
The AirTAC Adjustable Cylinder SAIJ32 SAIJ32AX1000-20 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø32mm bore and 1000mm 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 SAIJ32X1000-20 is a double-acting ISO 15552 profile cylinder featuring a rear-mounted stroke adjuster. It provides a 1000 mm nominal stroke that can be fine-tuned backward by up to 20 mm, creating a precise 980-1000 mm usable travel window for exact end-position calibration.
This adjustable-stroke design allows you to dial in the retract end-position at commissioning without swapping the cylinder or adding external stops. The rear adjuster acts purely as a mechanical stop to set the travel end, not as a lock, meaning it will not hold a load without live air pressure. It supports speeds of 30-800 mm/s and includes sensor grooves on both sides of the extruded aluminum barrel for flexible switch mounting.
| Model | Airtac Adjustable Cylinder SAIJ32 SAIJ32AX1000-20 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø32 mm |
| Stroke | 1000 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. |
| ×1000 | 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 980-1000 mm travel window during machine commissioning to perfect retract positions without physical shims.
Quickly adjust the rear stopper on automated lines to accommodate slight variations in part sizes without replacing the cylinder.
Actuate sorting gates on long conveyor sections where a 1000 mm reach and precise end-position tuning are required.
The adjustable stroke is ideal for machine setups requiring variable end-stops or product changeovers, whereas a fixed-stroke SAI cylinder is sufficient for static, repetitive cycles.
Because this is a 1000 mm stroke exceeding the 32 mm bore's 1000 mm standard maximum, it is a non-standard made-to-order length. The 12 mm rod and M10x1.25 thread can handle moderate loads, but at this extended length, an external guide is strongly recommended to prevent excessive side-load wear. For load-holding without live pressure, consider the SAIL or BSAI series, as the SAIJ adjuster and air cushions do not function as a brake.
Quick checklist
At the maximum 1.0 MPa pressure, it can deliver up to 82 kgf.
The rear adjuster screw allows you to shorten the effective stroke by up to 20 mm, providing a usable travel window of 980 to 1000 mm. It acts as a mechanical stop to set the end position and does not lock or hold the load without live air pressure.
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