
The AirTAC ACQD Double Acting Compact Cylinder ACQD20X75S is a genuine double-acting COMPACT (JIS) cylinder with a piston rod out BOTH ends — a Ø20mm bore and 75mm 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 ACQD20X75S is a double-acting JIS compact cylinder with twin Ø10 mm rods extending from both body ends. Because a rod occupies each chamber, the annular piston area is identical on extension and retraction, yielding equal 117.8 N force at 0.5 MPa (164.9 N at 0.7 MPa) in both directions. This symmetry is ideal for precise push-pull cycles.
Built with a fixed TPU elastomer bumper rather than adjustable air cushions, it handles 30-500 mm/s velocities. The included -S piston magnet supports reed or solid-state sensing in the body grooves, while the second rod end can drive a sensor flag or secondary load without adding an external anti-rotation guide.
| Model | Airtac ACQD Double Acting Compact Cylinder ACQD20X75S |
|---|---|
| Series | ACQD JIS compact double-rod cylinder |
| Bore size | Ø20 mm |
| Stroke | 75 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. |
| ×75 | 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-clamp transfer mechanism in electronics assembly where matching extension and retraction speeds prevent component misalignment.
Pushes flat cartons on a packaging line using the inherent anti-rotation property of the two rods to avoid needing a separate external guide rail.
Indexes a small secondary flag or cam on the rear rod end to trigger a solid-state sensor for a two-station pick-and-place operation.
Selecting this 20 mm bore at a 75 mm stroke (within the 100 mm maximum) provides 117.8 N of bidirectional thrust. If your payload needs less force, step down to a 16 mm bore yielding 75.4 N; for heavier transfer tasks, step up to a 25 mm bore providing 188.9 N. Choose a single-rod ACQ if equal force is unnecessary, or a guided TACQ for heavy offset loads. Ensure the M5x0.8 ports and female M5x0.8 rod threads match your fittings.
Quick checklist
It generates 117.8 N of force at 0.5 MPa and 164.9 N at 0.7 MPa, with a maximum capacity of 24 kgf at 1.0 MPa. Push and pull forces are equal because the twin rods create the same annular area in both chambers. The standard stroke limit for this 20 mm bore is 100 mm, operating safely between 0.15-1.0 MPa.
It uses fixed TPU elastomer bumpers at both ends for end-of-stroke deceleration, meaning there is no adjustable air cushion. The -S option includes a piston magnet compatible with reed or electronic switches mounted in the body grooves. Note that a plain cylinder does not hold position on air loss; use an external rod lock for fail-safe holding.
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