Airtac PLL L-Type Extended Thread Connector PLL603D-S
SUS304 stainless variant (-S)The AirTAC Airtac PLL L-Type Extended Thread Connector PLL603D-S is a genuine extended male elbow for push-in tube connection, rated 0 - 1.0 MPa (0 - 10 kgf/cm2) with a 1.5 MPa proof pressure.
- TypeExtended male elbow
- SeriesPLL
- 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 PLL L-Type Extended Thread Connector PLL603D-S
The PLL603D-S is an AirTAC PLL extended male elbow, a one-touch fitting whose longer nose projects further from the port than a standard PL elbow so the tube can turn away cleanly in crowded plumbing. This SKU joins Dia 6 mm soft nylon or polyurethane tubing to a 3/8 in PT male thread, and because the code carries the D suffix the PBT body itself is black, not just the release button. Assembly is push-to-connect: push the tube home and the chuck grips it against the stainless spring gasket with the NBR O-ring sealing the bore; press the release ring and the tube frees. The male thread leaves the factory with sealant already applied.
This is the resin and brass one-touch profile, not the metal BP line: working pressure 0-1.0 MPa (0-10 kgf/cm2), vacuum to -750 mmHg (10 Torr), proof pressure 1.5 MPa, temperature -20 to +70 C. On the -S variant of the PLL family the fitting body stays PBT while the male stud is SUS304 stainless steel, which is where the corrosion resistance lives on this part. Ratings, the tube and thread ladder and the dimension tables are identical to the standard grey PLL603 - nothing is re-rated and nothing changes size.
Airtac PLL L-Type Extended Thread Connector PLL603D-S Technical Specifications
| Model | Airtac PLL L-Type Extended Thread Connector PLL603D-S |
|---|---|
| Type | Extended male elbow |
| Series | PLL |
| Connection | Push-in one-touch |
| Body material | Stainless steel 304 (-S variant) |
| 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. Stainless (-S): SUS304 in place of brass - a solid SUS304 body on the PC and POC straight connectors, and a PBT body with a SUS304 stud on the elbow, tee and branch shapes. Working pressure, proof pressure and temperature are unchanged from the standard version. AirTAC publishes flow as a characteristic curve rather than a single figure, so no L/min value is listed.
Model Code: Airtac PLL L-Type Extended Thread Connector PLL603D-S
| PLL | Extended 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. |
| -S | Stainless-steel body. |
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 PLL L-Type Extended Thread Connector PLL603D-S Is Used
Plating and wet-process line actuation
The SUS304 male stud on the PLL603D-S shrugs off splash near nickel, zinc and pickling tanks, and the extended nose lets a 6 mm tube drop vertically from a 3/8 in cylinder port on a transfer arm without fouling the jig rail.
Packaging machine guard clearance
On a cartoner or flow wrapper the cylinder ports often sit behind a frame rail or guard post; the longer PLL body carries the Dia 6 tube clear of the obstruction before bending, where a standard PL elbow would kink the run against the casting.
CNC toolchanger kick and clamp lines
Tool changers pair small 6 mm unclamp cylinders with generously sized 3/8 in manifold ports; this elbow threads straight into the port, turns the tube along the carousel wall and its SUS304 stud holds up where soluble-oil mist attacks plated brass studs.
Is the Airtac PLL L-Type Extended Thread Connector PLL603D-S the Right Part?
On the same 3/8 in thread, the tube ladder runs Dia 6, 8, 10 and 12, so Dia 6 is the smallest bore AirTAC makes in a PLL 3/8 in and the next step up is PLL803 for 8 mm tube, which widens the bore feeding the port. In thread terms the Dia 6 ladder runs M5, 1/8 in and 1/4 in below this one - a useful drop when a manifold or valve port is smaller than 3/8 in. There is no step above: the PLL 1/2 in range begins at Dia 10, so if your port is 1/2 in you must also move to 10 mm or 12 mm tube. Match the thread to the port and the tube to the actuator independently; a 6 mm line can legitimately feed a 3/8 in manifold tapping. And keep the tube OD exact - a Dia 6 fitting will not hold 1/4 in tube.
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 PLL L-Type Extended Thread Connector PLL603D-S FAQ
It is an AirTAC PLL extended male elbow for Dia 6 mm soft nylon or polyurethane tube on a 3/8 in PT male thread, black PBT body with SUS304 stud. Working pressure 0-1.0 MPa (0-10 kgf/cm2), negative pressure -750 mmHg (10 Torr), proof pressure 1.5 MPa, temperature range -20 to +70 C. The thread arrives with sealant pre-applied.
No. On the PLL family the -S variant keeps the PBT body, POM release button and aluminium guide; only the male stud is SUS304. Pressure, vacuum and temperature figures are unchanged from the standard part. AirTAC also publishes this range in PT thread only, so there is no G or NPT version of this code.
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Most inquiries answered within 7-8 hours.
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