
The AirTAC Airtac SAI100 Standard Air Cylinder SAI100X300SN is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø100mm bore and 300mm stroke, G1/2 air ports and adjustable end cushioning. Its standardized mounting interface makes it a drop-in replacement for other ISO 15552 cylinders in automation lines.
The AirTAC SAI100X300-S is a double-acting ISO 15552 profile cylinder engineered for heavy-duty automation. Delivering a robust push force of 3927 N at 0.5 MPa, this 100mm bore unit is built to handle substantial loads over its 300mm stroke. The extruded aluminum barrel eliminates traditional tie-rods, providing a sleek profile while maintaining strict dimensional interchangeability with other ISO 15552 cylinders.
This specific configuration includes a standard carbon steel piston rod for high tensile strength and NBR seals for reliable, cost-effective sealing in general industrial environments. Equipped with a magnet (-S), it seamlessly integrates with CMSE and DMSE sensor switches mounted directly into the dual side grooves of the barrel. Adjustable air cushions at both ends ensure smooth deceleration of large moving masses.
| Model | Airtac SAI100 Standard Air Cylinder SAI100X300SN |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø100 mm |
| Stroke | 300 mm |
| Acting type | Double acting |
| Port size | G1/2 |
| Rod thread | M20×1.5 |
| 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, 36 mm |
| Max stroke | Up to 1500 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 | 3927 N | 3682 N |
| 0.7 MPa | 5498 N | — |
| Max (@1.0 MPa) | 801 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. |
|---|---|
| 100 | Bore size in mm. |
| ×300 | 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 the 3927 N push force at 0.5 MPa required to actuate heavy stamping dies and form metal components securely.
Utilizes the 300mm stroke to extend and divert large, heavy pallets from a main conveyor line into a secondary packaging zone.
Deploys the carbon steel rod to push finished molded parts out of heavy industrial injection molding machinery safely.
Selecting this 100mm bore is ideal when a 80mm cylinder (providing 2513 N push at 0.5 MPa) lacks the thrust for heavier fixtures, but a 125mm bore would be physically oversized. Because this model features a 300mm stroke, the extended piston rod is susceptible to bending under side loads. To prevent premature rod-bearing wear, implement an external guide rail or use a guided cylinder design for this length. For applications requiring the load to remain stationary during a complete loss of air pressure, note that the standard adjustable air cushion only decelerates the piston and does not function as a locking device; consider the SAIL or BSAI locking variants for fail-safe holding. This model drops directly into any ISO 15552 mounting footprint using PT port threads and standard FA, FB, or TC accessories.
Quick checklist
At a standard operating pressure of 0.5 MPa, this 100mm bore cylinder generates a push force of 3927 N and a pull force of 3681 N. If pressure is increased to 0.7 MPa, the push force rises to 5497 N.
Yes, the SAI100X300-S is a true ISO 15552 profile cylinder, making its mounting dimensions fully interchangeable with other ISO 15552 cylinders from brands like Festo or SMC. You can swap it directly using your existing FA flange or TC trunnion brackets and PT port connections.
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