
The AirTAC Airtac Adjustable Cylinder SAIJ32 SAIJ32AX35-30 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø32mm bore and 35mm 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 SAIJ32X35-30 is a double-acting, single-rod ISO 15552 profile cylinder equipped with a rear stroke adjuster. It provides a nominal 35 mm stroke that can be dialed back by up to 30 mm, yielding a highly flexible 5 to 35 mm usable travel window for precise end-position tuning during commissioning. Delivering 402 N of push force and 345 N of pull force at 0.5 MPa, it fits compact pneumatic setups requiring exact positioning.
This variant features a SUS420J2 stainless steel rod for improved corrosion resistance and uses PT tapered port threads. The extruded aluminum barrel includes sensor grooves on both sides for standard CMSE or DMSE switches. The rear adjustment screw acts purely as a mechanical stop to set the retract end position and does not lock the load without live air pressure.
| Model | Airtac Adjustable Cylinder SAIJ32 SAIJ32AX35-30 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø32 mm |
| Stroke | 35 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. |
| ×35 | 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 distance within the 5 to 35 mm window during machine changeovers without physically swapping the cylinder or adding external stopper blocks.
Ideal for compact assembly stations where the 402 N push force is sufficient to move small actuators into a precise end position prior to a secondary operation.
Provides a mechanical means to fine-tune the end-of-stroke position on the fly, allowing operators to adjust the travel distance for varying product sizes on the same line.
Choose this 32 mm bore when an application demands exact end-stop calibration without adding external stops or swapping cylinders. If your process requires slightly more thrust, stepping up to the 40 mm bore yields 628 N of push force at 0.5 MPa. Because the SAIJ32X35-30 uses a compact 12 mm rod and M10x1.25 thread, it handles light side loads well, but any stroke exceeding 300 mm on larger models would require an external guide.
This adjustable-stroke model is selected over a fixed SAI when a machine setup needs variable end-stops for product changeovers. For load-holding without continuous air pressure, this cylinder is insufficient since the adjuster is only a stop; you would need to specify an SAIL or BSAI series instead. It maintains the standard ISO 15552 mounting interface and supports Basic, FA, LB, TC, FTC, TCM1, and TCM2 mounts.
Quick checklist
It features a rear adjusting screw that allows you to shorten the effective stroke by up to 30 mm. This turns the fixed 35 mm stroke into a 5 to 35 mm adjustable travel window, letting you fine-tune the end position at commissioning without changing the cylinder.
At a standard 0.5 MPa operating pressure, the SAIJ32X35-30 provides 402 N of push force and 345 N of pull force. It can deliver up to 724 N of push force at its maximum 0.9 MPa pressure rating.
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