
The AirTAC ACQD Double Acting Compact Cylinder ACQD40X200BH is a genuine double-acting COMPACT (JIS) cylinder with a piston rod out BOTH ends — a Ø40mm bore and 200mm 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 ACQD40X200BH is a double-acting JIS compact cylinder featuring twin rods extending from both body ends. Because a rod occupies each chamber, the effective annular area is identical in both directions, yielding equal push and pull forces of 527.8 N at 0.5 MPa and 738.9 N at 0.7 MPa. This symmetric action is ideal for precise bidirectional tasks.
This 40mm bore variant utilizes a 16mm rod diameter and PT1/8 ports. It features a fixed NBR elastomer bumper at each end for end-of-stroke deceleration rather than an adjustable cushion. As a long-stroke made-to-order configuration, the 200mm travel exceeds the 100mm standard maximum for this bore. The male M14x1.5 rod-end threads couple directly to loads, while the body retains sensor grooves despite shipping without a magnet.
| Model | Airtac ACQD Double Acting Compact Cylinder ACQD40X200BH |
|---|---|
| Series | ACQD JIS compact double-rod cylinder |
| Bore size | Ø40 mm |
| Stroke | 200 mm |
| Acting type | Double acting, double rod |
| Port size | PT1/8 |
| Rod end thread | M8×1.25 female / M14×1.5 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 | 528 N | 528 N |
| 0.7 MPa | 739 N | 739 N |
| Max (@1.0 MPa) | 108 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. |
|---|---|
| 40 | Bore size in mm. |
| ×200 | 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 pusher plate on a packaging line, utilizing the equal push and pull forces to move cartons smoothly in both directions without torque skew.
Handles electronic components on an SMT machine, where the anti-rotation twin rods maintain precise parallelism over the 200mm travel without needing external guides.
Powers a testing fixture where one rod end drives the test probe and the opposite end mounts a mechanical stop, ensuring perfectly synchronized dual-station cycling.
Providing 527.8 N at 0.5 MPa, this 40mm bore sits between the 32mm (301.6 N) and 50mm (824.6 N) options for sizing bidirectional force. If your application only requires a single pushing direction, the standard ACQ single-rod series offers higher forward thrust. For this 200mm extended travel, ensure the load is externally supported to prevent rod sag. The -B male thread provides direct mounting, but note the lack of a -S magnet means you must add external sensors if position feedback is required.
Quick checklist
It delivers an equal push and pull force of 527.8 N at 0.5 MPa and 738.9 N at 0.7 MPa, with a maximum capacity of 108 kgf at 1.0 MPa. The push and pull forces are identical because the double-rod design creates the same annular area in both chambers. The 200mm stroke is a long-stroke made-to-order variant, exceeding the 100mm standard maximum for bore 40.
It uses fixed NBR elastomer bumpers at both ends for impact absorption, not adjustable air cushions. For high-speed approaches, external shock absorbers are recommended. A plain ACQD does not hold its load if air pressure is lost; for fail-safe positioning, you must install an external rod lock or pilot-operated check valve.
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