
The AirTAC Airtac GAFC Air Service Unit GAFC300N08ASK 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 40 µm filter element and regulates 0.15 - 0.9 MPa (20 - 130 psi).
The GAFC300N08ASK is an F.R.L. combination that pairs a filter-regulator with a lubricator on a single T-bracket, so the air passes through filtration and pressure setting in the first body before the lubricator adds a metered oil mist downstream. With a 1/4in port and a 1020 g mass, this unit suits a compact machine header or a single-station fixture where the 60 cc condensate bowl and 98 cc oil bowl balance service frequency against footprint.
This standard-type model regulates from 0.15 to 0.9 MPa (20-130 psi) with a 40 um element, and the nylon bowl is specified by the N code before the port. The automatic drain clears condensate without an operator, while the fitted circular gauge reads MPa/psi on the default PT thread, and the reverse-flow (reflux) valve is included as a separate pneumatic symbol in the catalogue.
| Model | Airtac GAFC Air Service Unit GAFC300N08ASK |
|---|---|
| Series | GAFC300 F.R.L. combination |
| Port size | 1/4" (PT thread) |
| Filtering grade | 40 µm |
| Pressure range | 0.15 - 0.9 MPa (20 - 130 psi) |
| Type | Standard |
| Bowl material | Nylon |
| 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. The fitted circular gauge reads in MPa / psi, set by the PT thread code.
| GAFC300 | GA300 series F.R.L. unit — sets ports, bowl capacity and weight. |
|---|---|
| N | Bowl material: Nylon. 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. |
| 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. |
| (blank) | Filtering grade 40 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 single-station clamping fixture on a CNC mill where the 1/4in port and 0.15-0.9 MPa range set the clamp force precisely, and the automatic drain keeps the line clear during long unattended cycles.
Supply a small pneumatic conveyor motor or a single belt-tensioning cylinder, using the 60 cc condensate bowl to handle moisture from a humid plant while the lubricator meters oil to the moving parts.
Run a carton-folding or labeling actuator on a packaging line where the 1020 g unit mounts on a light frame, and the 98 cc oil bowl supports a full shift of intermittent operation before refilling.
Choose the GAFC300N08ASK when a 1/4in port and a 1020 g body fit your panel layout, and the automatic drain removes the need for manual condensate checks. The nylon bowl is named by the N code, but the catalogue gives no material-specific temperature or impact data, so confirm it suits your environment; the 40 um element is the standard grade, and the PT thread sets the gauge scale to MPa/psi. The reverse-flow (reflux) valve is fitted per the K code, and the two units are orderable separately as the GAFR300-08 filter & regulator and the GAL300-08 lubricator. If the line must stay oil-free, omit the lubricator and choose a plain GAFR filter-regulator instead. With a 1.0 MPa max supply, the 0.9 MPa top of the regulated band leaves only about 0.1 MPa of headroom, so plan the inlet pressure near 1.0 MPa if you need the full 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 works with air, filters to 40 um, and regulates from 0.15 to 0.9 MPa (20-130 psi). Maximum pressure is 1.0 MPa (145 psi) and proof pressure is 1.5 MPa (215 psi). It operates from -5 to 70 C, uses ISO VG 32 lubricant, has a 60 cc drain bowl and a 98 cc oil bowl, and weighs 1020 g.
The K indicates a reverse-flow (reflux) valve is fitted to the GAFC300N08ASK. The catalogue shows this as a separate pneumatic symbol, and the valve is part of the ordering code, so it is included with the unit as supplied.
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