
The AirTAC SAIJ160 Adjustable Cylinder SAIJ160BX150-40 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.
The AirTAC SAIJ160X150-40 is a double-acting ISO 15552 profile cylinder engineered for heavy-duty tasks requiring exact end-position tuning. An external rear stopper mechanism allows you to trim the nominal 150 mm stroke back by up to 40 mm, creating a precise 110 to 150 mm usable travel window for product changeovers without swapping out the unit.
Built with a SUS304 stainless steel rod (option B), this variant provides excellent corrosion resistance for harsh production settings. The robust 40 mm rod diameter and M36x2 thread handle significant side loads, though an external guide remains essential for long unsupported strokes. It features a PT tapered port connection (G3/4) and relies on variable air cushions at both ends to decelerate the payload smoothly.
| Model | Airtac SAIJ160 Adjustable Cylinder SAIJ160BX150-40 |
|---|---|
| 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 110-150 mm travel window during heavy equipment commissioning to achieve precise mechanical stops without machining custom spacers.
Rapidly adjust the retract position on automated lines handling different product dimensions, utilizing the 40 mm trim range to save setup time.
Choose this 160 mm bore actuator when an application demands high force combined with on-the-fly stroke adjustments, stepping up from the 125 mm bore that yields 8590 N at 0.5 MPa. The rear adjuster screw is strictly a travel stop for fine-tuning the retract end; it does not hold the load without continuous air pressure. For true fail-safe load holding, consider the SAIL (air-released lock) or BSAI (clamp-lock) series instead.
When matching an ISO 15552 replacement, verify the 160 mm bore, 150 mm nominal stroke, 40 mm adjustment range, PT G3/4 port, and SUS304 rod material. The SAIJ mounting interface supports Basic, FA, LB, TC, FTC, TCM1, and TCM2 accessories, intentionally omitting FB, CA, CB, and CR brackets.
Quick checklist
The rear adjuster acts as a mechanical stop that shortens the effective travel. For this 150 mm stroke model, you can dial the stroke back by up to 40 mm, yielding a usable travel window between 110 mm and 150 mm.
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