
The AirTAC Adjustable Cylinder SAIJ32 SAIJ32BX65-50S is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø32mm bore and 65mm 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 SAIJ32X65-50-S is a double-acting, double-rod ISO 15552 profile cylinder equipped with a rear stroke adjuster. It provides a 15-65 mm usable travel window, allowing you to trim the 65 mm nominal stroke by up to 50 mm during commissioning.
This variant features a SUS304 stainless steel rod for superior corrosion resistance and includes a magnet for CMSE reed and DMSE electronic sensors. The extruded aluminum barrel incorporates sensor grooves on both sides, and fluid is supplied via a PT G1/8 tapered port.
| Model | Airtac Adjustable Cylinder SAIJ32 SAIJ32BX65-50S |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø32 mm |
| Stroke | 65 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. |
| ×65 | 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 15-65 mm travel window on packaging lines to handle different carton sizes without physically replacing the actuator.
Fine-tune the retract position during machine commissioning to achieve exact sensor triggering using DMSE electronic switches.
Utilize the 32 mm profile footprint in tight electronics assembly stations where the SUS304 rod prevents corrosion.
If your setup needs less than 15 mm of travel, step down to a smaller fixed-stroke SAI unit; if you require higher force, the 40 mm bore yields 628 N at 0.5 MPa. The rear adjuster acts purely as a travel stop and does not hold the load without live air—use an external rod lock or SAIL cylinder for load-holding.
For ISO 15552 replacement matching, ensure you specify the 65 mm stroke, 50 mm adjustment range, PT G1/8 port, and the -S magnet option. Mounting options include Basic, FA, LB, TC, FTC, TCM1, and TCM2. Because the stroke is under 300 mm, side-load stress on the 12 mm rod is minimal, though external guides are still recommended for heavy lateral loads.
Quick checklist
At a maximum 1.0 MPa pressure, it can deliver up to 82 kgf.
The rear adjuster screw allows you to shorten the 65 mm nominal stroke by up to 50 mm, creating a 15-65 mm usable travel window. It functions as a mechanical stop and does not lock the load without continuous air pressure.
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