
The AirTAC SAIJ80 Adjustable Cylinder SAIJ80AX165-10 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø80mm bore and 165mm 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 SAIJ80X165-10 is a double-acting ISO 15552 profile cylinder featuring a rear stroke adjuster that allows you to fine-tune the effective travel down to a 155-165 mm window. The extruded aluminum barrel includes sensor grooves on both sides for flexible switch placement.
This SKU is configured with a SUS420J2 stainless steel rod (material code A) for enhanced corrosion resistance and features PT tapered port threads. The rear adjustment screw acts purely as a travel stop to decelerate the load at the end of the stroke; it does not lock or hold the load without live air pressure. For load-holding requirements, consider the SAIL or BSAI series.
| Model | Airtac SAIJ80 Adjustable Cylinder SAIJ80AX165-10 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø80 mm |
| Stroke | 165 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. |
| ×165 | 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 155-165 mm travel window during product size changes to set new end positions without physically swapping the cylinder.
Use the rear stopper screw to fine-tune the exact retract position during machine commissioning, absorbing mechanical tolerances.
The 10 mm adjustment range is ideal for precise end-position tuning during commissioning or product changeover without swapping the cylinder or adding external stops. To replace an ISO 15552 cylinder, match the 80 mm bore, 165 mm stroke, 10 mm adjustment, PT G3/8 port, and your required mounting (Basic, FA, LB, TC, FTC, TCM1, or TCM2). Since the stroke is under 300 mm, side-load stress is moderate, but the 25 mm rod and M20x1.5 thread handle higher offset loads effectively.
Quick checklist
At 0.7 MPa, the push force increases to 3518 N.
The rear adjuster screw acts as a mechanical stop, allowing you to shorten the 165 mm nominal stroke by up to 10 mm. This creates a 155-165 mm usable travel window for fine-tuning without replacing the cylinder.
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