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AirTAC GAFC400 · F.R.L. Combination (Filter-Regulator + Lubricator)

Airtac GAFC Air Service Unit GAFC400C10LNW

The AirTAC Airtac GAFC Air Service Unit GAFC400C10LNW 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).

  • TypeF.R.L. combination
  • Port size3/8"
  • Pressure range0.15 - 0.4 MPa (20 - 58 psi)
  • Filtering grade5 µm
  • Bowl materialMetal
  • Drainsemi-auto + manual
  • Pressure gaugeNot fitted
  • Weight1810 g
$102.72 $113.34Save 9% Standard model — ready in 3-5 business days to process and dispatch
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About the Airtac GAFC Air Service Unit GAFC400C10LNW

This AirTAC GAFC400C10LNW is an F.R.L. combination built as two units on one bracket: the filter and regulator share a single body, with the lubricator mounted downstream. The 3/8in port size and 1810 g mass place it in the mid-range class, where the 100 cc condensate bowl and 185 cc oil bowl reduce how often the unit needs attention. It regulates from 0.15 to 0.4 MPa (20-58 psi), and the 5 um element traps finer particles for sensitive equipment.

The metal bowl is specified by the C code, and the shared specification of 1.0 MPa maximum pressure and -5 to 70 C operation applies regardless of bowl material. With the N code, no gauge is supplied; the 1/4in gauge connection on the GAFC400 body allows one to be added later. The semi-auto drain dumps condensate when pressure drops, while the manual drain offers on-demand release.

Airtac GAFC Air Service Unit GAFC400C10LNW Technical Specifications

ModelAirtac GAFC Air Service Unit GAFC400C10LNW
SeriesGAFC400 F.R.L. combination
Port size3/8" (PT thread)
Filtering grade5 µm
Pressure range0.15 - 0.4 MPa (20 - 58 psi)
TypeLower pressure
Bowl materialMetal
Drain typeSemi-auto drain + manual drain
FluidAir
Max. pressure1.0 MPa (145 psi)
Proof pressure1.5 MPa (215 psi)
Temperature range-5 to +70 °C (unfreeze)
Capacity of drain bowl100 cc
Capacity of oil bowl185 cc
Recommended lubricantISO VG 32 or equivalent
Weight1810 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.

Model Code: Airtac GAFC Air Service Unit GAFC400C10LNW

GAFC400GA400 series F.R.L. unit — sets ports, bowl capacity and weight.
CBowl material: Metal. Available on this body: PC (blank), Metal (C), Nylon (N).
10Port size 3/8". This body offers 10 = 3/8", 15 = 1/2".
(blank)Drain: Semi-auto drain + manual drain.
LLower pressure type — 0.15 - 0.4 MPa (20 - 58 psi). This body offers Standard (S) or Lower pressure (L).
NNo pressure gauge; 1/4" gauge connection.
WFiltering grade 5 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.

Size Class & Flow Envelope

  • GAFC2001/8"-1/4" · 1750 L/min
  • GAFC3001/4"-1/2" · 3500 L/min
  • GAFC4003/8"-1/2" · 6000 L/min
  • GAFC5003/4" · 7000 L/min
  • GAFC6003/4"-1" · 12000 L/min

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 modelGAFC400 · 3/8" · curve to 6000 L/min
One size downGAFC300
One size upGAFC500 (curve to 7000 L/min)
Build orderFilter & regulator → bracket → lubricator

Where the Airtac GAFC Air Service Unit GAFC400C10LNW Is Used

precision_manufacturing

Precision Machining

Feed a 3/8in line to a CNC tool changer or a precision grinding spindle, where the 5 um element protects sensitive valves and the lower pressure range prevents over-pressurizing delicate actuators.

packaging

Packaging Equipment

Use on a carton erector or a label applicator that runs on regulated air below 0.4 MPa, where the 185 cc oil bowl keeps the lubricator running longer between refills.

factory

Assembly Stations

Mount on a multi-station assembly bench with 3/8in drops, where the 100 cc condensate bowl and semi-auto drain handle moisture from a humid plant air supply.

Is the Airtac GAFC Air Service Unit GAFC400C10LNW the Right Air-Prep Unit?

Choose the GAFC400C10LNW when your line needs 3/8in ports and a lower regulated ceiling of 0.4 MPa. The metal bowl is a build choice; confirm it suits your environment, as the catalogue provides no material-specific ratings. The 5 um element suits precision valves or instrument air, but expect more frequent element service than a 40 um unit. The semi-auto and manual drains are both fitted, and the PT thread carries a gauge scale of MPa/psi if you add a gauge later. For oil-free air downstream, omit the lubricator and select a plain GAFR400-10 filter-regulator instead. Spare parts are orderable as GAFR400-10 and GAL400-10. With a 1.0 MPa max supply, you have about 0.6 MPa of headroom above the 0.4 MPa top of this unit's range.

Quick checklist

  • ✓ Body size for your peak flow (3/8" here)
  • ✓ Standard 0.9 MPa or lower-pressure 0.4 MPa
  • ✓ Bowl material: PC (blank), Metal (C), Nylon (N)
  • ✓ Drain: semi-auto + manual, or automatic
  • ✓ Element 40 µm or 5 µm
  • ✓ Thread & gauge scale (PT / G / NPT)
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Installation & Maintenance Notes

  • check Install with the airflow arrow: filter-regulator first, lubricator last.
  • check Keep inlet pressure at or below 1.0 MPa (145 psi).
  • check Fill the oil bowl with ISO VG 32 or equivalent only.
  • check Drain condensate before the 100 cc bowl fills.
  • check Keep the unit above freezing (-5 to +70 °C, unfreeze).
  • check Support the 1810 g unit on its bracket, not on the tubing.

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.

Airtac GAFC Air Service Unit GAFC400C10LNW FAQ

It operates from 0.15 to 0.4 MPa (20-58 psi), with a maximum pressure of 1.0 MPa (145 psi) and proof pressure of 1.5 MPa (215 psi). The temperature range is -5 to 70 C, and it uses ISO VG 32 lubricant. The drain bowl holds 100 cc, the oil bowl holds 185 cc, and the unit weighs 1810 g.

The N after the port code means no gauge is supplied with this unit. The GAFC400 body has a 1/4in gauge connection, so you can add a circular gauge later if you need to read the set pressure. The PT thread on this model uses an MPa/psi scale for any gauge you install.

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