
The AirTAC Airtac PH-1 Hex Head Toggle Joint PH1203-S is a genuine universal male elbow for push-in tube connection, rated 0 - 1.0 MPa (0 - 10 kgf/cm2) with a 1.5 MPa proof pressure.
The PH1203-S is an AirTAC PH universal male elbow with a SUS304 stainless stud. The thread side screws into a 3/8in PT port, and the swivel body can then be turned to the exact angle you need before the tube is inserted, so a Dia 12 line can leave the port at any orientation without kinking or side-loading the seal. One-touch connection: push soft nylon or polyurethane tubing fully home, the POM chuck grips it, and pressing the release ring frees it again.
This sits on the resin one-touch spec profile, not the metal BP line: 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. The -S suffix on a PH part means the STUD is SUS304 while the body stays PBT, so you get a corrosion-resistant, non-rusting thread interface where the fitting meets the machine port, with the pressure, vacuum and temperature figures identical to the standard PH1203.
| Model | Airtac PH-1 Hex Head Toggle Joint PH1203-S |
|---|---|
| Type | Universal male elbow |
| Series | PH |
| 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.
| PH | Universal 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. |
A swivel elbow on the 3/8in PT port of a rotary vane actuator lets the Dia 12 air line leave at whatever angle the swing clearance demands, instead of fighting a fixed elbow that twists the hose each rotation.
On a copper-plating or electroplating rinse rig, the SUS304 stud at the port resists the damp, chemical-laden air that rusts plain brass threads, while the PBT body shrugs off splash.
On a lorry tail-lift or trailer air circuit, a Dia 12 swivel elbow at the manifold port lets the polyurethane line route downward into a sleeve, absorbing vibration without the fitting working loose.
Dia 12 is the largest tube the PH 3/8in row supports. One step down is PH1003 (Dia 10 on 3/8in PT), which suits lighter actuator lines at the same port thread; for a bigger flow path on the same Dia 12 tube, step up to PH1204 on 1/2in PT. Note the PH ladder narrows on small threads: 1/8in PT on this prefix only takes Dia 4, 6 and 8, so a small-thread swivel with a 12mm bore does not exist. Tube OD must match exactly - a Dia 12 fitting will not hold 1/4in or 5/8in hose.
Choose this universal elbow over a fixed PL when the port position forces an awkward tube exit: thread in, rotate the body to clear guards or brackets, then lock the angle by seating the tube. The 3/8in PT thread arrives with sealant pre-applied, so no tape or paste is needed on the port.
Quick checklist
Tube size Dia 12 mm, thread 3/8in PT, universal male elbow shape with a SUS304 stud. Working pressure 0-1.0 MPa (0-10 kgf/cm2), negative pressure -750 mmHg (10 Torr), proof pressure 1.5 MPa, operating temperature -20 to +70 C. Applicable tubing is soft nylon or polyurethane.
No. On the PH series, -S means the threaded stud is SUS304; the swivel body remains PBT with a POM chuck, aluminium-alloy guide and NBR O-ring. Pressure, vacuum, proof-pressure and temperature ratings are unchanged from the standard PH1203, and the dimensions match the standard part exactly.
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