
The AirTAC SAIJ100 Adjustable Cylinder SAIJ100AX600-20 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 SAIJ100X600-20 is a double-acting ISO 15552 profile cylinder featuring a rear-mounted stroke adjuster. It provides a 580-600 mm usable travel window, allowing you to dial back the 600 mm nominal stroke by up to 20 mm during machine commissioning without adding external stops.
This model includes adjustable air cushions at both ends to manage kinetic energy across its 30-800 mm/s speed range. The rear adjuster acts purely as a travel stop to fine-tune the end position and cannot hold a load without live air pressure. For position-holding requirements, an external rod lock or related types like SAIL or BSAI are required.
| Model | Airtac SAIJ100 Adjustable Cylinder SAIJ100AX600-20 |
|---|---|
| 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.
Fine-tune the 580-600 mm end-of-stroke position rapidly when switching product sizes on a packaging line, eliminating the need to physically swap out cylinders.
Handles 600 mm travel diverting tasks on heavy conveyors, using the rear stopper to precisely set the retracted position for varying package widths.
The adjustable stroke is ideal for product-size changeovers, offering a 580-600 mm travel window instead of committing to a fixed-stroke SAI cylinder.
Because the 600 mm stroke is substantial, an external guide rail is recommended to prevent excessive side-loading on the rod, despite the robust 25 mm rod diameter. To match this ISO 15552 footprint, specify a 100 mm bore, 600 mm stroke, 20 mm adjustment, PT tapered ports, and the SUS420J2 (A) rod material. Note that SAIJ supports a reduced mounting set (Basic, FA, LB, TC, FTC, TCM1, TCM2) and omits FB, CA, CB, and CR brackets.
Quick checklist
The rear adjusting screw acts as a mechanical stopper, allowing you to shorten the effective stroke by up to 20 mm. This creates a 580-600 mm travel window for fine-tuning the retract position at commissioning without swapping the cylinder.
At the maximum 1.0 MPa pressure, it delivers 801 kgf of maximum thrust.
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