
The AirTAC Airtac GAFC Air Service Unit GAFC30015SNWK 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 1/2" ports, a 5 µm filter element and regulates 0.15 - 0.9 MPa (20 - 130 psi).
This GAFC30015SNWK is a two-piece F.R.L. combination: the filter and regulator share one body, and a lubricator is mounted on the same T-bracket. Air is cleaned and set to pressure in the first unit, then the lubricator adds a metered oil mist downstream, so oil never travels back through the regulator seat. With a 1/2in port and a 1020 g mass, it suits a machine zone rather than a single small cylinder.
The standard pressure range is 0.15-0.9 MPa (20-130 psi), and the 5 um element traps fine particles for sensitive valves. The 60 cc condensate bowl and 98 cc oil bowl set the service rhythm, while the semi-auto drain (which dumps on pressure drop) and manual drain are both fitted. No gauge is supplied, so the 1/8in gauge connection is left for a later addition, and the reverse-flow (reflux) valve is included.
| Model | Airtac GAFC Air Service Unit GAFC30015SNWK |
|---|---|
| Series | GAFC300 F.R.L. combination |
| Port size | 1/2" (PT thread) |
| Filtering grade | 5 µm |
| Pressure range | 0.15 - 0.9 MPa (20 - 130 psi) |
| Type | Standard |
| 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). |
| 15 | Port size 1/2". 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. |
| K | Reverse-flow (reflux) valve attached. |
Constituent units, orderable separately as spares: GAFR300-15 filter & regulator, GAL300-15 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 · 1/2" · 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 fine pneumatic valves on a packaging line where the 5 um element protects sensitive internal clearances from abrasive particles.
Supply a 1/2in header that runs several air cylinders on a short conveyor section, with the 60 cc bowl handling typical condensate between shifts.
Add controlled oil mist to a drilling fixture's slide ways, where the 98 cc oil bowl supports a full shift before a refill is needed.
Choose this GAFC30015SNWK when a 1/2in port and the 3500 L/min plotted flow envelope (at 0.7 MPa inlet) fit your line, and where the 5 um element is worth the more frequent service it demands. The PC bowl is the standard build; confirm it suits your environment, since the catalogue gives no material-specific ratings. The semi-auto and manual drains are both fitted, so condensate is handled on pressure drops or on demand. The K code adds the reverse-flow (reflux) valve, which the catalogue draws as a separate pneumatic symbol. If the line must stay oil-free, omit the lubricator and select a plain GAFR300-15 filter-regulator instead; otherwise the spares are GAFR300-15 and GAL300-15, both with the same body-port suffix.
With a 1.0 MPa max supply, there is only about 0.1 MPa of headroom above the 0.9 MPa top of the regulated range, so plan the inlet pressure carefully if you need 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 GAFR300-15 filter-regulator on that branch instead of the full combination.
It operates on air at 0.15-0.9 MPa (20-130 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 it must not freeze. It has a 60 cc drain bowl and a 98 cc oil bowl, weighs 1020 g, and the recommended lubricant is ISO VG 32 or equivalent.
The N after the port code means no gauge is supplied with this unit. If you need to read the set pressure, you can add a gauge to the 1/8in gauge connection on the GAFC300 body. The thread is PT, so a gauge with an MPa/psi scale would match the standard port thread.
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