
The AirTAC SAIJ100 Adjustable Cylinder SAIJ100AX600-30S 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 SAIJ100X600-30-S is a double-acting ISO 15552 profile cylinder equipped with a rear stroke adjuster, allowing you to dial back the 600 mm nominal travel by up to 30 mm for a precise 570-600 mm usable window. The extruded aluminum barrel features sensor grooves on both sides, and because this is a -S variant, it includes a magnet ready for CMSE reed or DMSE electronic solid-state switches.
This unit utilizes a SUS420J2 stainless steel rod (material code A) for superior corrosion resistance and features PT tapered port threads (G1/2). The rear adjuster acts purely as a travel stop to fine-tune the end position during commissioning; it is not a locking mechanism and will not hold a load without live air pressure.
| Model | Airtac SAIJ100 Adjustable Cylinder SAIJ100AX600-30S |
|---|---|
| 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.
Rapidly reconfigure end-stops for different product lengths on a packaging line without replacing the cylinder or adding external shims.
Fine-tune the exact 570-600 mm insertion depth during commissioning to achieve perfect pressing force without mechanical modifications.
Choose this 100 mm bore when your application requires substantial thrust—stepping down to a 63 mm bore yields 2805 N at 0.9 MPa, which may be insufficient for heavier payloads. An adjustable stroke is preferred over a fixed SAI cylinder when you need variable end-stops to accommodate product-size changes on a line without physically swapping components. For load-holding without continuous air pressure, consider the SAIL or BSAI series, or use an external pilot-operated check valve, as the SAIJ adjuster cannot hold loads. To match this ISO 15552 replacement exactly, specify the 100 mm bore, 600 mm stroke, 30 mm adjustment, PT G1/2 port, and the -S magnet.
Because this model has a 600 mm stroke, the 25 mm rod and M20x1.5 rod thread will experience amplified side-loading forces if the load is unsupported. Always guide the load externally to prevent premature seal wear and binding.
Quick checklist
The rear adjusting screw acts as a mechanical stop, allowing you to shorten the 600 mm nominal stroke by up to 30 mm, creating a 570-600 mm usable travel window. It only sets the end position and does not lock or hold the load without live air pressure.
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