
The AirTAC Adjustable Cylinder SAIJ32 SAIJ32AX145-30S is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø32mm bore and 145mm 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 SAIJ32X145-30-S is a double-acting, double-rod ISO 15552 profile cylinder equipped with a rear stroke adjuster. This built-in adjustability allows you to dial in exact end positions during commissioning without adding external stops.
This SKU includes a SUS420J2 stainless steel rod (code A) for enhanced corrosion resistance and ships with a magnet (-S) for use with AirTAC CMSE reed and DMSE electronic sensors. The extruded aluminum barrel features sensor grooves on both sides, and the PT tapered port threads match the standard G1/8 porting for this 32mm bore.
| Model | Airtac Adjustable Cylinder SAIJ32 SAIJ32AX145-30S |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø32 mm |
| Stroke | 145 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. |
| ×145 | 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.
Quickly adapt to varying package sizes on a packaging line by dialing the stroke back from 145mm to 115mm without swapping hardware.
Fine-tune the exact retract position during machine commissioning using the rear stopper screw to avoid costly mechanical shimming.
Leverage the built-in magnet with DMSE electronic sensors to confirm stroke endpoints in automated small-part sorting gates.
The adjustable stroke is perfect for machine changeovers where product sizes vary, letting you set variable end-stops on the fly. For load-holding without live air pressure, note that this rear adjuster acts only as a travel stop, not a lock; you would need an external rod lock or a SAIL cylinder for that function.
To match this ISO 15552 dimensionally interchangeable cylinder, specify: 32mm bore, 145mm stroke, 30mm adjustment, PT port thread, Basic/FA/LB/TC/FTC/TCM1/TCM2 mounting, and the -S magnet. Since the stroke is under 300mm, side-load stress on the 12mm rod is manageable, but long unsupported loads still require an external guide.
Quick checklist
At its maximum 1.0 MPa pressure, it can deliver up to 82 kgf.
The rear adjuster screw acts as a mechanical stop, allowing you to shorten the 145mm nominal stroke by up to 30mm. This creates a usable travel window of 115-145mm, which can be fine-tuned during setup, though it does not lock the load without continuous air pressure.
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