
The AirTAC Airtac ACQD160 Double Acting Slim Cylinder ACQD160X40S is a genuine double-acting COMPACT (JIS) cylinder with a piston rod out BOTH ends — a Ø160mm bore and 40mm 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 ACQD160X40S is a JIS compact double-acting cylinder where a 40mm piston rod protrudes from both ends. Because a rod occupies each chamber, the annular area is identical on extension and retraction. This means push and pull forces are perfectly equal at 9424.8N at 0.5MPa and 13194.7N at 0.7MPa, reaching a maximum of 1922kgf at 1.0MPa.
The twin rods provide a long guide length and high torsional resistance, allowing you to mount a heavy tool platform directly without needing an external anti-rotation guide. The second rod end can drive a sensor flag or a secondary load. It uses fixed NBR elastomer bumpers at both ends for end-of-stroke deceleration, and the included -S magnet works with reed or solid-state switches in the body grooves.
| Model | Airtac ACQD160 Double Acting Slim Cylinder ACQD160X40S |
|---|---|
| Series | ACQD JIS compact double-rod cylinder |
| Bore size | Ø160 mm |
| Stroke | 40 mm |
| Acting type | Double acting, double rod |
| Port size | PT3/8 |
| Rod end thread | M24×3.0 female / M36×1.5 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 300 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 | 9425 N | 9425 N |
| 0.7 MPa | 13195 N | 13195 N |
| Max (@1.0 MPa) | 1922 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. |
|---|---|
| 160 | Bore size in mm. |
| ×40 | 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 large forming press or shear blade in a metalworking plant, using the dual rods to withstand high off-center loads without twisting.
Powers a heavy material transfer carriage in an automotive assembly line, utilizing the equal push and pull forces for balanced, precise bi-directional indexing.
Actuates clamps on two separate stations simultaneously from a single body in a large-scale packaging machine, using both protruding rod ends effectively.
This 160mm bore generates 9424.8N of force both ways, sitting below the 9424.8N figure of the 140mm bore but offering a massive 1922kgf max output. If your application requires less force, the 140mm bore provides 7294.8N at 0.5MPa. Choose a single-rod ACQ if you only need unidirectional pushing and want to save space. A guided TACQ is better if your load requires extreme lateral stability beyond what the twin rods provide. Ensure you specify the PT3/8 port and the default M24x3.0 female rod-end thread when ordering.
Quick checklist
The push and pull forces are equal at 9424.8N (0.5MPa) and 13194.7N (0.7MPa), with a maximum of 1922kgf at 1.0MPa. Push equals pull because the rod occupies both chambers, creating identical annular areas. The max standard stroke is 300mm, the port is PT3/8, and the default female rod-end thread is M24x3.0.
No, a plain ACQD does not hold position on air loss or when a valve is centered; the rod will drift. The fixed NBR elastomer bumpers only decelerate the piston near the stroke ends and do not act as a brake. For fail-safe load holding, you must install an external rod lock or a pilot-operated check valve.
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