
The AirTAC Airtac SAI50 Standard Cylinder SAI50BX30 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø50mm bore and 30mm 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 SAI50X30 is a double-acting ISO 15552 profile cylinder engineered for compact actuation, delivering a push force of 982 N at 0.5 MPa. Its 30 mm stroke is ideal for short-travel clamping and indexing tasks. The extruded aluminum barrel omits tie-rods, providing a clean exterior that simplifies mounting and machine integration.
This specific configuration features a SUS304 stainless steel piston rod (material code B) for superior corrosion resistance in wash-down or chemically active settings. Fluid connections use PT tapered threads. Because no magnet is specified, position sensing via CMSE or DMSE switches is not enabled on this unit.
| Model | Airtac SAI50 Standard Cylinder SAI50BX30 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø50 mm |
| Stroke | 30 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. |
| ×30 | 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 982 N of clamping force at 0.5 MPa for holding workpieces securely during light machining or assembly operations.
Actuates a short 30 mm diverter arm to push lightweight cartons or products between adjacent conveyor lanes.
Drives process valves or gates that only require a brief 30 mm travel to transition between open and closed states.
With a 50 mm bore yielding 982 N at 0.5 MPa, stepping down to a 40 mm bore reduces output to 628 N, while a 63 mm bore increases it to 1559 N. The 30 mm stroke keeps the retracted length minimal, making it highly suitable for tight machinery enclosures.
For applications requiring the rod to maintain its position during a complete loss of air pressure, this standard SAI cylinder will drift. In such scenarios, specify the SAIL variant with an air-released lock or utilize an external pilot-operated check valve. To replace an existing unit, verify the 50 mm bore, 30 mm stroke, PT G1/4 port, and your required mounting accessory such as an FA flange.
Quick checklist
At 0.5 MPa, the SAI50X30 generates a push force of 982 N and a pull force of 825 N. If operated at 0.7 MPa, the push force increases to 1374 N.
Yes, the SAI50X30 is dimensionally interchangeable per ISO 15552, meaning it shares the exact same mounting interface and profile dimensions as other standard ISO 15552 cylinders.
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