
The AirTAC Airtac PL L Connector PL1203 is a genuine male elbow for push-in tube connection, rated 0 - 1.0 MPa (0 - 10 kgf/cm2) with a 1.5 MPa proof pressure.
The AirTAC PL1203 is a PL male elbow in the resin one-touch fitting range: a 90 degree male elbow that connects Dia 12 mm soft nylon or polyurethane tube to a 3/8 inch PT male thread. To make the joint, push the tube straight into the chuck until it bottoms out - the stainless spring gasket and POM chuck grip the tube against the PBT body - and press the release ring to free it again.
Dia 12 is the largest tube bore in the PL ladder, so this SKU sits at the top of the range and is chosen when the air demand of the actuator, not space, sets the pipe size. It runs on the resin/brass profile: 0-1.0 MPa working pressure, -750 mmHg vacuum capability, 1.5 MPa proof pressure and -20 to +70 C service. The elbow body is PBT over a brass stud, and the thread leaves the factory with sealant already applied, so no PTFE tape is needed before screwing it into the port.
| Model | Airtac PL L Connector PL1203 |
|---|---|
| Type | Male elbow |
| Series | PL |
| Connection | Push-in one-touch |
| 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.
| PL | 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. |
A 3/8 inch ported work-head cylinder on a bench press or stamping fixture draws serious air at stroke; the 12 mm bore keeps restriction low while the 90 degree elbow drops the supply line straight into the port inside a tight guard.
Swing clamps and rotary actuators on carton-sealing or filling machines often sit with their ports facing the machine frame; a male elbow at the port turns the tubing run along the frame instead of fouling moving parts.
Large-bore gripper and clamp cylinders on palletiser end-of-arm tooling cycle fast and need volume; PL1203 pairs a 12 mm drop line with a 3/8 inch port without adding a separate elbow connector in the train.
Sizing on the tube side: Dia 12 is the biggest bore the PL series offers, so the only neighbour below is PL1103 (Dia 10 on the same 3/8 inch thread) - step down to it when the line feeds a smaller cylinder or you want a slimmer grip collar; there is no Dia 14 or 16 option in this catalogue. On the thread side, PL1202 (1/4 inch) and PL1204 (1/2 inch) both exist for a Dia 12 tube, so you can match the port without changing the bore. Whatever you pick, the tube OD must match exactly: a Dia 12 chuck will not seal on 1/2 inch hose or on any imperial tube.
If your port faces sideways or downward and a rigid straight connector would kink the run, this fixed 90 degree elbow solves it. Where the fitting has to pass through a panel or sheet-metal wall instead, move to the PLM bulkhead male elbow, which carries its own locknut (M22x1 at Dia 12).
Quick checklist
PL1203 is a PL male elbow for Dia 12 mm tube with a 3/8 inch PT male thread. Working pressure is 0-1.0 MPa (0-10 kgf/cm2), it holds vacuum to -750 mmHg (10 Torr), proof pressure is 1.5 MPa, and the service temperature range is -20 to +70 C. Use soft nylon or polyurethane tube; grey body as standard.
No. Every threaded part in this one-touch range is supplied with sealant already applied to the male PT thread, so you can screw it straight into the port. The elbow thread orientation is fixed once tightened, so plan the tubing direction before final lock-up rather than relying on a swivel.
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