
The AirTAC Airtac PC Threaded Straight Connector PC601D-M is a genuine male connector for push-in tube connection, rated 0 - 1.0 MPa (0 - 10 kgf/cm2) with a 1.5 MPa proof pressure.
The PC601D-M is the mini-series version of AirTAC's PC one-touch male connector: a Dia 6 mm tube lands on a 1/8in PT male thread in a single push. The mini body is noticeably shorter than the standard PC, which matters wherever a fitting has to clear a manifold wall or sit under a low guard. On the PC family the D suffix changes the release button colour to black only - the body, thread and every dimension stay identical to the grey PC601-M.
Connection is the usual one-touch action: push the tube in and the stainless spring gasket plus chuck grip it against the NBR O-ring; press the release ring and it slides back out. This is the resin/brass profile, not the metal BP line: 0-1.0 MPa working pressure, 1.5 MPa proof, -20 to +70 C, and -750 mmHg vacuum capability. The 1/8in thread arrives with sealant applied, and the PC body itself is brass with a POM release button.
| Model | Airtac PC Threaded Straight Connector PC601D-M |
|---|---|
| Type | Male connector |
| Series | PC |
| Connection | Push-in one-touch |
| Size class | Mini series (-M) |
| 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. AirTAC publishes flow as a characteristic curve rather than a single figure, so no L/min value is listed.
| PC | Male connector. |
|---|---|
| 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. |
| -M | Mini series. |
The short mini body fits where a standard PC connector would foul the tooling plate on a small pick-and-place head, feeding 6 mm tubing to a compact gripper that cycles at moderate pressure.
Rated down to -750 mmHg (10 Torr), this connector suits the vacuum ejector lines of liquid-handling and sample-handling stations where 6 mm PU tube runs from a small ejector block.
A 1/8in PT male thread screws straight into a solenoid valve manifold or pneumatic pilot port, making this the natural landing point for 6 mm signal tubing routed back to the valve island.
On the 1/8in rung of the PC ladder you have Dia 4 below and Dia 8 above. Stepping to Dia 4 (PC401-M) buys you a slimmer profile for pilot and signal lines; stepping to Dia 8 (PC801-M) roughly doubles the bore area for short actuator feeds, at the cost of a larger wrench span on the hex. If your port is a tapped M5 socket rather than a PT thread, the M5 PC variant exists for Dia 4 and Dia 6 tubes only and seals with a gasket instead of thread sealant.
One hard rule: the tube OD must match the fitting exactly. This connector grips 6 mm soft nylon or polyurethane and nothing else - 1/4in (6.35 mm) imperial tube will seat but not seal reliably. For a right-angle turn at the port, the PL mini elbow is the companion shape; for passing through a panel, you want the PLM bulkhead elbow instead.
Quick checklist
It is a mini-series AirTAC PC one-touch male connector joining Dia 6 mm tube to a 1/8in PT male thread. Working pressure is 0-1.0 MPa (0-10 kgf/cm2), vacuum capability is -750 mmHg (10 Torr), proof pressure is 1.5 MPa, and the temperature range is -20 to +70 C. It accepts soft nylon or polyurethane tubing. The black D suffix changes the release button colour only; body and dimensions match the grey PC601-M.
No. AirTAC rates the PC one-touch family for soft nylon and polyurethane tubing only. Semi-rigid polyethylene resists the bite of the chuck and will creep out under pressure or vibration. If you must run stiffer tubing, use a compression-style or barbed fitting instead of a one-touch part.
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