
The AirTAC Airtac Adjustable Cylinder SAIJ32 SAIJ32AX50-30S is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø32mm bore and 50mm stroke, G1/8 air ports and adjustable end cushioning. Its standardized mounting interface makes it a drop-in replacement for other ISO 15552 cylinders in automation lines.
The AirTAC SAIJ32X50-30-S is a double-acting ISO 15552 profile cylinder with a rear stroke adjuster, allowing you to dial back the 50 mm nominal stroke by up to 30 mm. This creates a highly flexible 20-50 mm usable travel window for precise end-position tuning at commissioning. It delivers 402 N of pull force at 0.5 MPa, making it suitable for light-duty manipulation.
This model features a SUS420J2 stainless steel rod (code A) for enhanced corrosion resistance and uses PT tapered port threads. The extruded aluminum barrel includes sensor grooves on both sides, and the integrated -S magnet works seamlessly with AirTAC CMSE reed and DMSE electronic sensors for position feedback.
| Model | Airtac Adjustable Cylinder SAIJ32 SAIJ32AX50-30S |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø32 mm |
| Stroke | 50 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 | 402 N | 346 N |
| 0.7 MPa | 563 N | — |
| Max (@1.0 MPa) | 82 kgf | |
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. |
| ×50 | 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 20-50 mm travel window during product size transitions on a packaging line, using the rear screw to fine-tune the retract end without adding external stops.
Perfect for light-duty assembly tasks where hitting an exact retract distance between 20 and 50 mm is critical, leveraging the 402 N pull force at 0.5 MPa.
Integrate AirTAC CMSE or DMSE sensors into the dual barrel grooves to confirm the adjusted end-stop position, ensuring the SUS420J2 rod reaches the exact tuned spot.
Choose this 32 mm bore if you need 402 N pull force at 0.5 MPa and a variable end-stop for product changeovers without swapping the cylinder. If your application requires less force, dropping to a bore size below 32 is not standard in this ISO series; if you need significantly more thrust, step up to the 40 mm bore which provides 528 N pull. The rear adjuster acts purely as a mechanical stop to set the travel end and does not hold the load without live air pressure. For load-holding without continuous air, consider the SAIL or BSAI series instead. This cylinder is dimensionally interchangeable per ISO 15552, featuring a PT G1/8 port, Basic/FA/LB/TC/FTC/TCM1/TCM2 mountings, and a -S magnet.
Quick checklist
The rear adjuster screw lets you shorten the 50 mm nominal stroke by up to 30 mm, providing a usable travel window of 20-50 mm. It functions as a mechanical stop to fine-tune the retract end position at commissioning without replacing the cylinder.
At a 0.5 MPa operating pressure, this 32 mm bore double-acting cylinder provides 402 N of pull force and 402 N of push force. It can deliver up to 724 N of push force at 0.9 MPa.
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