
The AirTAC Airtac GAFC Air Service Unit GAFC30008SNK 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 1/4" ports, a 40 µm filter element and regulates 0.15 - 0.9 MPa (20 - 130 psi).
This GAFC30008SNK is an F.R.L. combination that pairs a filter-regulator with a lubricator on a single T-bracket, so the air is cleaned and set to pressure in the first body before a metered oil mist is added downstream. The 1/4in port size and 1020 g mass place it in the mid-range GAFC300 class, suitable for feeding a small machine station or a single actuator with conditioned air.
The unit operates over 0.15-0.9 MPa (20-130 psi) with a 40 um filter element, and the PC bowl holds 60 cc of condensate while the oil bowl holds 98 cc. The semi-auto drain dumps condensate each time pressure drops, with a manual drain for on-demand use, and the reverse-flow valve is fitted as specified by the K code.
| Model | Airtac GAFC Air Service Unit GAFC30008SNK |
|---|---|
| Series | GAFC300 F.R.L. combination |
| Port size | 1/4" (PT thread) |
| Filtering grade | 40 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. No gauge is supplied with this model — the gauge connection on a GAFC300 is 1/8" if you add one.
| 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). |
| 08 | Port size 1/4". 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). |
| N | No pressure gauge; 1/8" gauge connection. |
| (blank) | Filtering grade 40 µm. |
| (blank) | PT thread; gauge scale MPa / psi. |
| K | Reverse-flow (reflux) valve attached. |
Constituent units, orderable separately as spares: GAFR300-08 filter & regulator, GAL300-08 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 · 1/4" · 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 single pneumatic clamp or a small indexing jig on an assembly bench, where the 1/4in port and 1020 g body are easy to mount near the work area.
Supply a metered oil mist to a small drill head or a tapping spindle on a benchtop machine, keeping the moving parts lubricated without over-oiling the work.
Condition air for a laboratory test fixture that cycles a single cylinder, where the 60 cc condensate bowl and 98 cc oil bowl give a reasonable service interval between checks.
Choose the GAFC30008SNK when you need 1/4in ports and a 1020 g body that fits between the lighter GAFC200 and the heavier GAFC400. The PC bowl is the standard build choice, and the 40 um element handles general workshop air; step to the 5 um element if you feed precision valves. The semi-auto drain suits attended lines where pressure cycles regularly, while the automatic drain option is better for wet or remote installations. No gauge is supplied with this model, so the set pressure cannot be read without adding one to the 1/8in gauge connection. The reverse-flow valve is fitted per the K code, and the two units are orderable separately as GAFR300-08 and GAL300-08. 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 the supply pressure accordingly 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 GAFR300-08 filter-regulator on that branch instead of the full combination.
The GAFC30008SNK is a standard-pressure F.R.L. combination with a 1/4in port, working range of 0.15-0.9 MPa (20-130 psi), max pressure of 1.0 MPa (145 psi), and proof pressure of 1.5 MPa (215 psi). It operates from -5 to 70 C and uses ISO VG 32 lubricant. The drain bowl holds 60 cc, the oil bowl holds 98 cc, and the unit weighs 1020 g.
The N after the port code means no gauge is supplied with this GAFC30008SNK. The gauge connection on the GAFC300 body is 1/8in, so you can add a compatible gauge later if you need to read the set pressure. Without one, the outlet pressure cannot be monitored directly on the unit.
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