
The AirTAC Adjustable Cylinder SAIJ32 SAIJ32BX700-20S is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø32mm bore and 700mm 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 SAIJ32X700-20-S is a double-acting ISO 15552 profile cylinder equipped with a rear stroke adjuster. It provides a 680-700mm usable travel window, allowing you to dial back the 700mm nominal stroke by up to 20mm during commissioning.
This variant includes a standard magnet for CMSE reed and DMSE electronic sensors. It features a SUS304 stainless steel rod for corrosion resistance and PT tapered ports. The extruded aluminum barrel includes sensor grooves on both sides, and the mounting options cover Basic, FA, LB, TC, FTC, TCM1, and TCM2.
| Model | Airtac Adjustable Cylinder SAIJ32 SAIJ32BX700-20S |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø32 mm |
| Stroke | 700 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. |
| ×700 | 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 680 to 700mm retraction point during machine commissioning without swapping out the entire cylinder body.
Quickly adjust the stroke length by up to 20mm to accommodate slight part size variations on automated assembly lines.
Use the 700mm travel to push parts across a conveyor lane, relying on the rear stop to fine-tune the ejection distance.
If your application requires less force, stepping down is an option, but stepping up to a 40mm bore yields 879N at 0.7MPa. The rear adjuster acts strictly as a travel stop to fine-tune the 680-700mm window; it does not hold the load without live air. For load-holding without pressure, consider an external rod lock or the SAIL series.
Because the 700mm stroke is long relative to the 12mm rod diameter, an external guide rail is recommended to prevent excessive side-loading. To replace an ISO 15552 cylinder, match the 32mm bore, 700mm stroke, 20mm adjustment, PT port, and the -S magnet requirement.
Quick checklist
At 0.9MPa, the push force increases to 724N.
The rear adjuster screw acts as a mechanical stop that lets you shorten the 700mm nominal stroke by up to 20mm, creating a 680-700mm usable travel window. It requires live air to move and does not lock the load in place.
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