
The AirTAC Airtac PHV Hand Valve Connector PHV6AD is a genuine finger valve (manual shut-off) for shutting compressed air off by hand at the point of use.
The PHV6AD is a finger valve: a manual quarter-turn shut-off valve for Dia 6 mm soft nylon or polyurethane tubing. Turn the cap with a fingertip and the air path closes fully - this is the only part family in the AirTAC speed-controller kit that seals completely when closed, because a metering speed controller is designed to leak slightly at its end stop. Push the cap back and flow resumes.
The A in the code is the 3-port version. When you shut the valve, the outlet port vents downstream air to atmosphere, so the actuator and tubing after the valve bleed down instead of holding pressure - useful when an operator must not be surprised by a stored charge. The D suffix is the black body colour instead of standard grey. PHV valves contain no brass at all, so the PHV6AD is copper-free by default and suits electronics assembly, plating lines and other copper-sensitive areas. Ratings: 0-1.0 MPa working, 1.5 MPa proof, -20 to +70 C, and -750 mmHg vacuum.
| Model | Airtac PHV Hand Valve Connector PHV6AD |
|---|---|
| Type | Finger valve (manual shut-off) |
| Series | PHV |
| Adjustment | Quarter-turn knob |
| Orientation | Inline, tube to tube |
| Working pressure | 0 - 1.0 MPa (0 - 10 kgf/cm2) |
|---|---|
| Negative pressure | -750 mmHg (10 Torr) |
| Proof pressure | 1.5 MPa |
| Temperature | -20 to +70 °C |
| Applicable tubing | Soft nylon or polyurethane tube |
| Thread standard | PT (Rc tapered) unless the code says otherwise |
POM release button and chuck, aluminium-alloy guide, stainless spring gasket, NBR O-ring; body brass or PBT depending on the part. AirTAC publishes flow as a characteristic curve rather than a single figure, so no L/min value is listed.
| PHV | Finger valve (manual shut-off). |
|---|---|
| 4 / 6 / 8 / 10 / 12 | Tube outside diameter in mm (3.2 mm exists on the mini series). |
| M5 / 01 / 02 / 03 / 04 | Thread: M5x0.8, 1/8", 1/4", 3/8", 1/2" (M3 on the mini series). |
| A / B | A = 3-port (vents the outlet when shut). B = 2-port. |
| D | Black. Blank = grey. |
On a laboratory pneumatic test fixture fed by 6 mm tubing, the 3-port A action vents the fixture side to atmosphere at shutoff, so no residual pressure is trapped in the work zone between tests.
A copper-free valve matters on an SMT or electronics assembly bench. The PHV6AD has no brass in its construction, so it can sit directly in the 6 mm drop to a pick-up pen or small gripper without copper contamination risk.
During label or format changeover on a packaging machine, an operator closes the black quarter-turn cap to kill air to one 6 mm circuit - no tools, no reaching for the main FRL shut-off, no resetting cylinder speeds afterwards.
Dia 6 is the smallest tube bore in the PHV ladder - the code below it does not exist, so PHV8AD is the only step up. Moving from 6 to 8 mm increases the bore and the capacity of the valve, but if you are feeding a small actuator, gripper or vacuum ejector, the 6 mm bore keeps the whole circuit compact and matches standard 6 mm one-touch hardware. Fit soft nylon or polyurethane tube only; the finger seal is not made for rigid PA pipe.
Use this valve to isolate, not to regulate. If you need to set a cylinder speed, pick a PSL or PSLT style speed controller; if you need a hard, vented stop for maintenance or changeover, the PHV6AD is the right tool. Mount it where a hand can reach it without tools - the whole point of the design is tool-free, fingertip operation at the point of use.
Quick checklist
Working pressure 0-1.0 MPa (0-10 kgf/cm2), negative pressure -750 mmHg (10 Torr), proof pressure 1.5 MPa, operating temperature -20 to +70 C. It takes Dia 6 mm soft nylon or polyurethane tube, has no thread port in the order code, and the D suffix means a black body rather than grey. Construction contains no brass, making it copper-free as standard.
Type A has three ports, and when the cap is turned to shutoff the outlet port opens to atmosphere. Air downstream of the valve escapes instead of staying trapped, which depressurises the actuator and tubing on the far side. Type B is the 2-port version that simply blocks flow and holds downstream pressure. Choose A wherever a person will work on or near the circuit after closing it.
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