
The AirTAC SAIJ80 Adjustable Cylinder SAIJ80BX110-50 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø80mm bore and 110mm 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 SAIJ80X110-50 is a double-acting ISO 15552 profile cylinder featuring a rear stroke adjuster. It provides a usable travel window of 60 to 110 mm, allowing you to dial back the nominal 110 mm stroke by up to 50 mm.
This variant uses a SUS304 stainless steel piston rod for corrosion resistance and features PT tapered port threads with a G3/8 connection. The extruded aluminum barrel includes sensor grooves on both sides, and the mounting set covers Basic, FA, LB, TC, FTC, TCM1 and TCM2.
| Model | Airtac SAIJ80 Adjustable Cylinder SAIJ80BX110-50 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø80 mm |
| Stroke | 110 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. |
| ×110 | 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 fine-tune the retract end-stop from 60 to 110 mm when switching product sizes on a packaging line, avoiding physical cylinder swaps.
Dial in the exact resting position of a heavy press fixture during commissioning without adding external stopper blocks to the machine frame.
Accommodate varying workpiece heights on an assembly conveyor by adjusting the stroke window on the fly to secure parts firmly.
Choose this 80 mm bore when an application requires high force (2513 N at 0.5 MPa) alongside precise end-position tuning during commissioning or product changeover. If your setup needs less thrust, stepping down to a 63 mm bore yields 1559 N. The rear adjuster acts strictly as a mechanical travel stop to decelerate the load, not a lock; for position holding without live air, select the SAIL or BSAI series.
Because the stroke is 110 mm, side-load risks are moderate, but always ensure the M20x1.5 rod thread is properly aligned. This SKU omits the FB, CA, CB and CR mounts found on some standard cylinders. It is dimensionally interchangeable with ISO 15552 cylinders.
Quick checklist
At 0.7 MPa, the push force increases to 3518 N.
The rear adjuster screw lets you mechanically shorten the stroke by up to 50 mm from the nominal 110 mm, creating a usable travel window of 60 to 110 mm. It functions as a stop to set the end position, not a lock to hold the load without air pressure.
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