
The AirTAC SAIJ80 Adjustable Cylinder SAIJ80AX170-10S is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø80mm bore and 170mm 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 SAIJ80X170-10-S is a double-acting, double-rod ISO 15552 profile cylinder featuring a rear stroke adjuster. The integrated -S magnet enables precise position detection using CMSE reed or DMSE solid-state sensors. A PT tapered port ensures a tight, leak-free pneumatic connection.
With a nominal 170mm stroke and a 10mm adjustment range, this cylinder provides a usable travel window of 160-170mm. This built-in adjuster allows you to fine-tune the retract end position at commissioning without swapping the cylinder or adding external stops. The barrel is an extruded aluminum profile with sensor grooves on both sides, and the rod is constructed from SUS420J2 stainless steel for superior corrosion resistance.
| Model | Airtac SAIJ80 Adjustable Cylinder SAIJ80AX170-10S |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø80 mm |
| Stroke | 170 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. |
| ×170 | 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 160-170mm retract position during initial machine build without machining custom spacers or adding external stopper blocks.
Quickly adapt the end-of-stroke position on a conveyor line when switching between different product sizes, using the 10mm trim window.
Choose this 80mm bore model when an application requires higher thrust than a 63mm bore (which provides 1559N at 0.5 MPa), but a 100mm bore (3927N) would be excessive. The 10mm adjustable stroke is ideal for machinery that needs variable end-stops during product changeovers. It utilizes a reduced mounting subset of Basic, FA, LB, TC, FTC, TCM1, and TCM2, omitting FB, CA, CB, and CR brackets. For a direct ISO 15552 replacement match, verify the 80mm bore, 170mm stroke, 10mm adjustment, PT port, and -S magnet.
Remember that the rear adjuster acts strictly as a travel stop, not a locking device. It cannot hold a load without live air pressure. If your application requires true fail-safe load holding, consider the AirTAC SAIL or BSAI cylinder series instead. The 170mm stroke is well within standard limits, but always ensure external guides support any lateral loads.
Quick checklist
The rear adjuster screw lets you shorten the effective stroke from the nominal 170mm down to 160mm. This creates a 160-170mm travel window for fine-tuning the end position at commissioning, but it functions as a stop and does not lock the load without continuous air pressure.
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