
The AirTAC Airtac ACQD Double Acting Compact Cylinder ACQD63X50B is a genuine double-acting COMPACT (JIS) cylinder with a piston rod out BOTH ends — a Ø63mm bore and 50mm 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 ACQD63X50B is a double-acting JIS compact cylinder featuring twin rods extending from both ends. Because a rod occupies each chamber, the annular area is identical in both directions, yielding equal push and pull forces of 1401.5N at 0.5MPa (1962.2N at 0.7MPa). This symmetry is ideal for applications needing consistent bi-directional power.
The dual-rod architecture inherently resists torsion and extends guide length, removing the need for an external anti-rotation guide. It includes a male M18x1.5 rod-end thread for direct mounting, a fixed NBR elastomer bumper at each end, and PT1/4 ports. Note that this unit ships without a magnet; it will not trigger reed or solid-state switches.
| Model | Airtac ACQD Double Acting Compact Cylinder ACQD63X50B |
|---|---|
| Series | ACQD JIS compact double-rod cylinder |
| Bore size | Ø63 mm |
| Stroke | 50 mm |
| Acting type | Double acting, double rod |
| Port size | PT1/4 |
| Rod end thread | M10×1.5 female / M18×1.5 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 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 | 1402 N | 1402 N |
| 0.7 MPa | 1962 N | 1962 N |
| Max (@1.0 MPa) | 286 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. |
|---|---|
| 63 | Bore size in mm. |
| ×50 | 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 1401.5N force in both directions ensures stable product transfer without momentum shifts.
Pushes workpieces on an assembly conveyor; the dual rods absorb lateral torque without needing a separate external guide rail.
Uses the second protruding rod end to drive a secondary clamp or sensor flag simultaneously on a metal-forming machine.
Providing 1401.5N at 0.5MPa, this 63mm bore sits between the 50mm (824.6N) and 80mm (2267.8N) models. Choose the smaller size for lower energy needs, or the larger if your payload exceeds 1.4kN. If your mechanism only requires one-sided actuation, a single-rod ACQ is more space-efficient. For operations demanding extreme precision over long strokes, consider a guided TACQ. Confirm the 50mm stroke, PT1/4 port, and male M18x1.5 thread when ordering.
Quick checklist
It delivers equal push and pull forces of 1401.5N at 0.5MPa and 1962.2N at 0.7MPa, with a maximum of 286kgf at 1.0MPa. Push and pull are equal because the double-rod design creates the same annular area in both chambers. The maximum standard stroke for a 63mm bore is 100mm.
No, a plain ACQD does not hold position on air loss; you need an external rod lock or pilot check valve for fail-safe holding. Deceleration is handled by fixed NBR elastomer bumpers at each end, not adjustable air cushions, so external shock absorbers are recommended for high-energy loads.
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