
The AirTAC SAIJ100 Adjustable Cylinder SAIJ100AX290-10 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø100mm bore and 290mm stroke, G1/2 air ports and adjustable end cushioning. Its standardized mounting interface makes it interchangeable with other ISO 15552 cylinders at the mounting interface.
Its extruded aluminum barrel includes sensor grooves on both sides, and the rod utilizes SUS420J2 stainless steel for superior corrosion resistance. With a 10mm adjustment range, the effective travel window spans 280 to 290mm.
This adjustable-stroke design allows precise end-position tuning during commissioning without swapping the cylinder or adding external stops. The rear screw acts purely as a travel stop for deceleration alongside the standard air cushions, meaning it cannot hold a load without live air pressure. For load-holding requirements, external pilot-operated check valves or an AirTAC SAIL locking cylinder are required.
| Model | Airtac SAIJ100 Adjustable Cylinder SAIJ100AX290-10 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø100 mm |
| Stroke | 290 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 | 3682 N | 3682 N |
| 0.7 MPa | 5154 N | — |
| Max (@1.0 MPa) | 751 kgf | |
Double-rod model: the rod passes through the rear cover, so both piston faces lose rod area and push is shown at the annular-area value. 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. |
| ×290 | 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.
Dial in the exact 280-290mm retraction point during machine commissioning to perfect product seating without machining external spacers.
Quickly adjust the 10mm travel window on packaging lines to accommodate slight variations in carton or fixture sizes.
If your setup needs less force, stepping down to an 80mm bore provides 3518N at 0.7 MPa, while moving up to a 125mm bore yields 8590N. The PT tapered port and G1/2 standard interface ensure secure pneumatic connections.
Because the 290mm stroke exceeds 300mm when fully extended, ensure adequate external guiding to handle side loads. The SAIJ series supports Basic, FA, LB, TC, FTC, TCM1, and TCM2 mounts, explicitly omitting FB, CA, CB, and CR options. It is dimensionally interchangeable per ISO 15552, and since no magnet is specified, position sensing via CMSE or DMSE switches is not enabled.
Quick checklist
The rear adjuster screw allows you to shorten the nominal 290mm stroke by up to 10mm, creating a 280-290mm usable travel window. This stopper fine-tunes the end position but does not lock the load without continuous air pressure.
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