
The AirTAC SAIJ160 Adjustable Cylinder SAIJ160BX225-40 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø160mm bore and 225mm 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 SAIJ160X225-40 is a double-acting ISO 15552 profile cylinder featuring a rear stroke adjuster, providing a usable travel window of 185 to 225 mm. The extruded aluminum barrel includes sensor grooves on both sides for flexible switch mounting.
This variant uses a SUS304 stainless steel rod (option B) for superior corrosion resistance and features a PT tapered G3/4 port. The rear mechanical stopper allows precise end-position tuning during commissioning without adding external stops. It supports a speed range of 30-500 mm/s and includes adjustable air cushions at both ends to manage heavy impact loads.
| Model | Airtac SAIJ160 Adjustable Cylinder SAIJ160BX225-40 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø160 mm |
| Stroke | 225 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. |
| ×225 | 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 185-225 mm end position for heavy pressing or forming tasks during machine setup without swapping actuators.
Quickly adapt the stroke length on packaging lines when product dimensions change, using the 40 mm rear adjustment range.
If the 225 mm nominal stroke is too long, the 40 mm adjuster trims it back precisely. To replace an ISO 15552 cylinder, match the 160 mm bore, 225 mm stroke, 40 mm adjustment, PT G3/4 port, and Basic/FA/LB/TC/FTC/TCM1/TCM2 mounting. Since this is a 225 mm stroke, an external guide is recommended to manage side loads. Note that the rear adjuster is a travel stop, not a lock; for load-holding without live air, use an SAIL or BSAI cylinder.
Quick checklist
The maximum thrust is 2050 kgf at 1.0 MPa.
The rear adjuster acts as a mechanical stop that lets you shorten the 225 mm nominal stroke by up to 40 mm, creating a 185-225 mm travel window. It only sets the end position; it does not lock the load without live air pressure.
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