
The AirTAC Airtac GAFC Air Service Unit GAFC30010LWK 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 - 0.4 MPa (20 - 58 psi).
The GAFC30010LWK is a two-piece F.R.L. combination where the filter and regulator share one body, paired with a lubricator on a T-bracket. It handles 3/8" ports and regulates to a lower 0.15-0.4 MPa (20-58 psi) band, with a 5 um element for finer filtration. The 60 cc condensate bowl and 98 cc oil bowl set the service rhythm, and the whole unit weighs 1020 g.
Air enters, gets filtered and pressure-set in the first body, then the lubricator adds a metered oil mist downstream. This order keeps oil away from the regulator seat. The circular gauge reads in MPa/psi, and the reverse-flow valve is fitted as a separate pneumatic symbol. With a 1.0 MPa (145 psi) max supply, there is about 0.6 MPa of headroom above the 0.4 MPa top of the regulated range.
| Model | Airtac GAFC Air Service Unit GAFC30010LWK |
|---|---|
| Series | GAFC300 F.R.L. combination |
| Port size | 3/8" (PT thread) |
| Filtering grade | 5 µm |
| Pressure range | 0.15 - 0.4 MPa (20 - 58 psi) |
| Type | Lower pressure |
| 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). |
| 10 | Port size 3/8". This body offers 08 = 1/4", 10 = 3/8", 15 = 1/2". |
| (blank) | Drain: Semi-auto drain + manual drain. |
| L | Lower pressure type — 0.15 - 0.4 MPa (20 - 58 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: GAFR300-10 filter & regulator, GAL300-10 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 | GAFC300 · 3/8" · 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 3/8" line to a pneumatic fixture that needs regulated 0.3 MPa clamping force. The 5 um element protects fine control valves from particles that would cause sticking.
Supply a lab bench with filtered, lubricated air at a stable 0.2 MPa for small actuators. The lower pressure range matches sensitive equipment that must not see high pressure.
Run a handheld screwdriver or small cylinder on a workstation. The 60 cc bowl handles a shift of condensate, and the manual drain lets operators clear it during breaks.
Choose the GAFC30010LWK when your circuit needs a lower pressure ceiling of 0.4 MPa (58 psi) and finer 5 um filtration. The PC bowl suits standard shop air, and the semi-auto drain dumps condensate on pressure drops while the manual drain offers on-demand control. The PT thread carries an MPa/psi gauge scale, and the K code adds the reverse-flow valve. If your line must stay oil-free, omit the lubricator and select a plain GAFR300-10 filter-regulator instead. Spare parts are orderable as GAFR300-10 and GAL300-10. The 1.0 MPa max supply sits about 0.6 MPa above the 0.4 MPa top of this unit's regulated band.
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 GAFR300-10 filter-regulator on that branch instead of the full combination.
The GAFC30010LWK operates at 0.15-0.4 MPa (20-58 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 and needs ISO VG 32 lubricant. The drain bowl holds 60 cc, the oil bowl 98 cc, and the unit weighs 1020 g.
The L code sets the 0.15-0.4 MPa range for circuits that must not exceed 58 psi. The W code upgrades filtration from 40 um to 5 um, trapping finer particles for precision valves. Both options are built into this 3/8" port unit, which also includes a reverse-flow valve.
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