
The AirTAC Adjustable Cylinder SAIJ32 SAIJ32BX95-20S is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø32mm bore and 95mm 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 SAIJ32X95-20-S is a double-acting ISO 15552 profile cylinder featuring a rear stroke adjuster that allows you to fine-tune the end-of-travel position. Based on the 95mm nominal stroke and the 20mm adjustment code, this SKU provides a usable travel window of 75-95mm, letting you dial in the exact retract distance without adding external stops.
This adjustable-stroke model uses an external screw at the rear cap to act as a travel stop for precise commissioning and product changeovers. It supports AirTAC CMSE reed and DMSE solid-state sensors via the integrated dual-side barrel grooves. The mounting interface is dimensionally interchangeable per ISO 15552 and offers a specific subset of brackets: Basic, FA, LB, TC, FTC, TCM1, and TCM2.
| Model | Airtac Adjustable Cylinder SAIJ32 SAIJ32BX95-20S |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø32 mm |
| Stroke | 95 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. |
| ×95 | 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 75-95mm travel distance during initial commissioning to perfectly align picking heads without swapping physical hardware.
Quickly adjust the retract stop on packaging lines when running different container sizes, using the rear screw to shift the end position by up to 20mm.
If your setup needs greater force, stepping up to the 40mm bore increases the push force to 628N. The adjustable stroke is ideal for machine setups requiring a variable end-stop, whereas a fixed SAI cylinder is better suited for rigid, unchanging travel limits. Keep in mind that the rear adjuster and air cushion only decelerate the travel end; they do not hold the load without live air. For true fail-safe load holding, consider an external rod lock, pilot-operated check valve, or the AirTAC SAIL or BSAI series. Because the 95mm stroke is under 300mm, side-load stress is minimal, though the 12mm rod and M10x1.25 thread handle standard loads well. To match this exact configuration, specify: 32mm bore, 95mm stroke, 20mm adjustment, PT ports, SUS304 (B) rod material, and the -S magnet.
Quick checklist
The rear adjuster screw acts as a mechanical stop that lets you shorten the effective stroke from the nominal 95mm down to 75mm. It allows precise end-position tuning at commissioning without replacing the cylinder, providing a 20mm adjustment window.
At the maximum 1.0 MPa pressure, it can deliver up to 82kgf.
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