
The AirTAC SAIJ80 Adjustable Cylinder SAIJ80BX110-30 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 SAIJ80X110-30 is a double-acting ISO 15552 profile cylinder featuring a rear stroke adjuster that allows you to fine-tune the effective travel window between 80 and 110 mm without adding external stops.
Because the adjuster acts purely as a retract-end stop and deceleration aid, it will not hold the load without live air pressure. For true fail-safe load holding, you would need to step up to a SAIL or BSAI variant. The extruded aluminum barrel includes sensor grooves on both sides, ready for CMSE or DMSE switches if a magnet is added later.
| Model | Airtac SAIJ80 Adjustable Cylinder SAIJ80BX110-30 |
|---|---|
| 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.
Dial in the exact 80 to 110 mm retract position during setup without swapping out the physical cylinder or re-machining hard stops.
Quickly adapt the end-stop distance on a packaging line when transitioning between different box sizes or material thicknesses.
If your force requirements are lighter, stepping down to a 63 mm bore yields 2182 N at 0.7 MPa, whereas moving up to a 100 mm bore provides 5497 N at 0.7 MPa.
This adjustable model is preferred over a fixed SAI cylinder when you need a variable end-stop rather than a locked stroke. To match this ISO 15552 footprint exactly, ensure your replacement matches the 80 mm bore, 110 mm nominal stroke, 30 mm adjustment range, PT G3/8 ports, and the standard mounting set (Basic, FA, LB, TC, FTC, TCM1, TCM2). The 25 mm rod and M20x1.5 thread handle side loads well, though any stroke over 300 mm would require an external guide.
Quick checklist
It can deliver a maximum of 513 kgf at 1.0 MPa.
The rear adjuster screw lets you shorten the nominal 110 mm stroke by up to 30 mm, creating a usable travel window of 80 to 110 mm. It acts as a stop and does not lock the load without live air pressure.
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