
The AirTAC ACQD Double Acting Compact Cylinder ACQD16X50B is a genuine double-acting COMPACT (JIS) cylinder with a piston rod out BOTH ends — a Ø16mm bore and 50mm 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 ACQD16X50B is a double-acting JIS compact cylinder where an 8mm rod protrudes from both ends. Because the annular piston area is identical on both sides, push and pull forces are equal at 75.4N at 0.5MPa and 105.6N at 0.7MPa. The twin rods resist rotation and provide a longer guide length, allowing you to carry a small tool platform without needing an external anti-rotation guide.
This 50mm stroke variant features a male M6x1.0 rod-end thread for direct load coupling and a PT M5x0.8 port. It uses a fixed TPU elastomer bumper at each end for end-of-stroke deceleration rather than an adjustable air cushion. The body includes magnetic-switch grooves, but this specific unit ships without a magnet.
| Model | Airtac ACQD Double Acting Compact Cylinder ACQD16X50B |
|---|---|
| Series | ACQD JIS compact double-rod cylinder |
| Bore size | Ø16 mm |
| Stroke | 50 mm |
| Acting type | Double acting, double rod |
| Port size | M5×0.8 |
| Rod end thread | M4×0.7 female / M6×1.0 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 60 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 | 75 N | 75 N |
| 0.7 MPa | 106 N | 106 N |
| Max (@1.0 MPa) | 15 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. |
|---|---|
| 16 | Bore size in mm. |
| ×50 | 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 transfer mechanism in electronics assembly, using the equal push and pull forces to move components smoothly in both directions without force imbalance.
Carries a small pneumatic gripper on a packaging line, relying on the two rods to prevent platform rotation and maintain precise vertical alignment during pick operations.
Actuates a secondary sensor flag or second load from the rear rod end on a test fixture, allowing one cylinder to trigger two separate machine events simultaneously.
For this 16mm bore, the 75.4N output at 0.5MPa sits between the 42.4N of a 12mm bore and the 117.8N of a 20mm bore. Choose the 16mm when you need slightly more force than the smallest size but want to keep the envelope compact. If your application only requires single-direction actuation and you do not need anti-rotation, a single-rod ACQ cylinder is simpler and lighter. Confirm your ordering code includes the B suffix for the male M6x1.0 thread and verify your 50mm stroke is within the 60mm maximum standard limit for this bore.
Quick checklist
The push and pull forces are equal at 75.4N at 0.5MPa and 105.6N at 0.7MPa, with a maximum of 15kgf at 1.0MPa. The maximum standard stroke available for a 16mm bore is 60mm.
It uses fixed TPU elastomer bumpers at both ends, not adjustable air cushions. A plain ACQ-type cylinder does not hold its load if air is lost; for fail-safe holding, you must add an external rod lock or pilot-operated check valve.
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