
The AirTAC Airtac GAFC Air Service Unit GAFC30008LNWK 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 1/4" ports, a 5 µm filter element and regulates 0.15 - 0.4 MPa (20 - 58 psi).
This GAFC30008LNWK is a two-piece F.R.L. combination: a filter-regulator body paired with a lubricator, mounted on a T-bracket with quick clamps. The 1/4in port and 1020 g mass place it in the mid-size class, suitable for a single machine station or a small production cell.
The lower-pressure regulator tops out at 0.4 MPa (20-58 psi), while the 5 um element traps fine particles for sensitive equipment. The 60 cc condensate bowl and 98 cc oil bowl set the service rhythm, and the reverse-flow valve is fitted per the K code. No gauge is supplied, so the 1/8in gauge connection is available if you add one later.
| Model | Airtac GAFC Air Service Unit GAFC30008LNWK |
|---|---|
| Series | GAFC300 F.R.L. combination |
| Port size | 1/4" (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 | 60 cc |
| Capacity of oil bowl | 98 cc |
| Recommended lubricant | ISO VG 32 or equivalent |
| Weight | 1020 g |
Specifications follow the official AirTAC GAFC catalogue (pages 219-220). Air must not freeze in the unit. No gauge is supplied with this model — the gauge connection on a GAFC300 is 1/8" if you add one.
| GAFC300 | GA300 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). |
| 08 | Port size 1/4". This body offers 08 = 1/4", 10 = 3/8", 15 = 1/2". |
| (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). |
| N | No pressure gauge; 1/8" gauge connection. |
| W | Filtering grade 5 µm. |
| (blank) | PT thread; gauge scale MPa / psi. |
| K | Reverse-flow (reflux) valve attached. |
Constituent units, orderable separately as spares: GAFR300-08 filter & regulator, GAL300-08 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 | GAFC300 · 1/4" · curve to 3500 L/min |
|---|---|
| One size down | GAFC200 |
| One size up | GAFC400 (curve to 6000 L/min) |
| Build order | Filter & regulator → bracket → lubricator |
Feed a 1/4in line to a pneumatic vise or indexing fixture where the lower pressure range protects delicate workpieces from over-clamping.
Supply filtered, regulated air to a test bench or calibration rig that requires fine particle removal and a capped 0.4 MPa output.
Run a small screwdriver or parts feeder on a benchtop assembly line, where the 5 um element keeps tiny nozzles clear.
Choose the GAFC300 body when 1/4in ports and a 3500 L/min plotted flow envelope at 0.7 MPa inlet match your line. The L type limits regulation to 0.15-0.4 MPa (20-58 psi), so confirm your actuators never need more than 0.4 MPa. The PC bowl is the standard build; the 5 um element filters finer than the 40 um default, though it will need more frequent service. The semi-auto drain dumps condensate on pressure drops, with a manual override for on-demand draining. The K code adds the reverse-flow valve, and the PT thread carries an MPa/psi gauge scale if you fit one. Spares are orderable as GAFR300-08 and GAL300-08. The 1.0 MPa max supply leaves about 0.6 MPa above the 0.4 MPa top of the range.
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 GAFR300-08 filter-regulator on that branch instead of the full combination.
This F.R.L. combination operates at 0.15-0.4 MPa (20-58 psi) with a max pressure of 1.0 MPa (145 psi) and proof pressure of 1.5 MPa (215 psi). The temperature range is -5 to 70 C, and it uses ISO VG 32 lubricant. The drain bowl holds 60 cc, the oil bowl 98 cc, and the unit weighs 1020 g.
The N after the port code means no gauge is supplied, so you cannot read the set pressure without adding one to the 1/8in gauge connection. The K code indicates the reverse-flow valve is fitted, which the catalogue shows as a separate pneumatic symbol.
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