
The AirTAC Airtac PH-1 Hex Head Toggle Joint PH802D-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 PH802D-S is an AirTAC PH universal male elbow from the resin one-touch line, joining Dia 8 mm soft nylon or polyurethane tube to a 1/4 inch PT male stud. Unlike a fixed elbow, the PH body swivels through any angle on its thread and stays there, so the tube can exit upward, sideways or diagonally to suit the machine. Push the tube home and the stainless spring gasket plus the internal chuck grip it; press the POM release ring and the tube is free again.
The -S suffix changes exactly one thing on a PH part: the male stud is made of SUS304 stainless steel instead of brass. The elbow body remains PBT (in black here, the D suffix) with an aluminium-alloy guide and NBR O-ring, and AirTAC does not publish different ratings for it. It runs the standard resin profile: 0-1.0 MPa working pressure, 1.5 MPa proof, -750 mmHg vacuum and -20 to +70 C. The stud arrives with sealant already on the thread, so no tape is needed at assembly.
| Model | Airtac PH-1 Hex Head Toggle Joint PH802D-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. |
On a spot-welding robot end effector, the gripper valve port faces an awkward direction. The SUS304 stud on the PH802D-S lets the fitting thread in once while the elbow swivels so the 8 mm tube exits away from the weld gun arm.
Along a plating or rinsing line, brass fasteners in the wet zone are the first to fail. A stainless stud feeding a Dia 8 tube to a rinse-cylinder valve keeps the thread in service where splash and fumes sit, with the PBT body clear of the wash path.
When a changeover bracket is added to a carton sealer and the tube now clashes with the guard, a fixed elbow would need re-piping. The PH802D-S studs into the existing 1/4 inch port and its universal angle absorbs the new route without touching the manifold.
On the PH ladder at 1/4 inch, this Dia 8 size sits between the PH602-S (Dia 6, for lighter feeds like pilot lines and small actuators) and the PH1002-S (Dia 10, when a longer cylinder needs the larger bore to keep speed up). Stepping the bore changes the flow path the tube allows, not the fitting's pressure rating, which is the same across the range. If the port only takes 1/8 inch, note that PH stops at Dia 8 on that thread, so PH801-S is the last size up - there is no Dia 10 on 1/8 inch.
Choose this universal shape over the fixed PL elbow when the correct tube exit angle is hard to judge before installation: bolt the stud in, set the angle on the swivel, and the tube lines up with the guard cut-out. The tube OD must match the fitting exactly - a Dia 8 chuck will not seal on 5/16 inch or 1/4 inch tube.
Quick checklist
It is an AirTAC PH universal male elbow with a Dia 8 mm tube socket and a 1/4 inch PT male stud, the stud in SUS304 stainless steel. Working pressure is 0 to 1.0 MPa (0-10 kgf/cm2), negative pressure down to -750 mmHg (10 Torr), proof pressure 1.5 MPa and operating temperature -20 to +70 C. It suits soft nylon or polyurethane tube of exactly 8 mm OD and carries the standard PT thread of this catalogue.
No, and it matters when comparing. On the PH family, -S means only the male stud is SUS304; the elbow body stays PBT (black in the D version). It is the PC608S and POC8S straight connectors that get a solid SUS304 body. If your requirement is a fully stainless one-touch body in an elbow shape, this PH part does not provide it - but for a stainless thread in a wet or corrosive zone it covers the actual sealing surface.
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