
The AirTAC SAIJ80 Adjustable Cylinder SAIJ80AX475-10 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø80mm bore and 475mm 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 SAIJ80X475-10 is a double-acting ISO 15552 profile cylinder featuring a rear stroke adjuster that creates a 465-475mm usable travel window. The extruded aluminum barrel includes sensor grooves on both sides for flexible switch placement.
This variant uses a SUS420J2 stainless steel rod for improved corrosion resistance and features PT tapered port threads. The rear stopper allows precise end-position tuning during commissioning without adding external stops. Note that the adjuster acts only as a travel stop and does not hold the load without live air pressure.
| Model | Airtac SAIJ80 Adjustable Cylinder SAIJ80AX475-10 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø80 mm |
| Stroke | 475 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. |
| ×475 | 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 465-475mm retract position during machine setup to accommodate new product dimensions without changing hardware.
Fine-tune the final deceleration point on long-stroke assembly presses to prevent mechanical crashing and ensure precise component seating.
Adjust the stroke length on the fly for pneumatic diverters that must handle varying package sizes on a single conveyor line.
The 10mm adjustment window is ideal for fine-tuning the retract position on product changeovers rather than swapping a fixed-stroke SAI cylinder. For exact ISO 15552 replacement matching, verify the 475mm stroke, PT ports, and mounting style (Basic, FA, LB, TC, FTC, TCM1, or TCM2). Because the stroke is 475mm, an external guide is recommended to prevent excessive rod side-loading. If true load-holding is required without live air, select a SAIL or BSAI cylinder instead of relying on the stopper.
Quick checklist
At 0.7 MPa, the push force increases to 3518N.
The rear adjuster screw acts as a mechanical stop, allowing you to shorten the nominal 475mm stroke by up to 10mm, creating a 465-475mm travel window. It sets the end position but does not lock the load without continuous air pressure.
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