
The AirTAC Airtac Adjustable Cylinder SAIJ32 SAIJ32AX600-40 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø32mm bore and 600mm stroke, G1/8 air ports and adjustable end cushioning. Its standardized mounting interface makes it interchangeable with other ISO 15552 cylinders at the mounting interface.
The AirTAC SAIJ32X600-40 is a double-acting ISO 15552 profile cylinder featuring a rear stroke adjuster that creates a 560-600 mm usable travel window. This combination of a corrosion-resistant rod and a fine-tunable end-stop is ideal for equipment requiring precise positioning.
Unlike a fixed-stroke SAI cylinder, this model allows you to dial in the exact retract position at commissioning without adding external stops. The extruded aluminum barrel includes sensor grooves on both sides for CMSE or DMSE switches. Remember that the rear adjuster acts only as a travel stop for deceleration and does not hold the load without live air pressure.
| Model | Airtac Adjustable Cylinder SAIJ32 SAIJ32AX600-40 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø32 mm |
| Stroke | 600 mm |
| Acting type | Double acting |
| Port size | G1/8 |
| Rod thread | M10×1.25 |
| 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 – 800 mm/s |
| Cushion | Adjustable, 27 mm |
| Max stroke | Up to 1000 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 | 346 N | 346 N |
| 0.7 MPa | 484 N | — |
| Max (@1.0 MPa) | 70 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. |
|---|---|
| 32 | 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 560-600 mm retract position during product size changes without swapping the cylinder or adding external stoppers.
Fine-tune the exact end-of-stroke point at commissioning to absorb mechanical tolerances and achieve precise positioning.
Adjust the travel window on packaging lines to handle varying product lengths on the same conveyor setup.
The SAIJ32X600-40 is selected specifically for its 40 mm adjustment range, which allows a 560-600 mm travel window to accommodate product changeovers or fine-tune machine setup.
When replacing an ISO 15552 cylinder, match the 32 mm bore, 600 mm stroke, PT G1/8 port, and SUS420J2 rod material. The SAIJ mounting set includes Basic, FA, LB, TC, FTC, TCM1, and TCM2 options, omitting FB, CA, CB, and CR. Because the stroke is 600 mm, the long unsupported travel requires an external guide to prevent excessive side-load wear on the rod. For load-holding without live air pressure, consider an AirTAC SAIL or BSAI cylinder instead of relying on the adjuster.
Quick checklist
The rear adjuster acts as a mechanical stop that lets you shorten the 600 mm nominal stroke by up to 40 mm, creating a 560-600 mm usable travel window. It functions as a travel stop for deceleration and does not lock or hold the load without live air pressure.
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