
The AirTAC SAIJ80 Adjustable Cylinder SAIJ80X175-10S is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø80mm bore and 175mm 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 SAIJ80X175-10-S is a double-acting, double-rod ISO 15552 profile cylinder equipped with a rear stroke adjuster. It features a built-in magnet (-S) for position sensing and a carbon steel piston rod. By turning the rear adjustment screw, you can trim the nominal 175 mm stroke back by up to 10 mm, creating a precise 165-175 mm usable travel window for fine end-position tuning without adding external stops.
It uses PT tapered ports (G3/8), includes variable air cushions at both ends, and operates at speeds of 30-800 mm/s. The extruded aluminum barrel provides sensor grooves on both sides for direct mounting of CMSE reed or DMSE electronic switches.
| Model | Airtac SAIJ80 Adjustable Cylinder SAIJ80X175-10S |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø80 mm |
| Stroke | 175 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. |
| ×175 | 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 165-175 mm travel during machine commissioning to perfect part seating or clamping depth without swapping hardware.
Quickly adjust the rear stop on automated lines when switching to a slightly different product size, minimizing downtime.
Leverage the -S magnet and dual sensor grooves to mount CMSE or DMSE switches for precise position feedback alongside the mechanical stop.
Select this 80 mm bore when your application requires higher force than a 63 mm cylinder (which offers 1402 N pull at 0.5 MPa) but does not warrant the size of a 100 mm unit. The adjustable stroke is ideal for machine setups requiring exact physical endpoints during commissioning or product changeover, functioning as a travel stop rather than a load lock. For applications needing true position holding without live air pressure, consider an AirTAC SAIL (air-released lock) or BSAI (clamp-lock) cylinder instead.
When replacing an ISO 15552 cylinder, verify the 80 mm bore, 175 mm stroke, 10 mm adjustment range, PT port thread, and the required -S magnet. The SAIJ mounting set includes Basic, FA, LB, TC, FTC, TCM1, and TCM2 options, omitting the FB, CA, CB, and CR styles. Since the 175 mm stroke is moderate, ensure your rod thread (M20x1.5) and external guiding handle any side loads effectively.
Quick checklist
The rear adjuster screw acts as a mechanical stop that allows you to shorten the effective stroke by up to 10 mm. This provides a usable travel window of 165-175 mm, letting you fine-tune the end position at commissioning without changing the cylinder.
At the maximum operating pressure of 1.0 MPa, it can deliver up to 513 kgf.
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