
The AirTAC Airtac ACQD Double Acting Compact Cylinder ACQD50X25B is a genuine double-acting COMPACT (JIS) cylinder with a piston rod out BOTH ends — a Ø50mm bore and 25mm stroke. The twin rods resist rotation and give equal push and pull force, so it carries and guides a tool platform without a separate anti-rotation guide.
The AirTAC ACQD50X25B is a double-acting JIS compact cylinder with twin Ø20mm rods protruding from both ends. Because a rod occupies each chamber, the effective annular area is identical in both directions, yielding equal push and pull thrust of 824.6N at 0.5MPa (1154.5N at 0.7MPa). The male M18x1.5 rod ends couple directly to your tooling.
This symmetric force design enables perfectly balanced advance and retract cycles. The dual rods inherently resist rotation and provide a longer guide length, eliminating the need for an external anti-rotation guide. NBR elastomer bumpers fixed inside the body absorb end-of-stroke impact, while the integrated PT1/4 ports keep the overall envelope extremely compact.
| Model | Airtac ACQD Double Acting Compact Cylinder ACQD50X25B |
|---|---|
| Series | ACQD JIS compact double-rod cylinder |
| Bore size | Ø50 mm |
| Stroke | 25 mm |
| Acting type | Double acting, double rod |
| Port size | PT1/4 |
| Rod end thread | M10×1.5 female / M18×1.5 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 | Bumper (both ends) |
| Max standard stroke | Up to 100 mm |
Specifications follow the official AirTAC ACQD datasheet. A rod exits both ends, so both directions use the same annular area. Confirm against the product label before installation.
| Pressure | Push force | Pull force |
|---|---|---|
| 0.5 MPa | 825 N | 825 N |
| 0.7 MPa | 1155 N | 1155 N |
| Max (@1.0 MPa) | 168 kgf | |
Because a rod occupies both chambers, push and pull forces are EQUAL — the annular area applies in each direction. Actual usable force is lower due to friction; size with a safety margin.
| ACQD | JIS compact double-acting DOUBLE-ROD cylinder series. |
|---|---|
| 50 | Bore size in mm. |
| ×25 | Stroke length in mm. |
| S | Built-in magnet for magnetic-switch sensing (omit = none). |
| B | Male-thread piston rod (omit = female thread). |
Thread: PT standard (G / NPT available). The twin rods resist rotation and add guiding length. Related: ACQ (single rod), ACQJ (adjustable stroke), TACQ (guided).
Drives a dual-sided pick-and-place head in packaging lines, utilizing the equal push and pull thrust to maintain balanced dynamics during rapid stroke reversals.
Positions product on a conveyor without rotational deflection, using the dual rods to carry the tooling platform and avoid binding during the 25mm stroke.
Actuates a secondary mechanism or mounts a sensor flag via the rear rod end on CNC machining cells, saving space while performing two functions in one cycle.
For 824.6N thrust at 0.5MPa, this 50mm bore is ideal. If your load is lighter, the 40mm bore provides 527.8N, whereas the 63mm bore offers 1401.5N for heavier demands. Choose this specific unit when symmetric push/pull cycles and direct male-thread coupling are required. If your application only needs standard single-rod extension, the standard ACQ series is more economical. For pure vertical lifting, a guided TACQ cylinder provides enhanced lateral load support. This variant ships without a magnet; add the -S suffix if switch tracking is needed.
Quick checklist
It delivers equal push and pull forces of 824.6N at 0.5MPa and 1154.5N at 0.7MPa, with a maximum thrust of 168kgf at 1.0MPa. The push and pull forces are identical because the twin rods create the same annular area in both chambers. The standard stroke limit for this 50mm bore is 100mm, and the male rod-end thread is M18x1.5.
The twin rods resist rotation and extend guide length without needing an external guide. Fixed NBR elastomer bumpers absorb impact at stroke ends, but these are not adjustable air cushions. A plain ACQD does not hold position on air loss; for fail-safe load holding, you must install an external rod lock or pilot-operated check valve.
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