
The AirTAC Airtac GAFC Air Service Unit GAFC40010AS 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 40 µm filter element and regulates 0.15 - 0.9 MPa (20 - 130 psi).
This AirTAC GAFC40010AS is an F.R.L. combination built as two units on one bracket: a filter-regulator body that cleans the air and sets pressure, followed by a lubricator that meters oil mist into the flow. With a 3/8in port and a 1810 g mass, it suits mid-size machines where a panel or frame mount is expected rather than support from the tubing.
The standard pressure range is 0.15-0.9 MPa (20-130 psi), with a 40 um element handling typical shop air. The automatic drain clears condensate from the 100 cc bowl without an operator, while the 185 cc oil bowl extends time between refills. A circular gauge is fitted, reading in MPa and psi for the default PT thread.
| Model | Airtac GAFC Air Service Unit GAFC40010AS |
|---|---|
| Series | GAFC400 F.R.L. combination |
| Port size | 3/8" (PT thread) |
| Filtering grade | 40 µm |
| Pressure range | 0.15 - 0.9 MPa (20 - 130 psi) |
| Type | Standard |
| Bowl material | PC |
| Drain type | Automatic 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". |
| A | Drain: Automatic 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. |
| (blank) | Filtering grade 40 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 |
Feed a 3/8in line to a CNC spindle air curtain, where regulated pressure at 0.4-0.6 MPa keeps the seal purge consistent and the lubricator maintains a fine oil film on the spindle taper.
Mount on a panel above a workbench feeding pneumatic screwdrivers and small cylinders, with the automatic drain handling condensate from a humid compressor line without daily attention.
Supply a carton-erecting station where several 32 mm bore cylinders cycle rapidly; the 185 cc oil bowl keeps the lubricator running a full shift between refills.
Choose the GAFC400 body for flows up to the catalogue curve of 6000 L/min at 0.7 MPa inlet, stepping up from the GAFC300's 3500 L/min envelope when a line needs more capacity. The 3/8in port matches common valve manifolds, and the PC bowl is the standard build - confirm it suits your environment, as the shared -5 to 70 C rating applies to all bowl materials. The automatic drain (A) is the right call for wet or unattended lines, while the standard type (S) covers most actuator circuits up to 0.9 MPa. A circular gauge is supplied with an MPa/psi scale, and the 40 um element is the default; upgrade to 5 um (W) if you need finer filtration for precision valves. Spare parts are orderable as GAFR400-10 and GAL400-10, so a clogged element or damaged bowl does not mean replacing the whole assembly. If the line must stay oil-free, omit the lubricator and choose a plain GAFR filter-regulator instead. 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, so plan inlet pressure near 1.0 MPa 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 GAFR400-10 filter-regulator on that branch instead of the full combination.
This F.R.L. combination operates on air at 0.15-0.9 MPa (20-130 psi), with a maximum supply of 1.0 MPa (145 psi) and proof pressure of 1.5 MPa (215 psi). It works from -5 to 70 C and must not freeze. The drain bowl holds 100 cc and the oil bowl 185 cc, with a total weight of 1810 g. Recommended lubricant is ISO VG 32 or equivalent.
The automatic drain (A code) clears condensate from the 100 cc bowl without operator action, which is useful for unattended machines or wet compressed air. It replaces the semi-auto and manual drains found on blank-drain versions, so there is no need to open a valve periodically to empty the bowl.
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