
The AirTAC Airtac GAFC Air Service Unit GAFC20006LWK 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 1/8" ports, a 5 µm filter element and regulates 0.15 - 0.4 MPa (20 - 58 psi).
This AirTAC GAFC20006LWK is a compact F.R.L. combination built from two units: a filter-regulator body and a separate lubricator, joined on a T-bracket with quick clamps. The 1/8in port and 590 g mass suit small jigs or a single actuator, and the 5 um element traps fine particles for sensitive valves.
The lower-pressure regulator tops out at 0.4 MPa (20-58 psi), which suits delicate circuits but not machines that may need more. Air is filtered and set to pressure first, then the lubricator adds a metered ISO VG 32 oil mist last, so oil never passes back through the regulator seat. The 25 cc drain bowl and 36 cc oil bowl set the service rhythm, and the circular gauge reads in MPa/psi.
| Model | Airtac GAFC Air Service Unit GAFC20006LWK |
|---|---|
| Series | GAFC200 F.R.L. combination |
| Port size | 1/8" (PT thread) |
| Filtering grade | 5 µm |
| Pressure range | 0.15 - 0.4 MPa (20 - 58 psi) |
| Type | Lower pressure |
| Bowl material | PC |
| Drain type | Semi-auto drain + manual 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 | 25 cc |
| Capacity of oil bowl | 36 cc |
| Recommended lubricant | ISO VG 32 or equivalent |
| Weight | 590 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.
| GAFC200 | GA200 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). |
| 06 | Port size 1/8". This body offers 06 = 1/8", 08 = 1/4". |
| (blank) | Drain: Semi-auto drain + manual drain. |
| L | Lower pressure type — 0.15 - 0.4 MPa (20 - 58 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: GAFR200-06 filter & regulator, GAL200-06 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 | GAFC200 · 1/8" · curve to 1750 L/min |
|---|---|
| One size up | GAFC300 (curve to 3500 L/min) |
| Build order | Filter & regulator → bracket → lubricator |
Feed a small pneumatic valve or a precision regulator on a lab bench where the 5 um element protects fine internals and the 0.4 MPa ceiling keeps pressures gentle.
Power a compact clamping jig on an assembly bench, where the 590 g unit mounts easily and the 25 cc drain bowl handles light condensate between shifts.
Prepare air for a sensitive instrument or a test fixture that needs clean, regulated air at low pressure, with the lubricator adding a controlled oil mist for downstream moving parts.
Choose this GAFC20006LWK when your circuit runs below 0.4 MPa and needs fine filtration. The L type tops out at 0.4 MPa (20-58 psi), so if the machine may ever need more, pick a standard S type instead. The PC bowl is the default build; the catalogue gives no impact or chemical data, so confirm it suits your surroundings. The semi-auto drain dumps on each pressure drop and the manual drain works on demand, while the 5 um element catches finer particles than the standard 40 um at the cost of more frequent service. The reverse-flow (reflux) valve is fitted, and the PT thread pairs with the MPa/psi gauge scale. Spares are orderable as GAFR200-06 and GAL200-06.
With a 1.0 MPa max supply, you have about 0.6 MPa above this unit's 0.4 MPa regulated top, so plan the inlet pressure with that margin in mind.
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 GAFR200-06 filter-regulator on that branch instead of the full combination.
The GAFC20006LWK operates at 0.15-0.4 MPa (20-58 psi) with 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, and the recommended lubricant is ISO VG 32. The drain bowl holds 25 cc and the oil bowl holds 36 cc, with a total weight of 590 g. The 5 um element filters the air, and the unit uses PT threads with a MPa/psi gauge.
The K in the code indicates the reverse-flow (reflux) valve is fitted. The catalogue shows it as a separate pneumatic symbol, and it is an ordering difference you should note when specifying the unit. The detailed function is covered on its own catalogue page.
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