
The AirTAC SAIJ200 Adjustable Cylinder SAIJ200X600-20S 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 SAIJ200X600-20-S is a double-acting ISO 15552 profile cylinder with a rear stroke adjuster, delivering massive thrust up to 15708N at 0.5 MPa. It features a carbon steel rod and a built-in magnet (-S) for position sensing with CMSE reed or DMSE electronic switches. The extruded aluminum barrel includes sensor grooves on both sides for flexible switch mounting.
With a 600mm nominal stroke and a 20mm adjustment range, the usable travel window is 580-600mm. This external stopper lets you fine-tune the retract end-position during commissioning without swapping the cylinder or adding external stops. The SAIJ mounting set omits FB, CA, CB, and CR brackets, utilizing a reduced subset of Basic, FA, LB, TC, FTC, TCM1, and TCM2 mounts.
| Model | Airtac SAIJ200 Adjustable Cylinder SAIJ200X600-20S |
|---|---|
| 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 580-600mm end-stop during heavy press commissioning to accommodate material thickness variations without external shims.
Adjust the retract position on the fly during product size changeovers on large conveyor lines, saving setup time.
Set precise retract limits for heavy automated assembly stations, using the built-in -S magnet with DMSE sensors for confirmation.
The adjustable stroke is ideal for machine setups requiring variable end-stops during product changeovers, rather than using a fixed-stroke SAI cylinder.
Because the stroke is 600mm, an external guide is recommended to prevent side-load damage on the 40mm rod and M36x2 thread. Note that the rear adjuster acts only as a travel stop and does not hold the load without live air; for true load-holding without pressure, consider an AirTAC SAIL or BSAI cylinder. This cylinder is dimensionally interchangeable per ISO 15552 and uses a PT tapered G3/4 port.
Quick checklist
The maximum thrust is 3204 kgf at 1.0 MPa.
The rear adjuster screw allows you to shorten the 600mm nominal stroke by up to 20mm, creating a 580-600mm usable travel window. The adjuster acts as a stop and does not lock the load without live air pressure.
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