
The AirTAC GAFC Air Service Unit GAFC20008SNWK 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 - 0.9 MPa (20 - 130 psi).
This GAFC200 F.R.L. combination pairs a filter-regulator body with a separate lubricator on a shared T-bracket, so the 1/4in port unit cleans and sets air pressure in the first stage, then adds a metered oil mist downstream. The 5 um element traps finer particles than the standard 40 um grade, suiting precision valves or instrument circuits that need cleaner air.
The 25 cc condensate bowl and 36 cc oil bowl set the service rhythm, while the 590 g mass means it should be panel-mounted rather than supported by the tubing. A reverse-flow valve is fitted per the K code, and the no-gauge N code leaves the 1/8in gauge connection open for adding a pressure readout later.
| Model | Airtac GAFC Air Service Unit GAFC20008SNWK |
|---|---|
| Series | GAFC200 F.R.L. combination |
| Port size | 1/4" (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 | 25 cc |
| Capacity of oil bowl | 36 cc |
| Recommended lubricant | ISO VG 32 or equivalent |
| Weight | 590 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 GAFC200 is 1/8" if you add one.
| GAFC200 | GA200 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 06 = 1/8", 08 = 1/4". |
| (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: GAFR200-08 filter & regulator, GAL200-08 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 | GAFC200 · 1/4" · curve to 1750 L/min |
|---|---|
| One size up | GAFC300 (curve to 3500 L/min) |
| Build order | Filter & regulator → bracket → lubricator |
Feed a 5 um-filtered, regulated supply to a pneumatic valve manifold on a small assembly station, where fine particles could otherwise affect spool operation.
Power a single 1/4in port cylinder on a benchtop press or test fixture, with the 36 cc oil bowl providing lubricant for the actuator cycle.
Supply a 5 um-cleaned air line to a compact pneumatic sensor or controller that needs cleaner air than standard shop supply, with the regulator holding the set pressure.
Choose this GAFC20008SNWK when a 1/4in port machine needs fine 5 um filtration and a regulated 0.15-0.9 MPa (20-130 psi) supply. The semi-auto drain dumps condensate on pressure drops, the manual drain gives on-demand control, and the PC bowl suits standard shop air environments - confirm compatibility if your surroundings are aggressive. The reverse-flow valve is fitted, and the no-gauge build means you will need to add a gauge to the 1/8in connection to read set pressure. Spares are the GAFR200-08 filter-regulator and GAL200-08 lubricator, both orderable separately. With a 1.0 MPa max supply, you have about 0.1 MPa headroom above the 0.9 MPa top of the regulated 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 GAFR200-08 filter-regulator on that branch instead of the full combination.
The GAFC20008SNWK operates at 0.15-0.9 MPa (20-130 psi) with a max pressure of 1.0 MPa (145 psi) and proof pressure of 1.5 MPa (215 psi). Temperature range is -5 to 70 C, and it uses ISO VG 32 lubricant. The drain bowl holds 25 cc, the oil bowl 36 cc, and the unit weighs 590 g. The 5 um element filters the air, and the 1/4in port connects to your line.
The N after the port code specifies no gauge is supplied, so you cannot read set pressure directly - the 1/8in gauge connection is available if you add one later. The K code means a reverse-flow (reflux) valve is fitted, which the catalogue shows as a separate pneumatic symbol. This model also has a PC bowl and a 5 um element.
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