
The AirTAC SAIJ100 Adjustable Cylinder SAIJ100AX750-50 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø100mm bore and 750mm 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 SAIJ100X750-50 is a double-acting ISO 15552 profile cylinder featuring a rear stroke adjuster that allows you to trim the effective travel back by up to 50 mm. This yields a usable end-position window of 700-750 mm, letting you fine-tune machine stops at commissioning without swapping out the physical barrel.
The extruded aluminum barrel includes sensor grooves on both sides, and the integrated air cushions at both ends decelerate the load smoothly.
| Model | Airtac SAIJ100 Adjustable Cylinder SAIJ100AX750-50 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø100 mm |
| Stroke | 750 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. |
| ×750 | 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 700 to 750 mm end-position during commissioning without machining external stopper blocks or replacing the cylinder.
Quickly adjust the retract distance on a conveyor sorting line when handling different package sizes.
Manage long-travel part ejection where the final 50 mm of travel needs field adjustment to match fixture variations.
An adjustable-stroke model is selected over a fixed SAI cylinder when you need variable end-stops for product changeovers or setup dialing.
For any stroke length of 750 mm, the extended unsupported piston rod is highly susceptible to side-loading forces; always guide the load externally to prevent binding. Note that the rear adjuster acts only as a travel stop and does not hold the load without live air—use an external rod lock or SAIL/BSAI cylinders for pressure-off holding. It is dimensionally interchangeable per ISO 15552 mounting interfaces and supports Basic, FA, LB, TC, FTC, TCM1, and TCM2 mounts.
Quick checklist
The maximum force at 1.0 MPa is 801 kgf.
The rear adjuster screw acts as a stopper that lets you shorten the 750 mm nominal stroke by up to 50 mm, giving a usable travel window of 700 to 750 mm.
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