
The AirTAC SAIJ160 Adjustable Cylinder SAIJ160BX325-100S is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø160mm bore and 325mm 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.
The AirTAC SAIJ160X325-100-S is a double-acting, double-rod ISO 15552 profile cylinder equipped with a rear stroke adjuster. The integrated magnet supports position sensing via AirTAC CMSE reed and DMSE electronic switches.
This specific SKU features a 325 mm nominal stroke that can be dialed back by up to 100 mm, yielding a usable travel window of 225-325 mm. It incorporates a SUS304 stainless steel rod for superior corrosion resistance and is configured with PT tapered ports. Because the stroke exceeds 300 mm, an external guide is recommended to manage side loading and protect the rod seals.
| Model | Airtac SAIJ160 Adjustable Cylinder SAIJ160BX325-100S |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø160 mm |
| Stroke | 325 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. |
| ×325 | 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 retract distance during heavy equipment commissioning using the 225-325 mm travel window, avoiding the need to physically swap out large actuators.
Quickly adapt a manufacturing line to new part dimensions by turning the rear stopper, leveraging the 100 mm adjustment range to accommodate varied sizes.
If your setup requires less thrust, stepping down to a 125 mm bore yields 6136N at 0.5 MPa. The adjustable stroke is ideal for product changeovers, allowing you to fine-tune the retract position without swapping cylinders or adding external stops. Remember that the rear adjuster acts only as a travel stop and does not hold the load without live air; for true load-holding without pressure, consider an AirTAC SAIL or BSAI cylinder. This model is dimensionally interchangeable per ISO 15552 and uses a reduced mounting set (Basic, FA, LB, TC, FTC, TCM1, TCM2), omitting FB, CA, CB, and CR configurations.
Quick checklist
At 0.9 MPa, the push force increases to 18095N.
The rear adjuster acts as a mechanical stop that allows you to shorten the effective stroke by up to 100 mm. This creates a usable travel window of 225-325 mm from the 325 mm nominal stroke, enabling fine-tuning at commissioning without external stops.
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