
The AirTAC SAIJ100 Adjustable Cylinder SAIJ100AX100-10S is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø100mm bore and 100mm 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 SAIJ100X100-10-S is a double-acting ISO 15552 profile cylinder featuring a rear stroke adjuster. The built-in rear stopper allows you to trim the effective travel, creating a precise 90-100mm usable stroke window for exact end-position tuning during commissioning.
This model includes a SUS420J2 stainless steel rod (option A) for enhanced corrosion resistance and carries an -S magnet for use with CMSE reed and DMSE electronic sensors. The rear adjuster acts strictly as a travel stop to set deceleration, not a lock; it will not hold a load without live air. For load-holding, consider an external rod lock or the SAIL series.
| Model | Airtac SAIJ100 Adjustable Cylinder SAIJ100AX100-10S |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø100 mm |
| Stroke | 100 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. |
| ×100 | 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 90-100mm travel window during commissioning to perfect pressing or clamping depth without swapping cylinders.
Quickly adjust the rear stopper to accommodate slightly different product sizes on the same line, minimizing downtime.
An adjustable stroke is preferred over a fixed SAI cylinder when you need to fine-tune the end-of-travel position during machine setup or product changeover without adding external stops. To match this ISO 15552 replacement, specify: 100mm bore, 100mm stroke, 10mm adjustment, PT G1/2 port, SUS420J2 rod, and a magnet for CMSE/DMSE sensors.
Although the 100mm stroke is relatively short, the 25mm rod diameter handles side loads well, but any application approaching or exceeding 300mm of travel on larger bores would still require an external guide. The SAIJ mounting set includes Basic, FA, LB, TC, FTC, TCM1, and TCM2, omitting the FB, CA, CB, and CR options.
Quick checklist
At 0.7 MPa, the push force increases to 5497N.
The rear adjuster acts as a mechanical stop, allowing you to shorten the 100mm nominal stroke by up to 10mm. This creates a 90-100mm usable travel window for fine-tuning end positions without changing the cylinder.
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