
The AirTAC Airtac PCF Female Thread Straight Fitting PCF601 is a genuine female connector for push-in tube connection, rated 0 - 1.0 MPa (0 - 10 kgf/cm2) with a 1.5 MPa proof pressure.
The PCF601 is an AirTAC PCF female connector, the one-touch fitting that turns a 1/8in PT internal thread into a push-in socket for Dia 6 mm soft nylon or polyurethane tubing. Push the tube square into the collet until it bottoms out and the stainless chuck grips it under spring load; press the POM release ring and the tube slides straight back out. No tools touch the tube side of the joint.
This is the resin/brass spec profile, not the metal BP line: 0 to 1.0 MPa working pressure, -750 mmHg (10 Torr) vacuum, 1.5 MPa proof pressure and -20 to +70 C. The body is PBT on a brass stud, the guide is aluminium alloy and the O-ring is NBR. The female thread arrives with sealant already applied, and the standard colour is grey - on the PCF series the D suffix changes the whole body to black, not just the button as it does on the PC connector.
| Model | Airtac PCF Female Thread Straight Fitting PCF601 |
|---|---|
| Type | Female connector |
| Series | PCF |
| Connection | Push-in one-touch |
| 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.
| PCF | Female connector. |
|---|---|
| 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). |
| D | Black. Blank = grey. |
A 1/8in female port on an air preparation unit takes the PCF601 directly, handing a Dia 6 mm nylon drop line to a bench-mounted air gun or small cylinder without a threaded nipple.
Packaging and pick-and-place machines often expose 1/8in male studs on the valve manifold; the PCF601 threads on with its pre-applied sealant and lets Dia 6 mm tube run straight to the gripper or ejector cylinder.
On a robotic gripper where every millimetre of axial space counts, the compact PCF body screws onto a 1/8in stud and accepts a flexible polyurethane line that survives continuous wrist flexing.
Dia 6 mm on a 1/8in thread sits in the middle of the shared PC/PCF ladder, which runs from Dia 4 to Dia 12 on this thread size. Stepping down to Dia 4 lightens the fitting for cramped manifolds but chokes the bore feeding the actuator; stepping up to Dia 8 or Dia 10 moves more air through the same 1/8in port but needs the clearance for a fatter body. Whatever you pick, the tube OD must match the fitting exactly - a Dia 6 collet will not seal on 1/4in (6.35 mm) tube.
Choose a female connector when the machine already presents a male threaded stud, such as a valve or FRL outlet; if the port is female instead, the PC male connector in 1/8in is the mirror-image part. Where the panel wall itself must be the mounting face, the PMF bulkhead connector is the shape that does that job.
Quick checklist
It is a Dia 6 mm one-touch female connector with a 1/8in PT internal thread. Working pressure 0 to 1.0 MPa (0 to 10 kgf/cm2), proof pressure 1.5 MPa, vacuum down to -750 mmHg (10 Torr), and a temperature range of -20 to +70 C. AirTAC rates it for soft nylon or polyurethane tubing only.
No. AirTAC ships every threaded one-touch part with sealant already on the thread, so the PCF601 seals on the PT stud as delivered; only the M5 sizes in this catalogue use a sealing gasket instead. Just confirm the tube is true 6 mm OD soft nylon or PU - the collet cannot compensate for an off-size or rigid tube.
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