
The AirTAC Airtac ACQD Double Acting Compact Cylinder ACQD25X90 is a genuine double-acting COMPACT (JIS) cylinder with a piston rod out BOTH ends — a Ø25mm bore and 90mm 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 ACQD25X90 is a JIS double-acting compact cylinder featuring a 12mm piston rod extending from both ends. Because the twin rods occupy both internal chambers, the effective annular area is identical in each direction, yielding equal push and pull forces of 188.9N at 0.5MPa and 264.5N at 0.7MPa. This symmetric thrust is ideal for balanced actuation cycles.
Two protruding shafts inherently resist rotational torque and provide an extended guide length, eliminating the need for a separate external anti-rotation guide. The unit integrates fixed TPU elastomer bumpers at stroke ends rather than adjustable air cushions, and its body includes magnetic-switch grooves. This specific configuration ships without a magnet and uses a default female M6x1.0 rod-end thread with an M5x0.8 port.
| Model | Airtac ACQD Double Acting Compact Cylinder ACQD25X90 |
|---|---|
| Series | ACQD JIS compact double-rod cylinder |
| Bore size | Ø25 mm |
| Stroke | 90 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. |
| ×90 | 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 pick-and-place arm where the second rod end mounts a sensor flag, ensuring balanced 188.9N force during component placement on PCB assembly lines.
Pushes rectangular cartons on a packaging conveyor without twisting, utilizing the dual rods to maintain parallel contact across the box face.
Drives two small clamps simultaneously from the center of a CNC fixture, leveraging the equal 264.5N force at 0.7MPa available from both rod ends.
When sizing this 25mm bore unit, stepping down to a 20mm bore drops the bidirectional force to 117.8N at 0.5MPa, while moving up to a 32mm bore raises it to 301.6N. If your mechanism only requires thrust from one side and you need higher forward power, a single-rod ACQ cylinder provides greater push than pull. For multi-axis heavy loads requiring external guidance, a TACQ guided cylinder might fit better. To order, confirm the 90mm stroke, M5x0.8 PT port, and female M6x1.0 thread.
Quick checklist
It delivers 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 equals pull because the twin rods create identical annular areas on both sides. The standard stroke is 90mm, and operating pressure ranges from 0.15-1.0MPa.
No, a plain ACQD does not hold position upon air loss; the rod drifts and an external rod lock or pilot check valve is required for fail-safe holding. Deceleration is handled by fixed TPU elastomer bumpers at each end, not adjustable air cushions. This model lacks a magnet, though the body retains sensor grooves.
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