
The AirTAC SAIJ160 Adjustable Cylinder SAIJ160BX100-20 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø160mm bore and 100mm 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 100mm nominal stroke can be dialed back by up to 20mm, creating an exact 80-100mm usable travel window for precision end-position tuning. This eliminates the need to swap cylinders or bolt on external stops during machine commissioning.
Built with a SUS304 stainless steel rod for superior corrosion resistance and a PT tapered port thread, this large-bore unit runs at 30-500mm/s. The rear adjuster acts strictly as a travel stop to set deceleration, not a lock, while the extruded aluminum barrel retains standard sensor grooves on both sides for flexible switch placement.
| Model | Airtac SAIJ160 Adjustable Cylinder SAIJ160BX100-20 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø160 mm |
| Stroke | 100 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. |
| ×100 | 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 80-100mm insertion depth for heavy press fits during initial setup, ensuring components seat perfectly without bottoming out.
Quickly adjust the retract end-stop by up to 20mm on a packaging line when switching to different product sizes, minimizing downtime.
Select this 160mm bore cylinder when an application requires substantial thrust—stepping down to a 125mm bore drops the 0.5MPa push force to 6136N, whereas this model handles 10053N. The adjustable 80-100mm travel window is ideal for product-size changeovers on a line, allowing operators to fine-tune the retract end without replacing the actuator. For any stroke of 100mm or more, ensure external guides support the load, as the robust 40mm rod and M36x2 thread handle high forces but cannot prevent side-loading independently.
When specifying a replacement, match the 160mm bore, 100mm stroke, 20mm adjustment, PT ports, and SUS304 rod material. Note that SAIJ supports a reduced mounting set of Basic, FA, LB, TC, FTC, TCM1, and TCM2, omitting FB, CA, CB, and CR. Because the adjuster only trims travel, load-holding without live air requires a SAIL or BSAI variant.
Quick checklist
The rear adjuster screw allows you to shorten the 100mm nominal stroke by up to 20mm, providing an adjustable travel window between 80mm and 100mm. This stopper sets the end position but does not lock the load without live air pressure.
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