
The AirTAC Airtac GAFC Air Service Unit GAFC30008ALNW 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 GAFC300 F.R.L. combination pairs a filter-regulator body with a lubricator on a T-bracket, so the air is cleaned, set to pressure, then oil-misted in the last stage. The 1/4in port and 1020 g mass suit it for a single machine station or a compact pneumatic circuit where space is tight.
The lower-pressure type regulates from 0.15 to 0.4 MPa (20-58 psi), with a 5 um element trapping fine particles for sensitive valves. The 60 cc condensate bowl and 98 cc oil bowl set the service rhythm, and the automatic drain clears water without an operator. No gauge is supplied, so the 1/8in gauge connection is ready for one if you need to read the setpoint.
| Model | Airtac GAFC Air Service Unit GAFC30008ALNW |
|---|---|
| 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 | 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 | 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". |
| A | Drain: Automatic 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. |
| (blank) | No reverse-flow valve. |
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 5 um filtered, lower-pressure supply to a precision pneumatic valve on a small assembly machine, where the 0.4 MPa ceiling protects delicate actuators from over-pressure.
Mount this 1/4in unit on a compact work cell to run a single cylinder or gripper, with the automatic drain keeping condensate out of the circuit during continuous shifts.
Use it on a test bench or calibration rig where the 5 um element and lower-pressure range provide clean, regulated air for sensitive instruments without oil carryover.
Choose the GAFC300 body for a 1/4in port with a 3500 L/min flow curve plotted at 0.7 MPa inlet, stepping up from the GAFC200's 1750 L/min envelope when a line needs more capacity. The PC bowl is the standard build, and the 5 um element suits precision applications but needs more frequent service than the 40 um grade. The automatic drain handles wet lines without manual attention, while the L-type range caps at 0.4 MPa, so confirm your circuit never needs more pressure.
Thread is PT with the gauge scale in MPa/psi if a gauge is added later. The two units are orderable separately as GAFR300-08 and GAL300-08, so a damaged bowl or element does not force a full replacement. The 1.0 MPa max supply leaves about 0.6 MPa above the 0.4 MPa top of the range, giving a comfortable margin for supply fluctuations.
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 from 0.15 to 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). It works from -5 to 70 C, uses ISO VG 32 lubricant, has a 60 cc drain bowl and 98 cc oil bowl, and weighs 1020 g. The 5 um element filters the air before the lubricator adds oil mist.
The N in the code means no gauge is supplied with the unit. The GAFC300 body has a 1/8in gauge connection, so you can add a circular gauge later if you need to read the set pressure. The PT thread uses an MPa/psi scale if you fit one.
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