
The AirTAC Airtac Adjustable Cylinder SAIJ32 SAIJ32AX90-75 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø32mm bore and 90mm 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 SAIJ32X90-75 is a double-acting ISO 15552 profile cylinder featuring a rear stroke adjuster that allows you to fine-tune the travel window from 15 to 90 mm. The extruded aluminum barrel includes sensor grooves on both sides, though this specific SKU is supplied without a magnet.
This variant features a SUS420J2 stainless steel rod (code A) for improved corrosion resistance compared to standard carbon steel. It uses PT tapered port threads (G1/8) and operates at speeds between 30 and 800 mm/s. 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 SAIJ32AX90-75 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø32 mm |
| Stroke | 90 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. |
| ×90 | 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 between 15 and 90 mm during machine commissioning to accommodate varying material thicknesses without adding external stops.
Quickly readjust the travel window on packaging lines when switching between different package sizes, ensuring precise end-of-stroke control.
An adjustable stroke is ideal for machine setups requiring variable end-stops during commissioning or product changeovers, eliminating the need to swap out a fixed-stroke SAI cylinder. Because the rear screw is a travel stop and not a locking device, this model cannot hold a load without continuous air pressure; for true load-holding, consider an external rod lock or the SAIL series.
When matching this ISO 15552 cylinder for a replacement, verify the 90 mm nominal stroke, the 75 mm adjustment range, PT port threads, and the absence of a magnet. The SAIJ mounting set includes Basic, FA, LB, TC, FTC, TCM1, and TCM2 options, omitting the FB, CA, CB, and CR styles found on some other series.
Quick checklist
At the maximum 1.0 MPa pressure, it delivers up to 82 kgf.
The rear adjuster screw lets you shorten the nominal 90 mm stroke by up to 75 mm, creating a usable travel window of 15 to 90 mm. This stopper only sets the end position; it does not lock the load mechanically without live air.
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