
The AirTAC Airtac ACQD Double Acting Compact Cylinder ACQD100X90SB is a genuine double-acting COMPACT (JIS) cylinder with a piston rod out BOTH ends — a Ø100mm bore and 90mm 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 ACQD100X90SB is a double-acting JIS compact cylinder featuring a 100mm bore and a 90mm stroke. A Ø32mm piston rod protrudes from both ends, creating an identical annular area on each side. This architecture yields perfectly equal push and pull forces, delivering 3524.8N at 0.5MPa and 4934.8N at 0.7MPa in either direction. The twin-rod layout inherently resists rotation and extends the guiding length, allowing you to carry a substantial tool platform without adding an external guide.
This specific configuration includes a built-in piston magnet (-S) for position sensing and male rod-end threads (-B). The M26x1.5 male threads couple directly to your load, while the magnet works seamlessly with both reed and electronic solid-state switches housed in the body grooves. Deceleration is handled by fixed NBR elastomer bumpers at both ends. Note that a standard pneumatic cylinder drifts when air pressure is lost; for fail-safe load holding, an external rod lock or pilot check valve is required.
| Model | Airtac ACQD Double Acting Compact Cylinder ACQD100X90SB |
|---|---|
| Series | ACQD JIS compact double-rod cylinder |
| Bore size | Ø100 mm |
| Stroke | 90 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. |
| ×90 | 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 heavy machining fixture equally forward and backward, leveraging the 4934.8N bidirectional force to shuttle parts through an automated CNC cell without torque twist.
Mounts a small secondary actuator on the opposing rod end to actuate a valve flag, maintaining precise parallel motion during sheet metal stamping thanks to the extended guide length.
Powers a dual-station assembly mechanism where both rod ends simultaneously drive separate tooling heads, ensuring perfectly synchronized cycles on packaging machinery.
Selecting this 100mm bore involves comparing its 3524.8N @0.5MPa output with neighboring sizes. Dropping down to an 80mm bore provides 2267.8N, whereas stepping up to a 125mm bore yields 5733.8N. If your application does not require symmetric push/pull forces or anti-rotation, a single-rod ACQ cylinder might suffice. For operations needing extreme lateral load support beyond what the twin rods provide, a guided TACQ module is preferable. When ordering the ACQD100X90SB, confirm your need for the PT3/8 port, the M26x1.5 male rod threading, and the sensor magnet, and ensure your 90mm stroke falls within the 100mm maximum standard limit.
Quick checklist
This cylinder generates equal push and pull forces of 3524.8N at 0.5MPa and 4934.8N at 0.7MPa, with a maximum capacity of 719kgf at 1.0MPa. Push equals pull because the double-rod design creates identical annular areas on both sides. It features a 100mm bore, a 90mm stroke (max standard is 100mm), a PT3/8 port, and a male rod-end thread of M26x1.5.
It uses fixed NBR elastomer bumpers at both ends to absorb impact, meaning there is no adjustable air cushion; for high kinetic energy loads, you should add an external shock absorber. The included -S magnet allows tracking via reed or electronic solid-state switches mounted in the body grooves, and the twin rods prevent rotation during transit.
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