
The AirTAC Adjustable Cylinder SAIJ32 SAIJ32BX800-30 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø32mm bore and 800mm 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 SAIJ32X800-30 is a double-acting, double-rod ISO 15552 profile cylinder featuring a rear stroke adjuster. It provides a 770-800 mm usable travel window by allowing you to dial back the 800 mm nominal stroke by up to 30 mm.
This model features a SUS304 stainless steel rod for corrosion resistance and uses PT tapered port threading on its G1/8 air supply. The extruded aluminum barrel includes sensor grooves on both sides, though this specific SKU is configured without a magnet. The rear adjuster acts purely as a mechanical stop to fine-tune the retract position and does not hold the load without live air pressure.
| Model | Airtac Adjustable Cylinder SAIJ32 SAIJ32BX800-30 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø32 mm |
| Stroke | 800 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. |
| ×800 | 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 770-800 mm window during machine commissioning without swapping the cylinder or adding external stops.
Quickly adapt the retract stroke by up to 30 mm on a packaging line when handling different product sizes, ensuring precise positioning.
Absorb mechanical variations in long-stroke assemblies by fine-tuning the end-stop position to meet strict dimensional requirements.
The adjustable stroke is selected over a fixed SAI cylinder when you need to compensate for mechanical tolerances during commissioning or alter the retract end-stop without adding external shims. To replace this ISO 15552 cylinder, match the 32 mm bore, 800 mm stroke, 30 mm adjustment, PT G1/8 port, SUS304 rod, and no-magnet configuration. Because the stroke is 800 mm, the 12 mm rod requires an external guide to prevent excessive side-load deflection. For load-holding without live air, use an external rod lock or pilot-operated check valve, as the adjuster is not a brake. Mounting options are limited to Basic, FA, LB, TC, FTC, TCM1, and TCM2.
Quick checklist
At the maximum 1.0 MPa pressure, it delivers up to 82 kgf.
The rear adjuster screw acts as a mechanical stop that lets you shorten the 800 mm nominal stroke by up to 30 mm, providing a usable travel window of 770-800 mm. It only sets the end position and does not lock the load without live air.
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