
The AirTAC SAIJ80 Adjustable Cylinder SAIJ80BX110-40 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 SAIJ80X110-40 is a double-acting ISO 15552 profile cylinder featuring a rear stroke adjuster that creates a 70-110 mm usable travel window from the 110 mm nominal stroke. The extruded aluminum barrel includes sensor grooves on both sides for flexible switch placement.
This variant uses a SUS304 stainless steel rod for superior corrosion resistance and features PT tapered port threads. The rear adjuster acts as a travel stop for precise end-position tuning at commissioning, but it does not hold the load without live air pressure. For load-holding requirements, consider the SAIL or BSAI series.
| Model | Airtac SAIJ80 Adjustable Cylinder SAIJ80BX110-40 |
|---|---|
| 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.
Quickly adjust the end-stop from 70 to 110 mm during line changeovers to accommodate varying product sizes without changing the cylinder.
Fine-tune the retract position during commissioning to achieve precise alignment without adding external mechanical stops.
Choose this 80 mm bore when you need more force than a 63 mm cylinder (1559 N at 0.5 MPa) but want to avoid the bulk of a 100 mm unit. The adjustable stroke is ideal for product changeovers on a line, letting you dial in the exact end-stop from 70 to 110 mm without swapping the cylinder. The M20x1.5 rod thread and 25 mm rod diameter handle high side loads well, though long unsupported strokes still require an external guide.
This model is dimensionally interchangeable per ISO 15552. It supports a reduced mounting set (Basic, FA, LB, TC, FTC, TCM1, TCM2) and operates at speeds of 30-800 mm/s. Since it lacks a magnet, position sensing requires external switches or a different configuration.
Quick checklist
At 0.7 MPa, the push force increases to 3518 N.
The rear adjuster allows you to shorten the effective stroke by up to 40 mm, creating a usable travel window of 70 to 110 mm. It functions as a mechanical stop to set the end position and is not a lock.
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