
The AirTAC Airtac ACQD Double Acting Compact Cylinder ACQD50X100S is a genuine double-acting COMPACT (JIS) cylinder with a piston rod out BOTH ends — a Ø50mm bore and 100mm 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 ACQD50X100S is a double-acting JIS compact cylinder featuring twin Ø20mm rods exiting both ends. Because a rod occupies each chamber, the effective annular area is identical in both directions, yielding equal push and pull forces of 824.6N at 0.5MPa and 1154.5N at 0.7MPa. The extended guide length resists torsion without needing an external guide, and the second rod end can drive a sensor flag or a secondary load.
This 50mm bore unit integrates fixed NBR elastomer bumpers at stroke ends rather than adjustable air cushions, requiring external shock absorbers for high-energy cycles. Equipped with a -S piston magnet, it supports both reed and solid-state switches via its built-in grooves. Operating at 30-500mm/s with PT1/4 ports, it reaches the 100mm maximum standard stroke limit for this bore size.
| Model | Airtac ACQD Double Acting Compact Cylinder ACQD50X100S |
|---|---|
| Series | ACQD JIS compact double-rod cylinder |
| Bore size | Ø50 mm |
| Stroke | 100 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 | 825 N | 825 N |
| 0.7 MPa | 1155 N | 1155 N |
| Max (@1.0 MPa) | 168 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. |
|---|---|
| 50 | Bore size in mm. |
| ×100 | 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 pick-and-place platform in packaging lines, using the second rod end to mirror a gripper for perfectly balanced part transfers.
Pushes heavy workpieces in CNC machining centers where the twin rods prevent torsional deflection without adding a separate external guide rail.
Actuates two synchronized clamps simultaneously in automotive assembly fixtures, utilizing both protruding rod ends to drive separate mechanisms.
Operating at 0.5MPa, this 50mm bore generates 824.6N of equal force both ways. If your application requires less thrust, the ACQD40X100S provides 527.8N, while stepping up to the ACQD63X100S offers 1401.5N for heavier payloads. Choose a single-rod ACQ if symmetric force and dual-end tooling are unnecessary, or a guided TACQ cylinder if your load demands high external moment resistance. Confirm the female M10x1.5 rod-end thread and PT1/4 port size when ordering your mounting accessories.
Quick checklist
It delivers equal push and pull forces of 824.6N at 0.5MPa and 1154.5N at 0.7MPa, with a maximum capacity of 168kgf at 1.0MPa. Push and pull are equal because the twin rods create identical annular areas in both chambers. The 100mm stroke is the maximum standard length available for this 50mm bore.
No, a plain ACQD cylinder drifts when air is lost because the fixed NBR bumpers only decelerate near the stroke end and do not lock the rod. For fail-safe vertical load holding, you must install an external rod lock or a pilot-operated check valve in the pneumatic circuit.
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