
The AirTAC Adjustable Cylinder SAIJ32 SAIJ32AX290-30S is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø32mm bore and 290mm stroke, G1/8 air ports and adjustable end cushioning. Its standardized mounting interface makes it interchangeable with other ISO 15552 cylinders at the mounting interface.
The AirTAC SAIJ32X290-30-S is a double-acting ISO 15552 profile cylinder featuring a rear stroke adjuster that allows you to fine-tune the effective travel anywhere within a 260 to 290 mm window during commissioning.
This configuration features a SUS420J2 stainless steel rod for enhanced corrosion resistance and a built-in magnet compatible with AirTAC CMSE reed and DMSE electronic sensors. The extruded aluminum barrel includes sensor grooves on both sides, and the PT tapered port thread ensures a reliable, sealed pneumatic connection tailored to the 32 mm bore.
| Model | Airtac Adjustable Cylinder SAIJ32 SAIJ32AX290-30S |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø32 mm |
| Stroke | 290 mm |
| Acting type | Double acting |
| Port size | G1/8 |
| Rod thread | M10×1.25 |
| 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, 27 mm |
| Max stroke | Up to 1000 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 | 346 N | 346 N |
| 0.7 MPa | 484 N | — |
| Max (@1.0 MPa) | 70 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. |
|---|---|
| 32 | Bore size in mm. |
| ×290 | 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 260-290 mm window for precise machine setup without swapping cylinders or adding external stopper blocks.
Quickly adapt automated lines to different product lengths by adjusting the rear screw up to 30 mm during format changeovers.
Because the 290 mm stroke is substantial, ensure you use an external guide to support the load and mitigate side-load stress on the 12 mm rod.
As an ISO 15552 dimensionally interchangeable cylinder, it replaces standard profile cylinders using the exact bore, 290 mm stroke, 30 mm adjustment, PT G1/8 port, and -S magnet. Note that the rear adjuster acts only as a travel stop; it does not hold the load without live air pressure. For secure load-holding, consider the SAIL or BSAI series instead. The SAIJ mounting set includes Basic, FA, LB, TC, FTC, TCM1, and TCM2.
Quick checklist
The rear adjuster screw lets you shorten the effective stroke by up to 30 mm, providing a usable travel window of 260 to 290 mm. It acts as a mechanical stop to fine-tune the end position and does not lock the load without live air pressure.
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