
The AirTAC SAIJ160 Adjustable Cylinder SAIJ160BX260-100 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø160mm bore and 260mm stroke, G3/4 air ports and adjustable end cushioning. Its standardized mounting interface makes it interchangeable with other ISO 15552 cylinders at the mounting interface.
Its 260 mm nominal stroke can be dialed back by up to 100 mm, yielding a highly flexible 160-260 mm usable travel window. This allows precise end-position tuning at commissioning without swapping the cylinder or adding external stops.
This heavy-duty unit features a SUS304 stainless steel rod for superior corrosion resistance and utilizes PT tapered port threads with a G3/4 connection. The extruded aluminum barrel includes sensor grooves on both sides for flexible switch placement. Note that the rear adjuster acts strictly as a travel stop and does not hold the load without live air pressure.
| Model | Airtac SAIJ160 Adjustable Cylinder SAIJ160BX260-100 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø160 mm |
| Stroke | 260 mm |
| Acting type | Double acting |
| Port size | G3/4 |
| Rod thread | M36×2 |
| 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 – 500 mm/s |
| Cushion | Adjustable, 50 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 | 9425 N | 9425 N |
| 0.7 MPa | 13195 N | — |
| Max (@1.0 MPa) | 1922 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. |
|---|---|
| 160 | Bore size in mm. |
| ×260 | 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 160-260 mm end-stop during heavy press commissioning to accommodate varying material thicknesses without mechanical rework.
Adapt diverter stroke lengths on the fly during production line size changeovers, utilizing the 100 mm adjustment range to handle multiple package sizes.
Set precise retraction points for large material handling actuators, ensuring delicate parts are engaged safely without adding bulky external stoppers.
The adjustable stroke is ideal for fine-tuning machine setup, whereas a fixed SAI cylinder is preferred for dedicated, single-cycle tasks.
Because this unit features a 260 mm stroke, the 40 mm rod diameter and M36x2 thread provide robust support, though an external guide is recommended to manage side loads on longer travels. For load-holding without live air, this plain cylinder is insufficient; consider an AirTAC SAIL lock or BSAI clamp-lock cylinder instead. Mounting options are limited to Basic, FA, LB, TC, FTC, TCM1, and TCM2.
Quick checklist
The rear adjuster screw allows you to shorten the effective travel from the 260 mm nominal stroke by up to 100 mm, creating a 160-260 mm usable window. It functions as a mechanical stop for end-position tuning and does not lock the load without continuous air pressure.
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