
The AirTAC Airtac PH-1 Hex Head Toggle Joint PH801D-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 PH801D-S is an AirTAC PH universal male elbow in the -S stainless-option build: the Dia 8 mm tube cartridge meets a 1/8 in PT male thread through an elbow that rotates on its axis, so you can screw the stud into the port and then rotate the body to point the tube exactly where the run needs to go. The black D-version body carries the SUS304 stud specified for the PH family stainless variant, which matters wherever a threaded stud sits in a damp or corrosive enclosure. It is a resin-profile part: 0 to 1.0 MPa (0 to 10 kgf/cm2) working pressure, -750 mmHg vacuum, 1.5 MPa proof pressure, -20 to +70 C.
Installation is the standard one-touch sequence. Cut the soft nylon or PU tube square, push it into the chuck until it bottoms, and the stainless spring gasket plus NBR O-ring clamp it against the Dia 8 bore. Press the POM release ring to free the tube. AirTAC ships the 1/8 in thread with sealant already applied, so no additional tape is needed on the stud.
| Model | Airtac PH-1 Hex Head Toggle Joint PH801D-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. |
Dia 8 tube feeding a venturi ejector on a case-palletizing robot wrist. The swivel stud absorbs the rotation tolerance between the valve manifold port and the tube run inside the moving arm, so the hose leaves straight without side load.
In a spray booth, the SUS304 stud resists solvent-laden humid air at the gun regulator port, while the 1/8 in thread matches the compact regulator outlet common on atomizing-air sets.
Tapping the shop-air manifold behind a press-control cabinet: thread the 1/8 in stud into the manifold, rotate the black body toward the cabinet gland, and run Dia 8 nylon to the purge nozzle without kinking the tube at the elbow.
Dia 8 is the top of the PH ladder on a 1/8 in thread - the interface table allows only Dia 4, 6 and 8 on this stud size, so there is no PH8xx on 1/8 in above it. One step down is the PH601 (Dia 6, 1/8 in) for lighter cylinder and sensor lines. If the port is 1/4 in PT, order the PH802 instead: same Dia 8 tube grip, larger stud. A 1/2 in stud version (PH804) also exists for Dia 8. Whatever you choose, tube OD must match exactly - a Dia 8 cartridge will not seal on 6 mm or 10 mm tube. If the line has to pass through a panel, look at a bulkhead part rather than forcing this elbow.
Quick checklist
It is an AirTAC PH universal male elbow joining Dia 8 mm soft nylon or PU tube to a 1/8 in PT male thread. 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. In the -S version the stud is SUS304 while the body is the standard PBT construction; pressure and temperature figures are identical to the non-stainless part.
Yes. That is the point of the PH universal elbow: tighten the sealed 1/8 in stud into the port first, then swing the tube-side body through the full circle until the Dia 8 outlet faces your hose run. A fixed PL male elbow cannot do this, so if port orientation keeps costing you set-up time, the PH is the shape to pick.
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