
The AirTAC Airtac ACQD Double Acting Compact Cylinder ACQD25X35B is a genuine double-acting COMPACT (JIS) cylinder with a piston rod out BOTH ends — a Ø25mm bore and 35mm 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 ACQD25X35B is a double-acting JIS compact cylinder featuring twin rods extending from both ends. Because a rod occupies each chamber, the annular area is identical in both directions, yielding equal push and pull forces of 188.9N at 0.5MPa and 264.5N at 0.7MPa. This symmetric thrust is ideal for precise transfer cycles. The Ø12mm rods enhance guide length and resist torsion without needing an external guide rail.
This 25mm bore unit incorporates a fixed TPU elastomer bumper at each end for end-of-stroke deceleration, rather than an adjustable air cushion. It features a male M10x1.25 rod-end thread for direct load coupling and M5x0.8 PT air ports. The body retains magnetic-switch grooves for position sensing, though this specific configuration ships without a piston magnet.
| Model | Airtac ACQD Double Acting Compact Cylinder ACQD25X35B |
|---|---|
| Series | ACQD JIS compact double-rod cylinder |
| Bore size | Ø25 mm |
| Stroke | 35 mm |
| Acting type | Double acting, double rod |
| Port size | M5×0.8 |
| 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 | 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 | 189 N | 189 N |
| 0.7 MPa | 264 N | 264 N |
| Max (@1.0 MPa) | 39 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. |
|---|---|
| 25 | Bore size in mm. |
| ×35 | 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 packaging shuttle back and forth with identical 264.5N force in both directions, ensuring consistent dwell times for wrapping machinery.
Advances parts on an assembly conveyor where the dual rods prevent platform yaw without adding a separate external guide rail.
Operates two clamps simultaneously on an electronics test fixture, using the second rod end to drive a secondary mechanism or sensor flag.
At 0.5MPa, this 25mm bore generates 188.9N of force both ways. If your application requires less thrust, stepping down to a 20mm bore provides 117.8N. For heavier pushing or pulling, the 32mm bore offers 301.6N. The 35mm stroke falls within the 100mm maximum standard travel for this size. Choose a single-rod ACQ if equal bidirectional force is unnecessary, or a TACQ guided cylinder if your load exceeds the torsional limits of the twin rods. Confirm the male M10x1.25 thread and M5x0.8 port fit your setup.
Quick checklist
The cylinder provides equal push and pull forces of 188.9N at 0.5MPa and 264.5N at 0.7MPa, with a maximum of 39kgf at 1.0MPa. Push and pull forces are identical because the rod occupies both chambers, creating equal annular areas. The 35mm stroke is well within the 100mm maximum standard stroke for this 25mm bore.
It uses fixed TPU elastomer bumpers at both ends for impact absorption, not adjustable air cushions. The body has grooves for reed or solid-state sensors, but this model lacks a piston magnet. A plain ACQD does not hold position on air loss; the rod drifts, so an external rod lock or pilot-operated check valve is required for fail-safe holding.
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