
The AirTAC Airtac PHF Tandem Toggle Joint PHF1004-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 AirTAC PHF1004-S is a universal female elbow from AirTAC's resin one-touch range, sized for Dia 10mm soft nylon or polyurethane tubing on one leg and a 1/2in PT female thread on the other. It belongs to the 1.0 MPa family, not the 0.9 MPa metal BP line: working pressure 0-1.0 MPa, proof pressure 1.5 MPa, vacuum to -750 mmHg, and a -20 to +70 C operating window. Because the female thread swivels on the elbow axis, you can push the tube home, let the stainless spring gasket and chuck grip it, then rotate the body so the 1/2in port lines up exactly where the pipework lands.
The -S suffix means this SKU carries the SUS304 option for the PHF family: on the PH/PHF group the body stays engineering-grade PBT and the threaded stud is stainless steel 304. That keeps the wetted stud from rusting where condensation, humid shop air or mildly corrosive surroundings attack a plain brass stud, while every pressure, vacuum and temperature figure stays identical to the standard PHF1004. Threads arrive pre-coated with sealant, ready to wind into a PT female port.
| Model | Airtac PHF Tandem Toggle Joint PHF1004-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. |
Dia 10 tubing carries mains air to a 1/2in-ported diaphragm valve in the wet bay; the SUS304 stud on PHF1004-S resists the constant condensation that pits a plain brass stud.
The swivelling 1/2in PT female thread lets the fitter orient the elbow after inserting Dia 10 tube, so the drop pipe lands square on the machine port without re-bending the run.
A 90-degree female elbow reaches a sideways-facing 1/2in port on a pneumatic press manifold where a straight fitting would foul the guard panel, with tool-free Dia 10 tube release for service.
On the PHF ladder, 1/2in thread is offered only in Dia 8, Dia 10 and Dia 12 tube. Step down to PHF0804-S if the circuit feeds smaller actuators and you want a lighter, lower-bore path; step up to PHF1204-S when the run carries bulk air to a large cylinder or valve manifold. A Dia 10 tube must seat in a Dia 10 chuck - a 3/8in imperial tube will not seal here, and there is no G or NPT version of this fitting in the AirTAC one-touch catalogue.
Choose a PHF female elbow over a straight PC connector when the 1/2in port points sideways to the tube run: the swivel thread plus the 90-degree turn absorbs both misalignment and direction change in one part, which saves an extra elbow and a joint on large-bore mains where every leak path costs flow.
Quick checklist
It is a resin-profile universal female elbow: working pressure 0-1.0 MPa (0-10 kgf/cm2), proof pressure 1.5 MPa, negative pressure capability down to -750 mmHg, and a temperature range of -20 to +70 C. It accepts Dia 10mm soft nylon or polyurethane tubing and has a 1/2in PT female thread on a SUS304 stud. The -S suffix changes the stud material only; no pressure or temperature figure differs from the standard PHF1004.
On the PHF family the stainless variant keeps the same PBT body and same dimensions; the threaded stud becomes stainless steel 304. That is the part exposed where the fitting screws into your port, so it is what corrodes first in humid or wash-side environments. No certification, surface finish or corrosion class is published for this option, and there is no 316 or other grade available in this catalogue.
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