
The AirTAC SAIJ100 Adjustable Cylinder SAIJ100AX700-75 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø100mm bore and 700mm 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 SAIJ100X700-75 is a double-acting ISO 15552 profile cylinder featuring a rear stroke adjuster. It provides a 625 to 700 mm usable travel window, allowing you to dial back the end position by up to 75 mm during commissioning without adding external stops. The extruded aluminum barrel includes sensor grooves on both sides for flexible mounting of CMSE reed or DMSE electronic switches.
The rear adjuster acts as a mechanical stop to set the travel end, while the built-in air cushions handle deceleration. It does not hold the load without live air; for position holding, consider a SAIL or BSAI variant.
| Model | Airtac SAIJ100 Adjustable Cylinder SAIJ100AX700-75 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø100 mm |
| Stroke | 700 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. |
| ×700 | 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 retract position within the 625-700 mm window when switching between product sizes on the same production line.
Set precise ejection or push distances for varying package lengths without physically replacing the actuator.
Fine-tune the final end position during machine setup to perfect timing and mechanical alignment under live air.
The adjustable 75 mm window is ideal for product changeovers on a line, letting you fine-tune the retract position on the fly instead of swapping a fixed-stroke SAI cylinder. When matching an ISO 15552 replacement, verify the 100 mm bore, 700 mm stroke, 75 mm adjustment, PT port threads, and required mounting bracket.
Because the stroke is 700 mm, the 25 mm rod requires an external guide to prevent excessive side loading and premature seal wear. The SAIJ mounting set includes Basic, FA, LB, TC, FTC, TCM1, and TCM2, omitting FB, CA, CB, and CR brackets.
Quick checklist
The rear adjuster screw acts as a mechanical stop, allowing you to shorten the 700 mm nominal stroke by up to 75 mm. This creates a 625 to 700 mm usable travel window for fine-tuning the end position at commissioning.
At 0.7 MPa, the push force increases to 5497 N.
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