
The AirTAC SAIJ200 Adjustable Cylinder SAIJ200X60-50 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø200mm bore and 60mm 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 SAIJ200X60-50 is a double-acting, double-rod ISO 15552 profile cylinder engineered for heavy-duty applications requiring exact end-position tuning. The integrated rear adjusting screw allows you to trim the nominal 60mm stroke back by up to 50mm, creating a precise 10-60mm usable travel window without swapping hardware.
This adjustable stopper enables fine-tuning during commissioning or product changeovers, eliminating the need for external stops. The extruded aluminum barrel includes sensor grooves on both sides, and while this configuration omits the magnet, adding an -S option enables solid-state DMSE or reed CMSE switches. The rear adjuster functions strictly as a travel stop and deceleration point, meaning it will not hold the load without continuous live air pressure.
| Model | Airtac SAIJ200 Adjustable Cylinder SAIJ200X60-50 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø200 mm |
| Stroke | 60 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 | 15080 N | 15080 N |
| 0.7 MPa | 21111 N | — |
| Max (@1.0 MPa) | 3075 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. |
|---|---|
| 200 | Bore size in mm. |
| ×60 | 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 bottoming position of a high-force press during setup. The 10-60mm travel window allows operators to adjust the crush depth without machining new spacers.
Adjust the stroke length on a heavy-duty diverter arm to accommodate different pallet sizes on the fly, using the rear stopper to set the precise extended position.
Rapidly reconfigure end-stops during production line changeovers. The 50mm adjustment range provides flexibility for multiple product formats on the same fixture.
If your force requirements are lower, stepping down to a 160mm bore yields 10053N at 0.5MPa, which may reduce air consumption. The SAIJ200X60-50 is chosen over a fixed-stroke SAI when the exact end-of-stroke position must be dialed in on the machine. Because the nominal stroke is 60mm, the 50mm adjustment range provides exceptional flexibility, allowing the cylinder to act as a variable stop within a 10 to 60mm window.
When replacing an ISO 15552 cylinder, match the 200mm bore, 60mm nominal stroke, 50mm adjustment code, PT tapered port thread, and carbon steel rod. The compatible mounting set includes Basic, FA, LB, TC, FTC, TCM1, and TCM2, omitting FB, CA, CB, and CR. For any load-holding requirements without live air pressure, this cylinder is insufficient; consider an AirTAC SAIL pneumatic lock, a BSAI clamp-lock, or an external pilot-operated check valve instead.
Quick checklist
At 0.7MPa, the push force increases to 21991N.
The rear adjuster screw acts as a mechanical stop, allowing you to shorten the effective stroke by up to 50mm. This creates a usable travel window of 10 to 60mm, enabling fine-tuning of the end position without replacing the cylinder.
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