
The AirTAC SAIJ100 Adjustable Cylinder SAIJ100BX600-75 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø100mm bore and 600mm stroke, G1/2 air ports and adjustable end cushioning. Its standardized mounting interface makes it interchangeable with other ISO 15552 cylinders at the mounting interface.
The AirTAC SAIJ100X600-75 is a double-acting, double-rod ISO 15552 profile cylinder equipped with a rear stroke adjuster. The extruded aluminum barrel includes sensor grooves on both sides for flexible switch placement.
This model features a 600mm nominal stroke paired with a 75mm adjustment range, creating a usable travel window of 525 to 600mm. This built-in rear stopper allows you to fine-tune the exact end position at commissioning without adding external physical stops. The PT G1/2 porting and variable air cushions at both ends ensure controlled deceleration across its 30-800mm/s speed range.
| Model | Airtac SAIJ100 Adjustable Cylinder SAIJ100BX600-75 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø100 mm |
| Stroke | 600 mm |
| Acting type | Double acting |
| Port size | G1/2 |
| Rod thread | M20×1.5 |
| 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, 36 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 | 3682 N | 3682 N |
| 0.7 MPa | 5154 N | — |
| Max (@1.0 MPa) | 751 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. |
|---|---|
| 100 | 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 525-600mm retract position during format changeovers on packaging lines without physically swapping cylinders or adding external stopper blocks.
Adjust the stroke on the fly for conveyor sorting arms that need to accommodate different package sizes or divert distances at the machine commissioning stage.
The adjustable stroke is ideal for machine setups that undergo frequent product changeovers, allowing the retract position to be dialed in on the fly rather than swapping out a fixed-stroke SAI cylinder.
When ordering, confirm the 600mm stroke, 75mm adjustment, PT G1/2 ports, SUS304 rod material, and the required mounting style. SAIJ supports a reduced mounting set including Basic, FA, LB, TC, FTC, TCM1, and TCM2 (omitting FB, CA, CB, and CR). Because the stroke is 600mm, an external guide is recommended to prevent excessive rod deflection and side-loading. Note that the rear adjuster acts only as a travel stop; it does not hold the load without live air. For true load-holding, consider the SAIL or BSAI series instead.
Quick checklist
At 0.7 MPa, the push force increases to 5497N.
The rear adjusting screw acts as a mechanical stop that lets you shorten the effective travel from 600mm down to 525mm. It allows precise end-position tuning at commissioning, but it is a stop, not a lock, and does not hold the load without live air pressure.
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