
The AirTAC SAI50 Standard Cylinder SAI50X700 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 is a double-acting ISO 15552 profile cylinder featuring a 50mm bore and 700mm stroke. It generates 982N of push force and 825N of pull force at 0.5 MPa, making it well-suited for mid-range linear actuation tasks over extended distances.
This extruded aluminum barrel design incorporates sensor grooves on both sides for CMSE or DMSE switches, though a magnet (-S) must be specified to utilize them. The standard carbon steel piston rod provides robust durability, and the adjustable air cushions at both ends ensure smooth deceleration across the 30-800mm/s speed range.
| Model | Airtac SAI50 Standard Cylinder SAI50X700 |
|---|---|
| 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.
Ideal for pushing or diverting products along extended conveyor lines where a 700mm stroke is required to clear adjacent machinery.
Provides the 982N force at 0.5 MPa needed to actuate large format carton erecting or sealing mechanisms over long linear paths.
Drives multi-stage tooling carriages where mid-range force and extended travel are necessary for sequential part processing.
When selecting this model, consider that the 40mm bore provides 628N of push force at 0.5 MPa, while the 63mm bore offers 1559N. If your application requires less force, stepping down optimizes space and air consumption; if more force is needed, stepping up is ideal. Because this is a 700mm stroke, the unsupported rod is highly susceptible to bending under side loads. To prevent premature seal wear and rod-bearing failure, always use an external guide rail or a dedicated guided cylinder to absorb lateral forces.
As a dimensionally interchangeable ISO 15552 cylinder, it serves as a direct replacement for other standard profile cylinders. To match this configuration, specify a 50mm bore, 700mm stroke, PT G1/4 port, FA or FB flange mounting, and no magnet. Note that the standard adjustable air cushion only decelerates the piston; it does not hold a load. If position holding without air pressure is required, use the SAIL locking variant or an external pilot-operated check valve.
Quick checklist
At 0.5 MPa, the SAI50X700 delivers 982N of push force and 825N of pull force. At 0.7 MPa, the push force increases to 1374N.
Yes, the SAI50X700 is dimensionally interchangeable per ISO 15552 and can serve as a direct replacement for other standard profile cylinders with a 50mm bore and 700mm stroke.
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