
The AirTAC SAIJ200 Adjustable Cylinder SAIJ200X600-40 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø200mm bore and 600mm 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 SAIJ200X600-40 is a double-acting ISO 15552 profile cylinder featuring a rear stroke adjuster that permits fine-tuning of the retract end-position. It provides a usable travel window of 560 to 600 mm, allowing you to dial back the stroke by up to 40 mm during commissioning without adding external stops. As a profile cylinder, its extruded aluminum barrel includes sensor grooves on both sides for straightforward switch mounting.
It uses a G3/4 port and a robust 40 mm carbon steel rod with an M36x2 thread. The rear adjuster acts purely as a mechanical stop to set the travel end; it does not hold the load without live air pressure. For load-holding requirements, consider the SAIL or BSAI series.
| Model | Airtac SAIJ200 Adjustable Cylinder SAIJ200X600-40 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø200 mm |
| Stroke | 600 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. |
| ×600 | 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 560-600 mm end-position for large metal forming or pressing tasks where a 40 mm trim absorbs structural tolerances.
Adjust the retract stop on the fly during product size changeovers on heavy assembly lines without dismounting the cylinder.
Select this 200 mm bore model when an application requires extreme force alongside precise end-stop calibration, such as heavy press or forming operations. Choose this adjustable SAIJ variant over a fixed-stroke SAI cylinder when you need variable end-stops to accommodate product changeovers or to fine-tune machine setup without physically swapping the actuator.
When replacing an ISO 15552 cylinder, match the 200 mm bore, 600 mm stroke, 40 mm adjustment range, PT tapered port thread, and the required mounting bracket from the SAIJ set (Basic, FA, LB, TC, FTC, TCM1, TCM2). Because this unit lacks a -S magnet, it cannot host CMSE or DMSE sensors. Given the 600 mm stroke, the 40 mm rod handles significant side loads, but an external guide rail is strongly recommended to prevent rod bending over this long travel distance.
Quick checklist
At 0.9 MPa, the push force increases to 28274 N.
The rear adjuster acts as a mechanical stop that lets you shorten the 600 mm nominal stroke by up to 40 mm, creating a usable travel window of 560 to 600 mm. It only sets the travel end and does not lock the load without continuous air pressure.
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