
The AirTAC ACQD Double Acting Compact Cylinder ACQD20X30 is a genuine double-acting COMPACT (JIS) cylinder with a piston rod out BOTH ends — a Ø20mm bore and 30mm 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 ACQD20X30 is a double-acting JIS compact cylinder featuring twin Ø10mm rods exiting from both body ends. Because a rod occupies each chamber, the annular area remains identical in both directions, yielding equal push and pull forces of 117.8N at 0.5MPa and 164.9N at 0.7MPa. This symmetry is ideal for applications requiring perfectly balanced bidirectional cycles.
The dual-rod architecture inherently resists torsion and extends the guide length, allowing a small tool platform to be carried directly without needing an external anti-rotation guide. The second rod end can simultaneously drive a secondary load or sensor flag. Deceleration is handled by fixed TPU elastomer bumpers at each end, and the C-clip riveted body includes sensor grooves, though this specific configuration ships without a magnet.
| Model | Airtac ACQD Double Acting Compact Cylinder ACQD20X30 |
|---|---|
| Series | ACQD JIS compact double-rod cylinder |
| Bore size | Ø20 mm |
| Stroke | 30 mm |
| Acting type | Double acting, double rod |
| 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 | 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 | 118 N | 118 N |
| 0.7 MPa | 165 N | 165 N |
| Max (@1.0 MPa) | 24 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. |
|---|---|
| 20 | Bore size in mm. |
| ×30 | 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 pusher plate in packaging machinery where identical 117.8N push and pull forces are required to shift cartons evenly in both directions.
Carries a small electronic component gripper directly on the second rod end without an external guide, utilizing the torsional resistance of the twin rods.
Actuates two separate workstations simultaneously from a single 30mm stroke body, using both protruding rod ends to index small jigs.
When sizing this 20mm bore, moving down to a 16mm bore drops the bidirectional force to 75.4N at 0.5MPa, while stepping up to a 25mm bore increases it to 188.9N. If your mechanism only requires force in one direction, a single-rod ACQ offers a more compact footprint. For heavy lateral loads, a guided TACQ provides enhanced bearing support. This ACQD20X30 ships with a female M5x0.8 rod-end thread and an M5x0.8 PT port; add an external rod lock if fail-safe load holding is required.
Quick checklist
The cylinder provides equal push and pull forces of 117.8N at 0.5MPa and 164.9N at 0.7MPa, with a maximum capacity of 24kgf at 1.0MPa. Because the twin rods create identical annular areas on both sides, the forces are perfectly balanced. The maximum standard stroke available for this 20mm bore is 100mm.
It uses fixed TPU elastomer bumpers at both stroke ends rather than adjustable air cushions. For high kinetic energy loads, an external shock absorber should be added. A plain ACQD does not hold position on air loss; the rod drifts, so an external rod lock or pilot check valve is required for fail-safe holding.
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