
The AirTAC SAIJ80 Adjustable Cylinder SAIJ80AX55-10S is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø80mm bore and 55mm 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 SAIJ80X55-10-S is a double-acting ISO 15552 profile cylinder equipped with a rear stroke adjuster, allowing you to fine-tune the effective travel within a 45 to 55 mm window. The integrated magnet enables position sensing with CMSE reed or DMSE electronic switches.
This specific SKU features a 25 mm SUS420J2 stainless steel rod and a PT tapered G3/8 port. The extruded aluminum barrel includes sensor grooves on both sides for flexible switch mounting. It supports a speed range of 30-800 mm/s and uses a reduced mounting set (Basic, FA, LB, TC, FTC, TCM1, TCM2) for versatile machine integration.
| Model | Airtac SAIJ80 Adjustable Cylinder SAIJ80AX55-10S |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø80 mm |
| Stroke | 55 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. |
| ×55 | 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.
Quickly reposition the retract stop within the 45-55 mm window to handle different product sizes on the same line without swapping cylinders.
Fine-tune the exact end position during setup to compensate for mechanical tolerances, ensuring precise alignment before locking down the system.
The 10 mm rear adjuster is ideal for dialing in exact end-of-stroke positions during commissioning or product changeovers without adding external stops.
Remember that the rear adjuster acts solely as a travel stop and does not hold the load without live air pressure; for fail-safe load holding, consider the SAIL or BSAI series. This configuration uses a PT port thread and a SUS420J2 rod. Because the stroke is under 300 mm, side-load concerns are minimal, but always ensure proper guiding for heavy loads.
Quick checklist
At 0.5 MPa, the push force is 2513 N.
The rear adjuster screw lets you shorten the nominal 55 mm stroke by up to 10 mm, giving an effective travel window of 45 to 55 mm. It functions as a mechanical stop and does not lock the load without air pressure.
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