
The AirTAC Airtac GAFC Air Service Unit GAFC300N10SNW 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 AirTAC GAFC300N10SNW is a two-piece F.R.L. combination: a filter-regulator body paired with a lubricator, mounted on a shared T-bracket with quick clamps. The 3/8in port and 1020 g mass place it in the mid-size class, suited for a single machine station or a small production cell rather than a whole plant header.
The filter-regulator handles the first two jobs in one body, then the lubricator adds a controlled oil mist downstream. It works across 0.15-0.9 MPa (20-130 psi) with a 5 um element for finer filtration. The nylon bowl is the build choice here; the catalogue lists no impact or chemical data for it, so confirm it suits your environment. No gauge is fitted, so the 1/8in gauge connection is where one would be added to read the set pressure.
| Model | Airtac GAFC Air Service Unit GAFC300N10SNW |
|---|---|
| Series | GAFC300 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 | Nylon |
| 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. |
|---|---|
| N | Bowl material: Nylon. Available on this body: PC (blank), Metal (C), Nylon (N). |
| 10 | Port size 3/8". This body offers 08 = 1/4", 10 = 3/8", 15 = 1/2". |
| (blank) | Drain: Semi-auto drain + manual drain. |
| S | Standard type — 0.15 - 0.9 MPa (20 - 130 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: GAFR300-10 filter & regulator, GAL300-10 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 | GAFC300 · 3/8" · 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 bank of small pneumatic valves on an assembly fixture where the 5 um element protects fine internal clearances from particle wear.
Supply a hot-melt adhesive applicator's air cylinder with regulated pressure and metered oil mist, keeping the moving parts lubricated through long production runs.
Provide clean, regulated air to a test bench with sensitive pressure regulators, where the finer 5 um filtration reduces the risk of clogging downstream orifices.
Choose the GAFC300N10SNW when you need 3/8in ports and finer 5 um filtration in a compact two-piece layout. The nylon bowl is specified by the N before the port code; the common specification of 1.0 MPa max pressure and -5 to 70 C applies regardless of bowl material, so verify nylon against your specific fluids or solvents. The drain is the semi-auto type that dumps on pressure drop plus a manual drain for on-demand use, and the 60 cc condensate bowl sets the service rhythm. Since no gauge is supplied, plan to add one at the 1/8in connection if operators need to read the setpoint. The 5 um element traps finer particles than the standard 40 um, which suits precision valves but means more frequent element changes. Spare parts are orderable separately as the GAFR300-10 filter & regulator and the GAL300-10 lubricator, so a worn element does not scrap the whole unit. With a 1.0 MPa max supply, you have about 0.1 MPa of headroom above the 0.9 MPa top of the regulated range, so plan the supply pressure accordingly if you intend to run near the ceiling.
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 GAFR300-10 filter-regulator on that branch instead of the full combination.
The GAFC300N10SNW operates on air with a standard pressure range of 0.15-0.9 MPa (20-130 psi). Maximum pressure is 1.0 MPa (145 psi) and proof pressure is 1.5 MPa (215 psi). It is rated for -5 to 70 C and must not freeze. The drain bowl holds 60 cc and the oil bowl holds 98 cc. Recommended lubricant is ISO VG 32. The complete unit weighs 1020 g.
The N after the port code means no gauge is supplied with this unit. The body has a 1/8in gauge connection, so you can add a compatible pressure gauge there if you need to read the set pressure directly. The thread is PT with a gauge scale of MPa/psi if you fit one.
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