
The AirTAC SAIJ100 Adjustable Cylinder SAIJ100AX475-30S is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø100mm bore and 475mm 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.
The AirTAC SAIJ100X475-30-S is a double-acting ISO 15552 profile cylinder equipped with a rear stroke adjuster, allowing you to fine-tune the effective travel within a 445 to 475 mm window.
This variant features a SUS420J2 stainless steel rod for improved corrosion resistance and includes a magnet for CMSE reed and DMSE electronic sensors. The extruded aluminum barrel provides dual sensor grooves, and the rear stopper enables precise end-position tuning during commissioning without adding external physical stops.
| Model | Airtac SAIJ100 Adjustable Cylinder SAIJ100AX475-30S |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø100 mm |
| Stroke | 475 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. |
| ×475 | 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 445 to 475 mm end-stop during product line changeovers without swapping out the entire cylinder assembly.
Fine-tune the retraction point on a heavy-duty conveyor diverter to accommodate varying package sizes on the fly.
Adjust the travel end-point precisely during equipment commissioning to prevent over-travel in high-force pressing operations.
If your force requirements are lower, stepping down to an 80 mm bore yields 2513 N at 0.5 MPa, while moving up to a 125 mm bore provides 6136 N. The integrated rear adjuster acts purely as a travel stop to set deceleration points; it does not hold the load without live air pressure. For load-holding requirements without continuous air, consider an AirTAC SAIL or BSAI cylinder. Because the 475 mm stroke is relatively long, ensure you provide an external guide to support the rod and prevent excessive side-loading.
Quick checklist
At a maximum 1.0 MPa operating pressure, it achieves up to 801 kgf.
The rear adjusting screw allows you to mechanically shorten the nominal 475 mm stroke by up to 30 mm, creating a usable travel window of 445 to 475 mm. This stopper sets the travel end but does not lock or hold the load without live air pressure.
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