it ideal for applications where position sensing is handled externally or not required.
| Model | Airtac SAI50 Standard Cylinder SAI50AX750 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø50 mm |
| Stroke | 750 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. |
| ×750 | 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 products across wide conveyor gaps or between separate machine stations using its 750 mm travel distance.
Diverts cartons or totes off accumulation lines in packaging facilities, utilizing the 982 N push force at 0.5 MPa.
Feeds tooling or workpieces through long machining envelopes where a standard short-stroke actuator cannot reach.
When sizing this actuator, stepping down to a 40 mm bore yields 628 N of push force at 0.5 MPa, while moving up to a 63 mm bore provides 1559 N. Because the 750 mm stroke generates a long unsupported rod extension, side loads can cause severe rod-bearing bending and premature wear. To manage this, implement an external guide rail or select a dedicated guided cylinder to prevent lateral forces from reaching the piston rod.
This model drops into any ISO 15552 mounting interface, matching standard 50 mm bore dimensions, G1/4 ports, and compatible FA/FB flange or TC trunnion accessories. Note that standard SAI cylinders drift when air pressure is removed; if your application must hold a load securely without live pressure, specify the SAIL variant with an air-released lock or use an external rod lock.
Quick checklist
At an operating pressure of 0.5 MPa, the SAI50X750 generates a push force of 982 N and a pull force of 825 N. At 0.7 MPa, the push force increases to 1374 N.
Yes. As a genuine ISO 15552 profile cylinder, it is dimensionally interchangeable with other ISO 15552 cylinders of the same 50 mm bore size, matching standard mounting dimensions and G1/4 port locations.
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