
The AirTAC Airtac SDAD Double Rod Slim Cylinder SDAD32X120S is a genuine double-acting COMPACT cylinder with a piston rod out BOTH ends (Ø32mm bore, 120mm stroke). The through-rod resists twisting and lets you drive a tool on one end while a switch or dog reads position on the other — with identical force in both directions.
The AirTAC SDAD32X120S is a compact double-acting cylinder featuring a through-rod that exits both ends of the riveted body. Because the piston rod occupies both chambers, the annular area remains identical in either direction, delivering an equal push and pull force of 345.6 N at 0.5 MPa. This symmetric output is ideal for driving loads that require consistent resistance without twisting.
At 32 mm bore with a 120 mm stroke, this unit integrates a built-in magnet for position sensing and uses a PT1/8 air port. The fixed NBR bumper decelerates the piston near stroke ends, while the short body profile saves valuable axial mounting depth. Operating pressure spans 0.15 to 1.0 MPa, yielding a safe working load of roughly 207 N, which translates to a vertical lift capacity of 17.6 kg with a 2:1 safety margin.
| Model | Airtac SDAD Double Rod Slim Cylinder SDAD32X120S |
|---|---|
| Series | SDAD compact double-rod cylinder |
| Bore size | Ø32 mm |
| Stroke | 120 mm |
| Acting type | Double acting, rod both ends |
| Port size | PT1/8 |
| Rod end thread | M6×1.0 female / M10×1.25 male (B) |
| 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 – 500 mm/s |
| Cushion | Fixed NBR bumper (both ends) |
| Max standard stroke | Up to 120 mm |
Because a rod occupies both cylinder chambers, the effective area — and therefore the force — is identical in both directions. Specifications follow the official AirTAC SDAD datasheet.
| Pressure | Force (both directions) |
|---|---|
| 0.5 MPa | 346 N |
| 0.7 MPa | 484 N |
| Max (@1.0 MPa) | 70 kgf |
Force uses the annular (rod-side) area on both strokes, so extend and retract match. Actual usable force is lower than theoretical due to friction. Size with a safety margin.
| SDAD | Compact double-acting cylinder, rod out both ends. |
|---|---|
| 32 | Bore size in mm. |
| ×120 | Stroke length in mm. |
| S | Built-in magnet for magnetic-switch sensing (omit = none). |
| B | Male-thread piston rods (omit = female thread). |
Thread: PT standard. Related SDA-family variants: SDA (single rod), SSA/STA (single acting), SDAJ (adjustable stroke), SDAT (duplex), SDAW (duplex-end).
Drives opposing gripper fingers with equal 345.6 N force in both directions, ensuring parts are clamped securely without rotational deflection during transfer.
Mounts a diverting flap on one rod end and a position dog on the opposite end, allowing a reed or electronic switch to confirm stroke completion on the 120 mm travel.
Raises and lowers a 17.6 kg payload vertically, leveraging the symmetric annular area to maintain steady speed and force whether ascending or descending.
When sizing this model against adjacent bores, the SDAD25 provides 206.2 N at 0.5 MPa, whereas stepping up to the SDAD40 yields 527.8 N at 0.5 MPa. The 32 mm bore strikes a balance, offering 345.6 N each way. The through-rod geometry prevents rotation, allowing you to mount a work tool on one end and a dog or reed/electronic switch on the opposite end simultaneously.
This configuration includes the S option for the piston magnet and standard female M6x1.0 rod-end threads. Remember that a plain cylinder drifts if air pressure drops or the valve centers; the fixed bumper only decelerates impact and does not lock the load. For secure load holding, integrate an external rod lock or a pilot-operated check valve.
Quick checklist
Because the rod exits both ends, push and pull forces are identical. It generates 345.6 N at 0.5 MPa, 483.8 N at 0.7 MPa, and a theoretical maximum of 70 kgf at 1.0 MPa in both directions.
Yes, the through-rod resists twisting and allows tool mounting on one end while using the opposite end for a dog. The built-in S magnet works with AirTAC reed or electronic switches to track position along the 120 mm stroke.
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