
The AirTAC SAIJ160 Adjustable Cylinder SAIJ160BX150-50 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø160mm bore and 150mm 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.
It features a 150 mm nominal stroke that can be dialed back by up to 50 mm, creating a precise 100-150 mm usable travel window. This allows operators to fine-tune the retract end position during commissioning without swapping out the entire actuator.
Built with a SUS304 stainless steel rod (option B) and PT tapered ports, this extruded aluminum barrel design omits traditional tie-rods. The rear screw acts purely as a travel stop for position tuning and relies on the variable air cushions for end-of-stroke deceleration; it does not lock or hold the load without continuous live air pressure.
| Model | Airtac SAIJ160 Adjustable Cylinder SAIJ160BX150-50 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø160 mm |
| Stroke | 150 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. |
| ×150 | 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 100-150 mm end-stop during press setup to accommodate different material thicknesses without changing the actuator.
Adjust the retract position on the fly for varying package sizes on a packaging line, utilizing the 50 mm trim range for rapid format transitions.
Selecting this 160 mm bore actuator provides 9425 N pull force at 0.5 MPa, offering substantial power for heavy machinery. The adjustable stroke is ideal for product changeovers on a line, enabling variable end-stops without adding external mechanical stops.
Because this SKU features a 150 mm stroke, side-load risks are moderate, but ensuring proper external guiding is still recommended for heavy loads. To match this cylinder exactly when replacing an ISO 15552 unit, specify the 160 mm bore, 150 mm stroke, 50 mm adjustment, PT port thread, and the desired mounting style. Note that SAIJ supports Basic, FA, LB, TC, FTC, TCM1, and TCM2 mounts, but omits FB, CA, CB, and CR options. For applications requiring true load-holding without live air, consider an AirTAC SAIL or BSAI series cylinder instead.
Quick checklist
At 0.7 MPa, the push force increases to 14074 N.
The rear adjuster screw allows you to shorten the 150 mm nominal stroke by up to 50 mm, providing an effective travel window of 100 to 150 mm. The adjuster functions as a mechanical stop for end-position tuning and does not lock the load without air pressure.
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