
The AirTAC Airtac Adjustable Cylinder SAIJ32 SAIJ32AX75-30S is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø32mm bore and 75mm 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 SAIJ32X75-30-S is a double-acting ISO 15552 profile cylinder featuring a rear stroke adjuster that allows you to fine-tune the travel end-point. The integrated magnet enables position sensing with AirTAC CMSE reed and DMSE electronic switches.
This adjustable model provides a usable travel window of 45 to 75 mm, enabling rapid end-position tuning during commissioning or product changeovers without swapping the hardware. It shares the exact ISO 15552 mounting interface and extruded aluminum barrel of the fixed-stroke SAI series, but utilizes a reduced mounting accessory set (Basic, FA, LB, TC, FTC, TCM1, TCM2) to accommodate the rear stopper mechanism.
| Model | Airtac Adjustable Cylinder SAIJ32 SAIJ32AX75-30S |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø32 mm |
| Stroke | 75 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. |
| ×75 | 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 45 to 75 mm travel distance when switching between slightly different package sizes on a packaging line.
Fine-tune the retract end-position during setup without machining external stop blocks or changing the cylinder.
Provides a flexible stroke window for assembly stations that need to adjust the pressing depth based on the component being loaded.
The 30mm adjustment range is perfect for variable end-stops, whereas a fixed SAI cylinder is better for static, unchanging travel limits.
For direct ISO 15552 replacement, match the 32mm bore, 75mm nominal stroke, 30mm adjuster, PT port thread, and -S magnet requirement. Remember that the rear adjuster is a travel stop, not a lock; it cannot hold a load without live air pressure. For dead-fall protection, consider the SAIL or BSAI series.
Quick checklist
The rear adjuster screw acts as a mechanical stop, allowing you to shorten the 75mm nominal stroke by up to 30mm. This creates a usable travel window of 45 to 75mm for precise end-position tuning without replacing the cylinder.
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