
The AirTAC SAI50 Standard Cylinder SAI50X160S is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø50mm bore and 160mm 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 SAI50X160-S is a double-acting ISO 15552 profile cylinder engineered to deliver 982 N of push force at 0.5 MPa. Its 160 mm stroke provides the exact mid-range travel needed for automated clamping and indexing tasks. Built with a genuine extruded aluminum barrel, this model is dimensionally interchangeable with other ISO 15552 cylinders for seamless direct replacement.
This specific configuration includes a magnetic piston (-S) for direct compatibility with CMSE and DMSE series sensor switches, which seat neatly into the dual grooves on the barrel. It utilizes a standard carbon steel piston rod and features PT tapered port threads. For environments requiring higher thermal resistance, the base TPU seals can be swapped for Viton (H) or NBR (N) alternatives.
| Model | Airtac SAI50 Standard Cylinder SAI50X160S |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø50 mm |
| Stroke | 160 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. |
| ×160 | 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, securely holding metal workpieces for machining or welding operations.
The 160 mm stroke actuates diverter arms on packaging lines, moving cartons between parallel conveyors with speed and precision.
Raises and lowers small access gates or machine guards, utilizing the magnetic piston to confirm gate position via DMSE sensors.
Choose this 50 mm bore when an application requires stepping up from a 40 mm cylinder (628 N at 0.5 MPa) to achieve nearly 1.6 times the thrust, without the bulk of a 63 mm body. The 160 mm stroke strikes a balance for moderate extension lengths. If your mechanism must maintain its position during a loss of air pressure, a standard SAI will drift; you should specify the SAIL variant with an air-released lock or utilize an external pilot-operated check valve.
Because this model features a 160 mm stroke, it is short enough to avoid severe rod-bearing bending under normal loads, though side-load management is always recommended. To mount this unit, you can utilize FA or FB flanges, LB foot brackets, or TC trunnion styles. Ensure your air supply uses the G1/4 port and is filtered to 40 um.
Quick checklist
At an operating pressure of 0.5 MPa, this 50 mm bore cylinder generates 982 N of push force and 825 N of pull force. If pressure is increased to 0.7 MPa, the push force rises to 1374 N.
Yes. The SAI50X160-S is a true ISO 15552 profile cylinder, meaning its mounting dimensions and footprint are interchangeable with other ISO 15552 cylinders from various manufacturers, serving as a direct replacement.
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