
The AirTAC SAID32 Double Rod Cylinder SAID32AX120 is a genuine double-acting ISO 15552 profile-barrel air cylinder with a Ø32mm bore and 120mm 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 SAID32X120 is a double-acting, double-rod ISO 15552 profile cylinder featuring a 32mm bore and 120mm stroke. Because a rod extends from both end covers, the annulus area is identical on both sides, yielding an equal extend and retract force of 483N at 0.7 MPa.
This through-rod design allows mounting a primary workpiece on the front rod and a position flag or cam on the rear rod. It features SUS420J2 stainless steel rods, PT tapered port threads (G1/8), and adjustable air cushions at both ends.
| Model | Airtac SAID32 Double Rod Cylinder SAID32AX120 |
|---|---|
| Series | SAI ISO 15552 profile cylinder |
| Bore size | Ø32 mm |
| Stroke | 120 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. |
| ×120 | 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.
The twin-rod architecture provides superior resistance to torsional loads, keeping guided slides perfectly aligned without twisting during transit.
Drive two synchronized mechanisms from one cylinder, using the front rod for the primary task and the rear rod for a secondary coupled motion.
Mount a position flag or cam on the rear rod extension to trigger external sensors without interfering with the primary front-rod work area.
Choose this 32mm bore when an application requires symmetric force and dual-side guidance, delivering 345N each way at 0.5 MPa. If you need higher force, the adjacent 40mm bore provides 528N at 0.5 MPa. Unlike a single-rod SAI, this double-rod configuration prevents piston drift-induced rotation and supports rear-mounted sensing.
This model uses PT tapered ports and SUS420J2 stainless steel rods. It supports mounting accessories Basic, FA, LB, TC, FTC, TCM1, and TCM2 (omitting FB/CA/CB/CR). Note that standard air cushions only decelerate the piston near stroke end; to hold a load without live pressure, consider an external rod lock or the SAIL/BSAID series.
Quick checklist
Because the double-rod design subtracts the rod area from both sides of the piston, the extend and retract forces are equal. It generates 345N at 0.5 MPa, 483N at 0.7 MPa, and 621N at 0.9 MPa in both directions.
Yes, the SAID32X120 is dimensionally interchangeable per ISO 15552 and serves as a direct replacement for other ISO 15552 double-rod cylinders, sharing the same mounting interface and profile barrel dimensions.
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