
The AirTAC SAIJ100 Adjustable Cylinder SAIJ100AX95-40S is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø100mm bore and 95mm 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 SAIJ100X95-40-S is a double-acting, double-rod ISO 15552 profile cylinder equipped with a rear stroke adjuster. It provides a nominal 95 mm stroke that can be fine-tuned backward by up to 40 mm, yielding a usable travel window of 55 to 95 mm.
This variant features a SUS420J2 stainless steel rod for enhanced durability against moisture and includes a magnet (-S) for use with AirTAC CMSE reed and DMSE electronic sensors. The extruded aluminum barrel integrates sensor grooves on both sides, and fluid control is managed via PT tapered G1/2 ports.
| Model | Airtac SAIJ100 Adjustable Cylinder SAIJ100AX95-40S |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø100 mm |
| Stroke | 95 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. |
| ×95 | 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 55-95 mm travel window rapidly when switching between product sizes on a packaging line, avoiding mechanical teardown.
Fine-tune the retract position during machine commissioning to achieve exact pressing or clamping depths without external stoppers.
Choose this 100 mm bore actuator when an application demands high thrust—up to 3927 N at 0.5 MPa or 7068 N at 0.9 MPa—along with variable end stops. If your setup requires less force, stepping down to an 80 mm bore yields 2513 N at 0.5 MPa. The adjustable stroke is ideal for product-size changeovers on a line, eliminating the need to swap cylinders or bolt on external stops.
For exact ISO 15552 replacement matching, verify the 100 mm bore, 95 mm stroke, 40 mm adjustment range, PT G1/2 port thread, and the -S magnet option. The rear adjuster acts strictly as a travel stop and does not hold the load without live air; for true load-holding without pneumatic pressure, consider an AirTAC SAIL or BSAI cylinder. Mounting options include Basic, FA, LB, TC, FTC, TCM1, and TCM2.
Quick checklist
At 0.9 MPa, the push force increases to 7068 N.
The rear adjuster allows you to shorten the 95 mm nominal stroke by up to 40 mm, creating a usable travel window of 55 to 95 mm. It functions as a physical stop and does not lock the load without continuous air pressure.
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