
The AirTAC Airtac GAFC Air Service Unit GAFC400N10AL 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 - 0.4 MPa (20 - 58 psi).
This AirTAC GAFC400N10AL is an F.R.L. combination where the filter and regulator share one body, paired with a lubricator on a T-bracket. It handles a 3/8in port and delivers a lower pressure range of 0.15-0.4 MPa (20-58 psi), with a 40 um element filtering the air.
The automatic drain clears condensate from the 100 cc bowl without an operator, while the 185 cc oil bowl feeds the lubricator. The nylon bowl is a build choice; the shared specification of 1.0 MPa max and -5 to 70 C applies, so confirm it suits your environment. The circular gauge reads in MPa/psi.
| Model | Airtac GAFC Air Service Unit GAFC400N10AL |
|---|---|
| Series | GAFC400 F.R.L. combination |
| Port size | 3/8" (PT thread) |
| Filtering grade | 40 µm |
| Pressure range | 0.15 - 0.4 MPa (20 - 58 psi) |
| Type | Lower pressure |
| Bowl material | Nylon |
| 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. |
|---|---|
| N | Bowl material: Nylon. 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. |
| 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. |
| (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 |
Use it to feed a precision grinding spindle where the lower pressure range prevents over-pressurizing delicate air bearings, with the gauge confirming the exact setpoint.
In a small assembly cell, this unit preps air for pneumatic actuators and a vacuum generator, with the automatic drain handling condensate from a humid compressor line.
On a carton-sealing machine, it filters and lubricates the air for cylinders and valves, while the lower pressure range protects sensitive film-handling grippers from excessive force.
Choose the GAFC400N10AL when your circuit needs a 3/8in port and a regulated output capped at 0.4 MPa (20-58 psi). The nylon bowl is specified by the N before the port code; the catalogue gives no material-specific ratings, so verify it for your surroundings. The automatic drain (A) suits unattended lines, and the 40 um element handles general workshop air. The gauge is fitted with an MPa/psi scale for the PT thread. If the line must stay oil-free, omit the lubricator and select a plain GAFR filter-regulator instead. Spares are orderable as GAFR400-10 and GAL400-10. The 1.0 MPa max supply leaves about 0.6 MPa above the 0.4 MPa top of the 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.
The GAFC400N10AL is an F.R.L. combination with a 3/8in port, operating at 0.15-0.4 MPa (20-58 psi). Max pressure is 1.0 MPa (145 psi) and proof pressure is 1.5 MPa (215 psi). It has a 100 cc drain bowl and a 185 cc oil bowl, weighs 1810 g, and works in -5 to 70 C. Use ISO VG 32 oil in the lubricator.
The L type regulates to a maximum of 0.4 MPa (58 psi), about 44% of the standard type's 0.9 MPa ceiling. If your machine may ever need more than 0.4 MPa, the standard type is the correct choice. This model also has an automatic drain and a nylon bowl.
Genuine AirTAC parts produced by AirTAC factory.
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Send us the quantity, thread type (PT / G / NPT) and destination. We confirm price, stock and lead time — usually within 7-8 hours.