
The AirTAC Airtac PMF Female Thread Bulkhead Straight Through Fitting PMF801D is a genuine bulkhead connector for push-in tube connection, rated 0 - 1.0 MPa (0 - 10 kgf/cm2) with a 1.5 MPa proof pressure.
The AirTAC PMF801D is a bulkhead female connector from the PMF range of resin one-touch fittings, sized for Dia 8 mm soft nylon or polyurethane tube on the tube side and a 1/8 in PT female thread on the port side. Its job is different from a plain threaded elbow: the threaded barrel passes through a hole in a panel, enclosure wall or machine frame, and the supplied locknut - M16x1 for the Dia 8 size - clamps the fitting flush so the tube connection sits exactly where you put it.
Insertion is the standard one-touch action: push the Dia 8 tube home and the stainless spring gasket and chuck set grip it for a sealed joint; press the POM release ring to free it. This is the resin and brass profile, not the metal BP line: working pressure 0-1.0 MPa, vacuum to -750 mmHg, proof pressure 1.5 MPa, and a service temperature of -20 to +70 C. The female port is supplied with sealant already on the thread, so your male plug or screw-in adaptor seals without extra tape in most cases. The D suffix on this SKU means the body is moulded in black rather than the standard grey - on PMF parts that is the whole body, not just the release button.
| Model | Airtac PMF Female Thread Bulkhead Straight Through Fitting PMF801D |
|---|---|
| Type | Bulkhead connector |
| Series | PMF |
| 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.
| PMF | Bulkhead 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. |
Mount the PMF801D through the side wall of an electrical enclosure on a cartoner or flow-wrapper, so solenoid valve manifolds and gauges stay inside the cabinet while the Dia 8 tube runs outside to the vacuum cups and gripper cylinders.
On a liquid-handling or sample-prep station, the black PMF801D bulkheads through the aluminium frame of the working deck, letting technicians swap Dia 8 air lines at the deck edge without opening the pneumatics bay below.
On a conveyor or assembly fixture built from box-section steel, bulkhead the fitting through a drilled hole in the frame and screw a male adaptor with a mini regulator into the 1/8 in female port, giving operators a local, tool-free air drop.
Step down to PMF Dia 6 when the line feeds a small pick-and-place cylinder or a low-flow sensor port; step up to Dia 10 when the bulkhead carries a main feed to a larger actuator or a manifold inlet. On the thread side, the next size up is PMF802D with a 1/4 in PT female port - useful when the mating adaptor is a standard 1/4 in regulator or valve stud. A bulkhead shape is the right answer whenever you want the tube connection on the outside of an enclosure and the pipework or gauge inside, because the fitting itself becomes the sealed panel penetration.
Two practical checks before ordering. First, the port is female PT, so you need to supply a male-threaded adaptor, plug or bulkhead-style gauge - PMF does not terminate in a male stud the way the PC series does. Second, tube OD must match exactly: this fitting holds Dia 8 mm tube only, and a nominal 5/16 in (7.9 mm) tube will not seat in the chuck reliably.
Quick checklist
Working pressure 0-1.0 MPa (0-10 kgf/cm2); vacuum capability down to -750 mmHg (10 Torr); proof pressure 1.5 MPa; operating temperature -20 to +70 C. This SKU joins Dia 8 mm soft nylon or polyurethane tube on the one-touch side to a 1/8 in PT female thread on the port side, with an M16x1 locknut for panel mounting, and the body is moulded in black (D suffix). It belongs to the resin and brass one-touch profile, rated to 1.0 MPa - not the 0.9 MPa metal BP line.
Any male-threaded component in the matching PT size - a male stud adaptor, a bulkhead plug, or a small pressure gauge or mini regulator with a 1/8 in male thread. The PMF port arrives with sealant pre-applied to its thread, and M5-size parts in this family use a sealing gasket instead. Do not use PTFE tape generously on top of the pre-applied sealant; a light touch is enough, and excess tape can shed into the air line.
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