
The AirTAC Airtac GAFC Air Service Unit GAFC30015SWK 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 GAFC30015SWK is a two-piece F.R.L. combination: a filter-regulator body that cleans the air and sets its pressure, joined on a T-bracket to a lubricator that adds a metered oil mist last. With a 1/2in port and a 1020 g mass, this unit suits a machine header feeding several actuators, and it should be mounted on a panel or frame rather than supported by the tubing.
The standard pressure range is 0.15-0.9 MPa (20-130 psi), with a 5 um element that traps fine particles for sensitive valves. The 60 cc condensate bowl and 98 cc oil bowl set the service rhythm, and the reverse-flow valve is fitted per the K code. The circular gauge reads in MPa/psi, matching the PT thread.
| Model | Airtac GAFC Air Service Unit GAFC30015SWK |
|---|---|
| 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. The fitted circular gauge reads in MPa / psi, set by the PT thread code.
| 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). |
| (blank) | Circular pressure gauge fitted. |
| 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 pneumatic valves on a small assembly machine with the 5 um element, protecting fine internal passages from abrasive particles.
Supply a 1/2in header on a light conveyor line, where the 98 cc oil bowl keeps several small cylinders lubricated between shifts.
Use on a drill or tapping unit where regulated air at up to 0.9 MPa drives the feed cylinder and the lubricator oils the tool slide.
Choose this GAFC300 when a 1/2in port and a 1020 g body fit your line, and you need the 5 um element for finer filtration. The PC bowl is the standard build; confirm it suits your environment, as the catalogue gives no material-specific ratings. The semi-auto drain dumps condensate on each pressure drop, with a manual drain for on-demand use, and the circular gauge shows MPa/psi. The reverse-flow valve is fitted, and the two units are orderable separately as GAFR300-15 and GAL300-15. If the line must stay oil-free, leave the lubricator out and choose a plain GAFR filter-regulator instead.
The 1.0 MPa max supply leaves about 0.1 MPa 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 GAFR300-15 filter-regulator on that branch instead of the full combination.
The GAFC30015SWK 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). The temperature range is -5 to 70 C. It has a 60 cc drain bowl and a 98 cc oil bowl, weighs 1020 g, and the recommended lubricant is ISO VG 32.
The K in GAFC30015SWK specifies that a reverse-flow (reflux) valve is fitted. The catalogue shows it as a separate pneumatic symbol. This is an ordering difference; the valve is included with the unit.
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