
The AirTAC Airtac GAFC Air Service Unit GAFC40010ASWK is a genuine two-piece F.R.L. combination — a GA-series filter & regulator and a lubricator pre-assembled on one T-shape bracket with quick mounting clamps. It has 3/8" ports, a 5 µm filter element and regulates 0.15 - 0.9 MPa (20 - 130 psi).
This GAFC40010ASWK is a two-piece F.R.L. combination: a filter-regulator body paired with a lubricator on a shared T-bracket. Air enters the 3/8" port, gets filtered by the 5 um element, and is regulated to 0.15-0.9 MPa (20-130 psi) before the lubricator adds a controlled oil mist downstream. The 100 cc condensate bowl and 185 cc oil bowl give this 1810 g unit a practical service rhythm for medium-duty lines.
The automatic drain clears collected water without operator involvement, and the circular gauge with an MPa/psi scale shows the set pressure. A reverse-flow (reflux) valve is fitted, which the catalogue draws as a separate pneumatic symbol. The two bodies are individually orderable as GAFR400-10 and GAL400-10, so a worn element or damaged bowl does not force a full assembly replacement.
| Model | Airtac GAFC Air Service Unit GAFC40010ASWK |
|---|---|
| Series | GAFC400 F.R.L. combination |
| Port size | 3/8" (PT thread) |
| Filtering grade | 5 µm |
| Pressure range | 0.15 - 0.9 MPa (20 - 130 psi) |
| Type | Standard |
| Bowl material | PC |
| Drain type | Automatic drain |
| Fluid | Air |
|---|---|
| Max. pressure | 1.0 MPa (145 psi) |
| Proof pressure | 1.5 MPa (215 psi) |
| Temperature range | -5 to +70 °C (unfreeze) |
| Capacity of drain bowl | 100 cc |
| Capacity of oil bowl | 185 cc |
| Recommended lubricant | ISO VG 32 or equivalent |
| Weight | 1810 g |
Specifications follow the official AirTAC GAFC catalogue (pages 219-220). Air must not freeze in the unit. The fitted circular gauge reads in MPa / psi, set by the PT thread code.
| GAFC400 | GA400 series F.R.L. unit — sets ports, bowl capacity and weight. |
|---|---|
| (blank) | Bowl material: PC. Available on this body: PC (blank), Metal (C), Nylon (N). |
| 10 | Port size 3/8". This body offers 10 = 3/8", 15 = 1/2". |
| A | Drain: Automatic drain. |
| S | Standard type — 0.15 - 0.9 MPa (20 - 130 psi). This body offers Standard (S) or Lower pressure (L). |
| (blank) | Circular pressure gauge fitted. |
| W | Filtering grade 5 µm. |
| (blank) | PT thread; gauge scale MPa / psi. |
| K | Reverse-flow (reflux) valve attached. |
Constituent units, orderable separately as spares: GAFR400-10 filter & regulator, GAL400-10 lubricator — both share this body and port. A GAFC has two units, not three: the filter and the regulator are one body.
Figures are the end of the flow curve plotted in the AirTAC catalogue at 0.7 MPa inlet pressure — a sizing envelope for comparing bodies, not a rated flow. Read the catalogue curve for a real duty point. Outlet pressure falls as flow rises, so size a body with headroom above your peak demand.
| This model | GAFC400 · 3/8" · curve to 6000 L/min |
|---|---|
| One size down | GAFC300 |
| One size up | GAFC500 (curve to 7000 L/min) |
| Build order | Filter & regulator → bracket → lubricator |
Feed a bank of pneumatic solenoid valves on a packaging line where the 5 um element protects fine internal clearances and the regulated 0.15-0.9 MPa range covers typical actuator demands.
Supply a CNC machine's air chuck and slide lubrication system, where the automatic drain handles condensate from a busy compressor and the oil mist keeps moving parts wearing evenly.
Equip a multi-station assembly bench with a central 3/8" air drop, using the 100 cc condensate bowl to reduce drain checks and the 185 cc oil bowl to extend time between refills.
Choose this GAFC40010ASWK for a 3/8" line needing clean, regulated air with oil mist added last. The 5 um element suits precision valves or instrument circuits, though it will need more frequent service than the standard 40 um grade. The automatic drain is the right call for unattended equipment or wet supply lines, while the PC bowl is a build choice - confirm it suits your environment, as the catalogue gives no material-specific ratings. The PT thread carries an MPa/psi gauge scale, matching the default port standard. If the line must stay oil-free, skip the lubricator and select a plain GAFR400-10 filter-regulator instead. The spares are GAFR400-10 and GAL400-10, both with the same body-port suffix. With a 1.0 MPa max supply, there is only about 0.1 MPa of headroom above the 0.9 MPa top of the regulated range, so plan the inlet pressure accordingly.
Quick checklist
The lubricator adds an oil mist downstream of the regulator. If any part of the line must stay oil-free, use a plain GAFR400-10 filter-regulator on that branch instead of the full combination.
It operates on air with a pressure range of 0.15-0.9 MPa (20-130 psi), a max pressure of 1.0 MPa (145 psi), and a proof pressure of 1.5 MPa (215 psi). The temperature range is -5 to 70 C. It has a 100 cc drain bowl and a 185 cc oil bowl, weighs 1810 g, and the recommended lubricant is ISO VG 32.
The K indicates a reverse-flow (reflux) valve is fitted to this unit. The catalogue shows it as a separate pneumatic symbol, with its function detailed on a dedicated page. It is an ordering difference to note when comparing against a model without the K suffix.
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