
The AirTAC Airtac GAFC Air Service Unit GAFC40015SNW 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).
The GAFC40015SNW is a two-piece F.R.L. combination: a filter-regulator body paired with a lubricator, mounted on a T-bracket with quick clamps. Air is filtered and regulated in the first body, then the lubricator adds a controlled oil mist last, so oil never passes back through the regulator seat. This 1/2in port unit weighs 1810 g and uses a 5 um element for finer particle removal.
It operates in the standard 0.15-0.9 MPa (20-130 psi) range, with a 1.0 MPa (145 psi) maximum and 1.5 MPa (215 psi) proof pressure. The 100 cc condensate bowl and 185 cc oil bowl set the service interval, and the semi-auto drain dumps on pressure drop while the manual drain works on demand. No gauge is supplied, but the 1/4in gauge connection is ready for one.
| Model | Airtac GAFC Air Service Unit GAFC40015SNW |
|---|---|
| Series | GAFC400 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 | 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. No gauge is supplied with this model — the gauge connection on a GAFC400 is 1/4" if you add one.
| 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). |
| 15 | Port size 1/2". 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). |
| N | No pressure gauge; 1/4" 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: GAFR400-15 filter & regulator, GAL400-15 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 | GAFC400 · 1/2" · curve to 6000 L/min |
|---|---|
| One size down | GAFC300 |
| One size up | GAFC500 (curve to 7000 L/min) |
| Build order | Filter & regulator → bracket → lubricator |
Feed a 1/2in coolant manifold on a CNC lathe, where the 5 um element protects precision solenoid valves from fine swarf particles.
Supply a multi-fixture assembly bench with regulated air for pneumatic screwdrivers, keeping the oil mist consistent for tool lubrication.
Run a case packer's cylinder bank from this unit, using the 185 cc oil bowl to reduce refill frequency during long production runs.
Choose the GAFC400 for mid-size lines where 1/2in ports match your manifold and the 1810 g mass suits a panel mount. The PC bowl is the standard build; confirm it fits your environment, as the catalogue gives no material-specific ratings. The 5 um element traps finer particles than the standard 40 um, at the cost of more frequent element service. The semi-auto drain clears condensate on each pressure drop, with a manual backup for scheduled maintenance. No gauge is fitted, so add one to the 1/4in connection if you need to read set pressure. The PT thread carries an MPa/psi scale if you fit a gauge later. Spare parts are orderable as GAFR400-15 and GAL400-15. The 1.0 MPa max supply leaves about 0.1 MPa above the 0.9 MPa top of the range, so plan your inlet pressure carefully if you need the full output.
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 GAFR400-15 filter-regulator on that branch instead of the full combination.
The GAFC40015SNW operates at 0.15-0.9 MPa (20-130 psi) with a 1.0 MPa (145 psi) maximum and 1.5 MPa (215 psi) proof pressure. It works in -5 to 70 C temperatures and needs ISO VG 32 lubricant. The drain bowl holds 100 cc, the oil bowl 185 cc, and the unit weighs 1810 g. It uses a 5 um element and has no gauge fitted.
The N in the code after the port means no gauge is supplied, which suits installations where the set pressure is checked at a remote panel. The GAFC400 body has a 1/4in gauge connection, so you can add a standard AirTAC gauge later if needed. The PT thread means any gauge you fit will read in MPa/psi.
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