
The AirTAC ACQD Double Acting Compact Cylinder ACQD20X15SB is a genuine double-acting COMPACT (JIS) cylinder with a piston rod out BOTH ends — a Ø20mm bore and 15mm 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 ACQD20X15SB is a double-acting JIS compact cylinder featuring twin Ø10 mm rods extending from both body ends. Because a rod occupies each chamber, the annular area remains identical in both directions, yielding perfectly equal push and pull forces of 117.8 N at 0.5 MPa. This symmetry is ideal for applications requiring consistent bi-directional power.
Equipped with a male M8x1.25 rod-end thread, this unit couples directly to your tooling. The fixed TPU elastomer bumper at each end manages end-of-stroke impact without needing adjustable cushions. The integrated -S piston magnet supports reed or solid-state switches via the body grooves, while the M5x0.8 PT port ensures reliable pneumatic supply.
| Model | Airtac ACQD Double Acting Compact Cylinder ACQD20X15SB |
|---|---|
| Series | ACQD JIS compact double-rod cylinder |
| Bore size | Ø20 mm |
| Stroke | 15 mm |
| Acting type | Double acting, double rod |
| Port size | M5×0.8 |
| Rod end thread | M5×0.8 female / M8×1.25 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 | 118 N | 118 N |
| 0.7 MPa | 165 N | 165 N |
| Max (@1.0 MPa) | 24 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. |
|---|---|
| 20 | Bore size in mm. |
| ×15 | 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 pick-and-place arms in electronics assembly where identical push and pull forces keep component placement stable in both directions.
Pushes parts on a packaging conveyor without twisting, using the dual rods to resist rotational torque during contact with uneven cartons.
Operates a secondary sensor flag or cam on the rear rod end to trigger a valve on a textile machine while the front rod performs work.
Providing 117.8 N of force at 0.5 MPa, this 20 mm bore sits between the 75.4 N ACQD16 and the 188.9 N ACQD25; choose the larger bore if your load demands higher thrust, or the smaller for lighter duties. A single-rod ACQ20 fits if you lack space for a second protruding rod and do not need equal push/pull dynamics. For pure linear guidance without pneumatic drive, a guided TACQ slide offers superior moment resistance. Confirm your 15 mm stroke, the male M8x1.25 thread, and the M5x0.8 port when ordering.
Quick checklist
It generates equal push and pull forces of 117.8 N at 0.5 MPa and 164.9 N at 0.7 MPa, with a maximum capacity of 24 kgf at 1.0 MPa. The operating pressure range is 0.15-1.0 MPa, and the maximum standard stroke for this 20 mm bore is 100 mm.
No, a plain ACQD does not hold its load on air loss; you need an external rod lock or pilot check valve for fail-safe holding. Deceleration is handled by fixed TPU elastomer bumpers at both ends, not adjustable air cushions, so add an external shock absorber for high-energy loads.
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