Airtac PL L Connector PL604
The AirTAC Airtac PL L Connector PL604 is a genuine male elbow for push-in tube connection, rated 0 - 1.0 MPa (0 - 10 kgf/cm2) with a 1.5 MPa proof pressure.
- TypeMale elbow
- SeriesPL
- Working pressure0 - 1.0 MPa (0 - 10 kgf/cm2)
- Proof pressure1.5 MPa
- Temperature-20 to +70 °C
- No minimum order. A single piece can be ordered.
- Ready in 3–5 business days. That is the time we take to process the order and hand it to the carrier. Transit time after that depends on the destination.
About the Airtac PL L Connector PL604
The AirTAC PL604 is a PL male elbow one-touch fitting: it joins a Dia 6 mm soft nylon or polyurethane tube to a 1/2in PT male thread, turning the airline through 90 degrees at the port. Push the tube into the chuck and the stainless spring gasket grips it for a sealed connection; press the POM release ring and the tube frees off for re-routing. The 1/2in thread arrives from the factory with sealant already applied, so the fitting is ready to wind straight into a tapped port.
PL604 sits on the resin and brass spec profile: working pressure 0-1.0 MPa, vacuum down to -750 mmHg (10 Torr), proof pressure 1.5 MPa, and a temperature window of -20 to +70 C. The elbow body is PBT with a brass stud and an aluminium-alloy guide. A useful quirk of the PL ladder: the 1/2in thread accepts everything from Dia 6 to Dia 12 tube, whereas the more compact PLL extended elbow in 1/2in only takes Dia 10 and Dia 12. If your port is fixed at 1/2in but the line is a slim 6 mm actuator feed, PL604 is one of the few catalogued answers.
Airtac PL L Connector PL604 Technical Specifications
| Model | Airtac PL L Connector PL604 |
|---|---|
| Type | Male elbow |
| Series | PL |
| 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.
Model Code: Airtac PL L Connector PL604
| PL | Male elbow. |
|---|---|
| 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. |
Fitting & Sealing Notes
- check Cut the tube square and clean before pushing it home, or the seal will leak.
- check Push until it stops, then pull back to check the chuck has gripped.
- check To release, press the collet ring fully in and pull the tube out.
- check Threaded parts arrive with sealant on the thread; M5 sizes use a sealing gasket.
- check Match the tube OD exactly - a 6 mm fitting will not hold 1/4" tube.
Where the Airtac PL L Connector PL604 Is Used
Stepping a valve island port down to a 6 mm line
Pneumatic valve islands and air-preparation blocks often carry 1/2in ports regardless of downstream demand. PL604 screws into that port and hands off to a 6 mm tube feeding a compact gripper or pilot line on a pick-and-place head.
Elbow at a cylinder port behind a machine guard
On packaging machinery the rod-side port of a compact cylinder frequently sits hard against the inside of a guard panel. A 90 degree male elbow at a fixed PT port keeps the 6 mm supply tube flat against the housing instead of bowing out into the moving envelope.
Bench take-off from a workshop ring main
A workshop air ring main built on 1/2in threaded runs can be tapped at any point: PL604 turns the drop 90 degrees and passes a flexible 6 mm polyurethane hose down to a bench blow-off gun or air table, with release-button disconnect when the station is rearranged.
Is the Airtac PL L Connector PL604 the Right Part?
PL604 is the bottom rung of the Dia 6 thread ladder on the 1/2in row, so there is no smaller tube on this thread to step down to. If you can drop the port to 3/8in instead, PL603 gives the same 6 mm tube on the smaller thread and usually saves panel space. Stepping up within the 1/2in thread takes you to PL804 (Dia 8 tube), which doubles the effective bore and suits lines feeding larger cylinders or longer runs where pressure drop matters. Note that a Dia 6 chuck holds only genuine 6 mm OD tube - it will not grip 1/4in imperial hose, and AirTAC publishes no imperial sizes in this series.
If the elbow has to pass through a sheet-metal wall rather than screw into a port, the PLM bulkhead male elbow is the shaped alternative; if the port angle is unknown until installation, the PH universal male elbow swivels instead of locking at 90 degrees.
Quick checklist
- ✓ Tube outside diameter matches exactly
- ✓ Thread size and standard match the port
- ✓ Working pressure within 0 - 1.0 MPa (0 - 10 kgf/cm2)
- ✓ Temperature within -20 to +70 °C
Airtac PL L Connector PL604 FAQ
PL604 is a one-touch male elbow joining Dia 6 mm tube to a 1/2in PT male thread. It works at 0-1.0 MPa (0-10 kgf/cm2), withstands vacuum to -750 mmHg (10 Torr), has a proof pressure of 1.5 MPa, and operates from -20 to +70 C. It is intended for soft nylon or polyurethane tubing and ships in the standard grey finish.
Yes. On the PL series the 1/2in thread is catalogued with tube sizes Dia 6, Dia 8, Dia 10 and Dia 12, so a 6 mm tube on a 1/2in port is a normal part of the ladder, not an oddity. It matters most when the port size is fixed by the component - a valve island, tank boss or manifold tapping - while the downstream line is a slim actuator feed. AirTAC publishes flow for these fittings as a characteristic curve only, so size the bore by the tube it feeds rather than by the thread.
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