
The AirTAC SAIJ80 Adjustable Cylinder SAIJ80BX170-10 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 is a double-acting ISO 15552 profile cylinder equipped with a rear stroke adjuster, allowing you to fine-tune the end-of-travel position. It provides a usable travel window of 160 to 170 mm, giving you precise control over the retraction point without needing external stops.
This specific SKU features a SUS304 stainless steel piston rod (option B) for superior corrosion resistance, paired with PT tapered port threads. The extruded aluminum barrel includes sensor grooves on both sides, though this unit ships without a magnet. The rear adjuster acts strictly as a travel stop to set deceleration, not as a lock; it will not hold a load without live air pressure.
| Model | Airtac SAIJ80 Adjustable Cylinder SAIJ80BX170-10 |
|---|---|
| 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 160-170 mm retract position during product size changeovers on a packaging line without swapping out the entire cylinder.
Use the 10 mm rear adjustment window to precisely set the deceleration point and avoid mechanical shock at the end of the stroke.
If you need higher output, a 100 mm bore provides 3927 N. Because this is a standard 170 mm stroke under the 1500 mm maximum, it is a stock-friendly choice for variable end-stop setups.
For an exact ISO 15552 replacement, match the 80 mm bore, 170 mm nominal stroke, 10 mm adjustment range, PT port thread, Basic/FA/LB/TC/FTC/TCM1/TCM2 mounting options, and the absence of a magnet (-S). Remember that the SAIJ rear adjuster only trims the travel distance; for fail-safe load holding without live air, select an SAIL pneumatic lock or BSAI clamp-lock cylinder instead.
Quick checklist
At the maximum 1.0 MPa pressure, it can deliver up to 513 kgf.
The rear adjuster acts as a mechanical stop that lets you shorten the 170 mm nominal stroke by up to 10 mm, creating a 160-170 mm usable travel window. It only sets the end position and does not lock the load without continuous air pressure.
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