
The AirTAC Airtac SDAD Double Rod Slim Cylinder SDAD25X10SB is a genuine double-acting COMPACT cylinder with a piston rod out BOTH ends (Ø25mm bore, 10mm 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 SDAD25X10SB is a compact double-acting cylinder featuring a through-rod that exits both ends of the riveted body. Because the rod occupies both chambers, the annular area is identical in each direction, yielding exactly 206.2 N of push and pull force at 0.5 MPa. This symmetric output is ideal for balancing loads without tweaking pressure regulators.
Equipped with a built-in magnet (-S) for AirTAC reed or electronic switches, it also features male M8x1.25 threads (-B) on both rod ends for direct tool mounting. The short 10 mm stroke keeps the overall footprint remarkably tight, while the fixed NBR bumper safely decelerates the piston at stroke extremes. Operating speed spans 30-500 mm/s.
| Model | Airtac SDAD Double Rod Slim Cylinder SDAD25X10SB |
|---|---|
| Series | SDAD compact double-rod cylinder |
| Bore size | Ø25 mm |
| Stroke | 10 mm |
| Acting type | Double acting, rod both ends |
| Port size | M5×0.8 |
| Rod end thread | M5×0.8 female / M8×1.25 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 | 206 N |
| 0.7 MPa | 289 N |
| Max (@1.0 MPa) | 42 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. |
|---|---|
| 25 | Bore size in mm. |
| ×10 | 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 206.2 N force, using the dual male M8 rod ends to mount jaws directly while resisting twist.
Clamps delicate electronic components in a tight fixture, leveraging the 10 mm stroke and compact riveted body to minimize axial depth.
Pushes a part on one side while a reed switch tracks the 10 mm travel on the opposite end, ensuring perfectly timed symmetric movement.
When sizing this unit, compare its 206.2 N @0.5 MPa capacity against adjacent bores: the SDAD20 provides 131.9 N, whereas the SDAD32 jumps to 345.6 N. A practical safe working load is roughly 124 N (about 60 percent of the 0.5 MPa rating), allowing a vertical lift of approximately 10.5 kg with a 2:1 safety margin. The through-rod geometry resists twisting and lets you drive a tool on one end while tracking position with a switch on the opposite side.
This configuration includes the -S magnet and -B male M8x1.25 rod threads at both ends, utilizing an M5x0.8 air port. Remember that a standard cylinder drifts if air pressure drops or the valve centers; the fixed bumper only softens end impacts. For secure load holding without live pressure, integrate an external rod lock or pilot-operated check valve.
Quick checklist
The double-rod design provides equal force in both directions: 206.2 N at 0.5 MPa and 288.6 N at 0.7 MPa. The theoretical maximum is 42 kgf at 1.0 MPa. Operating pressure ranges from 0.15 to 1.0 MPa.
The through-rod prevents rotation and allows mounting a tool on one end and a position switch on the other. The -B option provides male M8x1.25 threads on both ends for secure direct attachment, while the -S magnet enables sensing.
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