
The AirTAC Airtac POC Round Thread Straight Connector POC1202-S is a genuine male connector (compact) for push-in tube connection, rated 0 - 1.0 MPa (0 - 10 kgf/cm2) with a 1.5 MPa proof pressure.
The POC1202-S is the stainless-steel version of AirTAC's POC male connector, the deliberately compact body in the one-touch range. It joins Dia 12 mm soft nylon or polyurethane tube to a 1/4in PT male thread. Push the tube home and the internal chuck grips it; press the POM release ring and the tube frees off again. Unlike the elbow and tee families, where -S means only a stainless stud, the -S on a POC straight connector makes the whole body SUS304, and AirTAC states all parts of the assembly are copper-free.
The ratings are identical to the grey standard version: 0 to 1.0 MPa working pressure, 1.5 MPa proof pressure, -750 mmHg vacuum and -20 to +70 C. The stainless body buys corrosion resistance and copper-free construction, not extra pressure or temperature. Internals stay familiar: POM release button and chuck, aluminium-alloy guide, stainless spring gasket and an NBR O-ring.
| Model | Airtac POC Round Thread Straight Connector POC1202-S |
|---|---|
| Type | Male connector (compact) |
| Series | POC |
| 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.
| POC | Male connector (compact). |
|---|---|
| 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 12 mm supply run feeding a gate-clamp cylinder on a packaging machine that is hosed down each shift; the SUS304 body and NBR seal shrug off the water and caustic mist that pit brass studs.
Copper-free all-parts construction matters above plating baths, where traces of dissolved copper can contaminate bath chemistry; the compact POC body also fits the crowded drop manifold.
Salt-laden deck air corrodes brass fittings quickly; a 1/4in PT stud straight into the directional valve port with 12 mm nylon tube keeps hatch-closing cylinders fed without a rusting fitting in the loop.
On the 1/4in thread rung of the POC ladder this Dia 12 size is the top of the ladder; the step down is POC1002 with Dia 10 tube, which gives you a slightly slimmer line at the same port. If you need to move beyond Dia 12 you change thread rather than tube: POC1203 puts the same 12 mm tube on a 3/8in stud. Check your port before ordering - the 1/4in stud will not seal into a 3/8in hole, and adapters add leak points.
Because this is the compact body, it fits where the taller PC connector crowds adjacent ports on a manifold. And mind the tube: the chuck is cut for exactly Dia 12 mm OD, so 12.7 mm or 1/2in imperial tube will not seat.
Quick checklist
One-touch male connector, compact POC body, in SUS304 stainless. Tube: Dia 12 mm OD soft nylon or polyurethane. Thread: 1/4in PT male. Working pressure 0 to 1.0 MPa (0 to 10 kgf/cm2), proof pressure 1.5 MPa, vacuum to -750 mmHg (10 Torr), temperature -20 to +70 C. The -S changes the body material only; every pressure and temperature figure matches the standard grey POC1202.
No separate tape or compound is required - AirTAC ships these threaded POC parts with sealant already applied to the PT thread, so you can wind it straight into the port. Note that the Dia 12 mm tube must match exactly: a fitting cut for 12 mm tube will not grip 12.7 mm imperial tube, and forcing it is the usual cause of a blow-off at pressure.
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