
The AirTAC SAIJ80 Adjustable Cylinder SAIJ80AX160-30S is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø80mm bore and 160mm 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 SAIJ80X160-30-S is a double-acting ISO 15552 profile cylinder featuring a rear stroke adjuster, providing a usable travel window of 130 to 160 mm. The external stopper allows precise end-position tuning during commissioning without adding external stops.
This adjustable-stroke model includes a magnetic piston for position sensing with CMSE reed or DMSE electronic switches. The rear adjuster acts strictly as a travel stop to set deceleration, not a lock, meaning it will not hold a load without live air pressure. For true load-holding, consider the SAIL or BSAI series.
| Model | Airtac SAIJ80 Adjustable Cylinder SAIJ80AX160-30S |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø80 mm |
| Stroke | 160 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. |
| ×160 | 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 130-160 mm end position during line changeovers without swapping out the entire cylinder.
Fine-tune the retract stroke end-point on-site to perfect machine timing and avoid adding external stops.
Adjust the travel window on automated assembly lines to handle slight variations in incoming part sizes.
The 30 mm adjustment window is ideal for machine setups requiring variable end stops or product changeovers, offering more flexibility than a fixed-stroke SAI cylinder. To match an ISO 15552 replacement, verify the 80 mm bore, 160 mm stroke, 30 mm adjustment, PT G3/8 port, and the -S magnet.
Mounting options include Basic, FA, LB, TC, FTC, TCM1, and TCM2. With a 160 mm stroke, side loads are minimal, but always ensure proper guiding for heavy loads. Note that the SAIJ mounting set omits FB, CA, CB, and CR brackets.
Quick checklist
The rear adjuster screw shortens the effective stroke by up to 30 mm, giving a usable travel window of 130 to 160 mm. It acts as a physical stop to tune the end position and does not lock the load without live air.
At 0.7 MPa, the push force increases to 3518 N.
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