
The AirTAC Airtac GAFC Air Service Unit GAFC40010SW 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 GAFC40010SW 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 1810 g mass place it in the mid-size class, suited for feeding a machine header or a small multi-station line. Air is filtered and regulated in the first body, then the lubricator adds a controlled oil mist last, so oil never travels back through the regulator seat.
The 5 um element traps finer particles than the standard 40 um grade, which protects precision valves but requires more frequent element service. The circular gauge is fitted and reads in MPa and psi for the default PT thread. With a 100 cc condensate bowl and a 185 cc oil bowl, this unit reduces how often an operator needs to check fluid levels compared to smaller bodies.
| Model | Airtac GAFC Air Service Unit GAFC40010SW |
|---|---|
| Series | GAFC400 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 | 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 | 100 cc |
| Capacity of oil bowl | 185 cc |
| Recommended lubricant | ISO VG 32 or equivalent |
| Weight | 1810 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.
| GAFC400 | GA400 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). |
| 10 | Port size 3/8". This body offers 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). |
| (blank) | Circular pressure gauge fitted. |
| W | Filtering grade 5 µm. |
| (blank) | PT thread; gauge scale MPa / psi. |
| (blank) | No reverse-flow valve. |
Constituent units, orderable separately as spares: GAFR400-10 filter & regulator, GAL400-10 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 | GAFC400 · 3/8" · curve to 6000 L/min |
|---|---|
| One size down | GAFC300 |
| One size up | GAFC500 (curve to 7000 L/min) |
| Build order | Filter & regulator → bracket → lubricator |
The 5 um element makes this unit a good fit for feeding air to precision pneumatic valves on a CNC machine tool, where finer particles could cause sticking or premature wear.
With a 3/8in port and a 6000 L/min flow envelope at 0.7 MPa inlet, this GAFC400 can supply a small machine header that runs several actuators on an assembly station.
On a packaging line with multiple pneumatic cylinders, the 185 cc oil bowl keeps lubricant available for longer runs, reducing the frequency of refill checks.
Choose the GAFC40010SW when your line needs 3/8in ports and a 5 um element for finer filtration. The PC bowl is the standard build; the catalogue gives no material-specific data, so confirm it suits your surroundings. This model ships with both a semi-auto drain that dumps on pressure drop and a manual drain for on-demand use. The standard pressure type regulates from 0.15 to 0.9 MPa (20-130 psi), and the PT thread carries an MPa/psi gauge scale. If you need a reverse-flow valve, the K option adds it. The two units are orderable separately as GAFR400-10 and GAL400-10, so a clogged element does not mean replacing the whole assembly. 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.
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 GAFR400-10 filter-regulator on that branch instead of the full combination.
This F.R.L. combination operates from 0.15 to 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). It works in temperatures from -5 to 70 C and should not freeze. The drain bowl holds 100 cc and the oil bowl holds 185 cc. Use ISO VG 32 lubricant. The unit weighs 1810 g.
The W code specifies a 5 um filtering element instead of the standard 40 um. This finer grade traps smaller particles, which is useful for protecting sensitive components like precision valves or instrument air systems. The trade-off is that the element will need more frequent cleaning or replacement than a 40 um element.
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