
The AirTAC SAIJ100 Adjustable Cylinder SAIJ100BX700-30 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 SAIJ100X700-30 is a double-acting ISO 15552 profile cylinder featuring a rear stroke adjuster. It provides a 670 to 700 mm usable travel window, allowing you to dial back the retract end-position by up to 30 mm during commissioning.
This model uses a SUS304 stainless steel rod for superior corrosion resistance. It features a G1/2 port and omits the FB, CA, CB and CR mounts, offering the standard SAIJ subset of Basic, FA, LB, TC, FTC, TCM1 and TCM2 attachments. The rear adjuster acts only as a travel stop, meaning it will not hold a load without live air pressure.
| Model | Airtac SAIJ100 Adjustable Cylinder SAIJ100BX700-30 |
|---|---|
| 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 670 to 700 mm retract position during initial commissioning to align heavy tooling without adding external stopper blocks.
Quickly adjust the end-stop up to 30 mm when switching the production line to a different product length, minimizing downtime.
Choose this 100 mm bore when 80 mm falls short (delivering 2513 N at 0.5 MPa) but 125 mm is excessive (6136 N). The 30 mm adjustment window is perfect for product changeovers, letting you fine-tune the end stop without swapping cylinders. For load-holding without live pressure, select a SAIL or BSAI cylinder instead.
At 700 mm, this stroke requires an external guide to prevent rod sag and side-load damage. To match this ISO 15552 cylinder, specify the 100 mm bore, 700 mm stroke, 30 mm adjust, PT G1/2 port, and your preferred mounting option.
Quick checklist
At 0.7 MPa, the push force increases to 5497 N.
The rear adjuster screw lets you shorten the 700 mm nominal stroke by up to 30 mm, creating a 670 to 700 mm travel window. It acts as a mechanical stop and does not lock the load without live air pressure.
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