
The AirTAC Airtac PHF Tandem Toggle Joint PHF1003-S is a genuine universal female elbow for push-in tube connection, rated 0 - 1.0 MPa (0 - 10 kgf/cm2) with a 1.5 MPa proof pressure.
The PHF1003-S is the SUS304 variant of the AirTAC PHF universal female elbow, a one-touch fitting that joins Dia 10 mm soft nylon or polyurethane tube to a 3/8in PT female thread. Push the tube into the socket until it bottoms out and the internal chuck grips it; press the release ring to free it again. The female thread swivels on the head, so you can orient the elbow to match the line route even after the tube is fitted.
This -S version keeps the resin/brass specification profile: 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 PHF family the stainless upgrade is in the fixing stud, which becomes SUS304; the head body stays PBT, so the part resists rust where the stud meets a wet or humid mount without you paying for a full stainless head. The 3/8in port arrives pre-coated with thread sealant, ready to wind straight into a tapped hole.
| Model | Airtac PHF Tandem Toggle Joint PHF1003-S |
|---|---|
| Type | Universal female elbow |
| Series | PHF |
| 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.
| PHF | Universal female 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 robotic vacuum pick-and-place arm, the swivelling 3/8in female thread lets the 10 mm supply line be routed at whatever angle the wrist presents, and the SUS304 stud survives the frequent mounting-plate swaps typical of electronics line retooling.
On a tray-sealing or flow-wrap machine where the frame is hosed down between changeovers, the 10 mm line can turn 90 degrees at a cylinder port while the stainless stud at the bracket resists the surface rust that would seize a plain steel fixing.
For lab analysers and sample-preparation units where a 3/8in tapped port sits behind a narrow chassis wall, the universal female head swings to point the 10 mm drop line cleanly toward the valve manifold instead of forcing tight tube bends.
On the PHF ladder, a 3/8in female thread is offered in Dia 6, 8, 10 and 12 tube sizes. Step down to the PHF0803 for an 8 mm line on the same port, or up to the PHF1203 for a 12 mm main run; the bore change affects what the tube can carry, not the port. If the port itself is the variable, the same 10 mm tube is available as PHF1002 (1/4in) and PHF1004 (1/2in). AirTAC publishes capacity for these fittings as a characteristic curve only, so size the line by the 10 mm bore it feeds. Note that the mating port must supply the sealing face for the female thread; if your port is male-threaded rod, a PC male connector is the simpler match.
Tube OD must match exactly: a Dia 10 PHF will not seal on 8 mm or 12 mm tube, and no imperial tube size is supported in this catalogue.
Quick checklist
Working pressure 0-1.0 MPa (0-10 kgf/cm2), negative pressure down to -750 mmHg (10 Torr), proof pressure 1.5 MPa, and an operating temperature of -20 to +70 C. This SKU is the Dia 10 mm tube size with a 3/8in PT female thread. It runs on soft nylon or polyurethane tube only, and on the PHF-S the stud is SUS304 while the head body remains PBT.
No. The SUS304 stud upgrade affects corrosion resistance only; pressure, vacuum, temperature ratings and every published dimension are identical to the standard PHF1003. AirTAC does not publish any surface finish, passivation or corrosion-class figures for this part, and no 316 grade is offered - the stainless used is 304.
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