
The AirTAC GAFC Air Service Unit GAFC20008SNK 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).
This AirTAC GAFC20008SNK 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 1/4in port and 590 g mass suit it for compact machine builds where panel space is tight. It filters to 40 um, regulates from 0.15 to 0.9 MPa (20-130 psi), and the semi-auto plus manual drain pair handles condensate without an automatic mechanism.
The reverse-flow (reflux) valve is fitted, and the N in the code means no gauge is supplied; the 1/8in gauge connection is there if you add one later. The 25 cc drain bowl and 36 cc oil bowl define the service rhythm for a small actuator or jig circuit. The lubricator adds a controlled oil mist last, so the regulator seat stays dry. Rated for -5 to 70 C, it must not freeze, and it uses ISO VG 32 oil.
| Model | Airtac GAFC Air Service Unit GAFC20008SNK |
|---|---|
| Series | GAFC200 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 | 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. |
| (blank) | Filtering grade 40 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 small pneumatic bench press or arbor press with regulated, lubricated air. The 1/4in port and 590 g body mount neatly beside the frame, and the 40 um element protects the press cylinder from pipe scale.
Power a portable riveting or fastening tool cart. The semi-auto drain clears water when the cart is parked and pressure drops, while the 36 cc oil bowl keeps the tool lubricated through a shift of intermittent use.
Supply a lab test jig that cycles a small pneumatic actuator. The 0.15-0.9 MPa range covers typical test pressures, and the 25 cc drain bowl is easy to inspect between test runs.
Choose this GAFC20008SNK when your circuit is a single cylinder, a small indexing table, or a bench fixture needing filtered, regulated, lubricated air at 1/4in ports. The PC bowl is the standard build; the catalogue gives no material-specific temperature or impact data, so confirm it suits your environment. The semi-auto drain dumps condensate when pressure drops, and the manual drain gives you on-demand control. The 40 um element is the default; step to the 5 um element if you feed precision valves. The PT thread carries an MPa/psi gauge scale, though this unit ships without a gauge. The reflux valve is fitted per the K code. Spares are the GAFR200-08 filter-regulator and the GAL200-08 lubricator, both orderable separately. With the 1.0 MPa max supply, you have about 0.1 MPa of headroom above the 0.9 MPa regulated top, so plan your inlet pressure 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 GAFR200-08 filter-regulator on that branch instead of the full combination.
The GAFC20008SNK operates from 0.15 to 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). It works in -5 to 70 C temperatures, uses ISO VG 32 lubricant, and weighs 590 g. The drain bowl holds 25 cc, the oil bowl holds 36 cc, and the port is 1/4in.
The N in the code GAFC20008SNK means no gauge is supplied. The unit has a 1/8in gauge connection port, so you can fit a compatible pressure gauge there if you need to read the set pressure. Without a gauge, you cannot verify the regulated outlet pressure directly.
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