
The AirTAC Airtac PL L Connector PL801-S 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.
PL801-S is an AirTAC PL male elbow from the resin one-touch range, joining Dia 8 mm soft nylon or polyurethane tube to a 1/8 in PT male thread. The elbow turns the air path through 90 degrees, so tubing can enter a port from above or from the side instead of standing straight out of it. Installation is push-to-connect: seat the tube fully and the chuck grips it against the stainless spring gasket; press the POM release ring to let it go.
The -S suffix on a PL part has a specific meaning that buyers should read carefully: the elbow body itself remains PBT, while the male stud is SUS304 stainless steel. That puts the corrosion resistance exactly where the fitting meets the machine port, which is the surface exposed to wash-down splash and humid ambient air. Every rating is identical to the standard PL801: 0-1.0 MPa working pressure, 1.5 MPa proof, -20 to +70 C and -750 mmHg vacuum, and the 1/8 in thread arrives with sealant already applied.
| Model | Airtac PL L Connector PL801-S |
|---|---|
| Type | Male elbow |
| Series | PL |
| 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.
| 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. |
| -S | Stainless-steel body. |
On a packaging machine with a close-fitting acrylic guard, a straight connector's Dia 8 tube can foul the cover as it closes. The PL elbow drops the tube down alongside the body of a compact bore cylinder instead.
Reagent and rinse lines on analytical wet-bench skids sit in warm, damp air that pits brass fittings at the threads. The SUS304 stud on PL801-S keeps the port-side connection clean while the PBT body adds nothing reactive.
Branching off a 1/8 in PT manifold port down to a Dia 8 actuator line is a common press-station pattern. This elbow makes that turn at the manifold face, keeping the tube run short and the bend radius gentle.
On the PL ladder a 1/8 in thread is offered for tube sizes from Dia 4 through Dia 12, so the true neighbours of this SKU are PL601-S one step down and PL1001-S one step up. Dropping to Dia 6 shrinks the elbow's outer envelope and suits light lines to compact actuators; stepping to Dia 10 opens the bore for short runs where flow restriction matters. Whichever size you choose, tube OD must match exactly - the Dia 8 chuck will not seal on 1/4 in imperial tube, and no adapter exists inside the fitting.
Match the 1/8 in PT stud to a port drilled and tapped 1/8. If the port is recessed or shallow, the extended PLL elbow gives extra stud length; if you need to pass through a panel wall, PMF is the bulkhead shape to look at instead.
Quick checklist
Working pressure 0-1.0 MPa (0-10 kgf/cm2), vacuum capability -750 mmHg (10 Torr), proof pressure 1.5 MPa, operating temperature -20 to +70 C. The fitting joins Dia 8 mm soft nylon or polyurethane tube to a 1/8 in PT male thread. On this -S version the stud is SUS304 stainless steel and the elbow body remains PBT, with a POM release ring and stainless spring gasket inside.
No. Pressure, vacuum, temperature and the physical footprint are exactly those of the standard grey PL801 - the dimension tables match. What changes is the stud material, which is SUS304 instead of the brass stud used on the standard elbow, giving you corrosion resistance at the machine port without re-rating or resizing anything.
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