
The AirTAC Airtac ACQD Double Acting Compact Cylinder ACQD100X20 is a genuine double-acting COMPACT (JIS) cylinder with a piston rod out BOTH ends — a Ø100mm bore and 20mm 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 ACQD100X20 is a double-acting JIS compact cylinder featuring a twin-rod design where a Ø32mm piston rod protrudes from both body ends. Because a rod occupies each chamber, the annular area is identical in both directions, yielding equal push and pull forces of 3524.8N at 0.5MPa and 4934.8N at 0.7MPa. This symmetric thrust enables perfectly balanced advance and retract cycles.
The dual rods resist torsion and extend guide length, supporting a tool platform directly without external anti-rotation guides. It features a fixed NBR elastomer bumper at each end for end-of-stroke deceleration rather than an adjustable air cushion. The second rod end can drive a sensor flag or secondary load. Note this variant ships without a magnet, though grooves for reed or solid-state switches remain machined in the body.
| Model | Airtac ACQD Double Acting Compact Cylinder ACQD100X20 |
|---|---|
| Series | ACQD JIS compact double-rod cylinder |
| Bore size | Ø100 mm |
| Stroke | 20 mm |
| Acting type | Double acting, double rod |
| Port size | PT3/8 |
| Rod end thread | M20×2.5 female / M26×1.5 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 | 3525 N | 3525 N |
| 0.7 MPa | 4935 N | 4935 N |
| Max (@1.0 MPa) | 719 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. |
|---|---|
| 100 | Bore size in mm. |
| ×20 | 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 high-tonnage stamping die in an automotive parts plant, utilizing the 4934.8N equal thrust to ensure identical forming pressure on both advance and retract strokes.
Shoves heavy pallets along a packaging line, where the dual rods prevent the pusher plate from twisting under offset loads without needing a separate guide rail.
Operates a synchronized clamping fixture on a machinery assembly line, using the second protruding rod end to mechanically trigger a mechanical valve on the opposite side.
With a 100mm bore and 20mm stroke, this unit provides 719kgf maximum thrust at 1.0MPa. When sizing, the 80mm bore yields 2267.8N at 0.5MPa, while the larger 125mm bore provides 5733.8N at 0.5MPa. Choose a single-rod ACQ if your application only requires forward work and space is strictly one-sided. If your mechanism needs longer strokes beyond the 100mm standard maximum or demands external guide shafts, a guided TACQ cylinder fits better. Confirm your PT3/8 port and female M20x2.5 rod-end thread compatibility before ordering.
Quick checklist
It delivers an equal push and pull force of 3524.8N at 0.5MPa and 4934.8N at 0.7MPa, with a maximum thrust of 719kgf at 1.0MPa. Push and pull forces are identical because the twin rods create equal annular areas in both chambers. The standard maximum stroke for this 100mm bore is 100mm.
It uses fixed NBR elastomer bumpers at both ends to decelerate the piston near stroke limits, which is not an adjustable air cushion. For high kinetic energy loads, add an external shock absorber. A plain ACQD does not hold its position on air loss; install an external rod lock or pilot-operated check valve for fail-safe load holding.
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