
The AirTAC SAIJ100 Adjustable Cylinder SAIJ100AX475-10 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø100mm bore and 475mm 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 SAIJ100X475-10 is a double-acting ISO 15552 profile cylinder featuring a rear-mounted stroke adjuster. By turning the external stopper screw, you can trim the nominal 475 mm stroke back by up to 10 mm, yielding a precise 465-475 mm usable travel window for exact end-position calibration.
Built with a SUS420J2 stainless steel rod and PT tapered port threads, this extruded aluminum barrel unit omits bulky tie-rods. The rear adjuster acts purely as a travel stop to fine-tune deceleration and end limits; it does not hold the load without live air pressure. For position holding without continuous air, consider an external rod lock or related series like SAIL or BSAI.
| Model | Airtac SAIJ100 Adjustable Cylinder SAIJ100AX475-10 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø100 mm |
| Stroke | 475 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. |
| ×475 | 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.
Quickly dial in the 465-475 mm travel window during product size changes without physically swapping cylinders or repositioning hard stops.
Fine-tune the exact retract end-point at commissioning to perfect part ejection or press strokes, absorbing mechanical tolerance stack-up.
Select this 100 mm bore when 50 mm (982 N at 0.5 MPa) is too weak but you want to avoid the heavier 125 mm frame. The 10 mm adjustment range is ideal for dialing in a 465-475 mm stroke during commissioning or product changeover without swapping the cylinder or adding external stops. Because the 475 mm stroke is long and the 25 mm rod is highly loaded, an external guide is strongly recommended to prevent side-load damage to the seals.
When replacing an ISO 15552 cylinder, match the 100 mm bore, 475 mm stroke, 10 mm adjustment, G1/2 PT port, and standard mounting set (Basic, FA, LB, TC, FTC, TCM1, TCM2). This SAIJ variant does not include a magnet, so position sensing via CMSE or DMSE switches is not supported without modification.
Quick checklist
At 0.7 MPa, the push force increases to 5497 N.
A rear external stopper screw lets you mechanically shorten the 475 mm nominal stroke by up to 10 mm, creating a 465-475 mm travel window. It functions as a travel stop, not a load-holding lock.
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