
The AirTAC SAIJ100 Adjustable Cylinder SAIJ100AX475-10S 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 SAIJ100X475-10-S is a double-acting, double-rod ISO 15552 profile cylinder equipped with a rear stroke adjuster. By integrating a 10mm adjustment screw, this model provides a usable travel window of 465-475mm, enabling precise end-position tuning during commissioning without swapping out the entire unit.
This specific SKU features an SUS420J2 stainless steel rod (material code A) for superior corrosion resistance, and includes a magnet (-S) for direct compatibility with AirTAC CMSE reed and DMSE electronic sensors. The extruded aluminum barrel incorporates sensor grooves on both sides, while the mounting options span Basic, FA, LB, TC, FTC, TCM1, and TCM2, omitting FB, CA, CB, and CR.
| Model | Airtac SAIJ100 Adjustable Cylinder SAIJ100AX475-10S |
|---|---|
| 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 465-475mm travel window during format changes on packaging lines, using the rear screw to fine-tune the retract distance without adding external hard stops.
Achieve precise end-position tuning at commissioning, leveraging the 10mm adjustment range to perfectly seat large 3927N assemblies without cylinder swaps.
Handle heavy-duty ejection or lifting tasks where the exact retract point might shift slightly between batches, relying on the robust 25mm SUS420J2 rod for durability.
The adjustable stroke is ideal for product changeovers on a line, allowing you to dial in the exact 465-475mm retract position via the rear stopper instead of machining external hard stops. Because the stroke is 475mm, the 25mm rod and M20x1.5 thread provide substantial support, but an external guide is still recommended to prevent excessive side-loading on long unsupported travels.
For an exact ISO 15552 replacement, match the 100mm bore, 475mm stroke, 10mm adjustment, PT tapered port threads, and the -S magnet requirement. Keep in mind the rear adjuster acts purely as a travel stop and does not hold the load without live air; for true pneumatic locking without pressure, consider the SAIL or BSAI series instead.
Quick checklist
At 0.7 MPa, the push force increases to 5497N.
The rear adjuster screw acts as a mechanical stop that lets you shorten the effective stroke by up to 10mm, creating a usable travel window of 465-475mm from the 475mm nominal stroke. It is a travel stop, not a lock, and does not hold the load without continuous air pressure.
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