
The AirTAC SAIJ80 Adjustable Cylinder SAIJ80BX110-75S is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø80mm bore and 110mm stroke, G3/8 air ports and adjustable end cushioning. Its standardized mounting interface makes it interchangeable with other ISO 15552 cylinders at the mounting interface.
The AirTAC SAIJ80X110-75-S is a double-acting, double-rod ISO 15552 profile cylinder equipped with a rear stroke adjuster. The integrated rear stopper allows you to trim the nominal 110 mm travel back by up to 75 mm, creating a highly flexible 35 to 110 mm usable stroke window. This wide adjustment range is perfect for applications requiring frequent product size changeovers without swapping out the actuator.
This specific SKU is built with a SUS304 stainless steel rod (option B) for superior corrosion resistance and features a PT tapered port thread. It includes a magnetic piston for position detection, supporting AirTAC CMSE reed and DMSE solid-state sensors. The extruded aluminum barrel includes sensor grooves on three sides, and the mounting interface strictly supports Basic, FA, LB, TC, FTC, TCM1, and TCM2 configurations.
| Model | Airtac SAIJ80 Adjustable Cylinder SAIJ80BX110-75S |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø80 mm |
| Stroke | 110 mm |
| Acting type | Double acting |
| Port size | G3/8 |
| 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 | 2268 N | 2268 N |
| 0.7 MPa | 3175 N | — |
| Max (@1.0 MPa) | 463 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. |
|---|---|
| 80 | Bore size in mm. |
| ×110 | 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 35-110 mm travel window instantly when switching between different package lengths, eliminating the need for mechanical spacers or cylinder swaps.
Fine-tune the retract end-position during machine commissioning to achieve exact positioning without adding bulky external stopper blocks to the fixture.
Accommodate multiple material thicknesses in a single pressing station by adjusting the effective stroke back from 110 mm to the exact required contact point.
The -75 mm adjustment code is ideal for dialing in exact end-stops during commissioning; however, the rear screw and variable air cushions only decelerate the travel, they do not hold the load without live air. For true fail-safe load holding, consider the SAIL or BSAI series. To match this cylinder exactly for an ISO 15552 interchange, specify: 80 mm bore, 110 mm nominal stroke, 75 mm adjustment, PT G3/8 port, and the -S magnet option.
Quick checklist
At the maximum 1.0 MPa pressure, it can deliver up to 513 kgf.
The rear adjuster screw acts as a mechanical stop that lets you shorten the 110 mm nominal stroke by up to 75 mm. This creates a usable travel window of 35 to 110 mm, allowing precise end-position tuning at commissioning without replacing the cylinder.
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