
The AirTAC ACQD Double Acting Compact Cylinder ACQD16X45S is a genuine double-acting COMPACT (JIS) cylinder with a piston rod out BOTH ends — a Ø16mm bore and 45mm 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 ACQD16X45S is a double-acting JIS compact cylinder featuring twin rods that exit from both ends of its riveted body. Because a rod occupies each chamber, the annular area is identical in both directions, yielding equal push and pull thrust of 75.4N at 0.5MPa and 105.6N at 0.7MPa. This 16mm bore unit carries an 8mm piston rod, M5x0.8 port, and a 45mm stroke within a short 60mm maximum standard envelope.
The symmetrical design prevents rotation and provides an extended guide length without needing an external anti-rotation block. The second rod end can drive a sensor flag or mount a secondary tool. Fixed TPU elastomer bumpers absorb impact energy at stroke extremes, while the integrated -S magnet supports reed or solid-state switches in the body grooves.
| Model | Airtac ACQD Double Acting Compact Cylinder ACQD16X45S |
|---|---|
| Series | ACQD JIS compact double-rod cylinder |
| Bore size | Ø16 mm |
| Stroke | 45 mm |
| Acting type | Double acting, double rod |
| Port size | M5×0.8 |
| Rod end thread | M4×0.7 female / M6×1.0 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 60 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 | 75 N | 75 N |
| 0.7 MPa | 106 N | 106 N |
| Max (@1.0 MPa) | 15 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. |
|---|---|
| 16 | Bore size in mm. |
| ×45 | 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 line shuttle where identical advance and retract forces ensure stable product transfer without rotational drift.
Uses the second rod end on an electronics assembly machine to mount a sensor flag while simultaneously actuating a small gripper.
Indexes small electronic modules on a test fixture, relying on the dual rods to resist torsional load and maintain alignment.
For context, the smaller 12mm bore yields 42.4N at 0.5MPa, whereas the larger 20mm bore provides 117.8N at 0.5MPa. If your mechanism only requires one-sided actuation, a single-rod ACQ cylinder saves space. If your load needs precise linear guidance beyond what twin rods offer, a guided TACQ table cylinder is preferable. To order, confirm the 45mm stroke, the default female M4x0.7 rod-end thread, and PT port threading.
Quick checklist
It delivers an equal push and pull force of 75.4N at 0.5MPa and 105.6N at 0.7MPa, with a maximum load of 15kgf at 1.0MPa. The equal force occurs because the rod occupies both chambers, making the annular area identical in each direction. The maximum standard stroke available for this 16mm bore is 60mm.
It uses fixed TPU elastomer bumpers at both ends to absorb impact, meaning there are no adjustable air cushions. A plain ACQD does not hold its load if air pressure is lost; for fail-safe position holding, you must add an external rod lock or a pilot-operated check valve.
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