Graco 120584 Air Regulator 1/4" NPT
$64.43
$70.25
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The Graco 120584 Air Regulator ensures precise pressure control for airless sprayers, providing consistent spray performance and protecting your equipment.
- Connection: 1/4" NPT inlet/outlet
- Pressure Range: 0–250 psi adjustment
- Max Inlet Pressure: 3000 psi
- Compatible Machines: GMAX 390, GMAX 395, Mark V, Mark VII, ProX17, ProX19
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Genuine OEM Part
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Compatible Air Regulators & Machines
The Graco 120584 Air Regulator delivers precise pressure control for airless sprayers and industrial fluid systems, ensuring consistent flow and optimal spray performance.
- GMAX 390
- GMAX 395
- Mark V
- Mark VII
- ProX17
- ProX19
Product Overview
The 120584 Air Regulator 1/4" NPT provides precise ±1 psi adjustment over a 0–250 psi range, supporting high-pressure inlet up to 3000 psi. Its compact aluminum body with stainless steel internals ensures durability and corrosion resistance in professional applications.
| Feature | Specification |
|---|---|
| Weight | 0.39 lbs |
| Dimensions | 2.95 × 2.6 × 2.8 in |
| Connection | 1/4" NPT inlet/outlet |
| Temperature Rating | -20°F to 250°F |
| Flow Rate | Up to 12 scfm @ 100 psi |
Installation & Maintenance
- Torque 1/4" NPT fittings to 15–18 ft-lb to avoid housing damage.
- Use upstream 5 µm filtration to protect elastomer seals.
- Mount with regulator axis vertical to prevent moisture pooling.
- Inspect adjustment knob and flush poppet chamber during maintenance.
Frequently Asked Questions
The regulator supports inlet pressures up to 3000 psi with stable output.
- GMAX 390
- GMAX 395
- Mark V
- Mark VII
- ProX17
- ProX19
Regularly check the adjustment knob, flush the poppet chamber, and apply light lubrication to O-rings to ensure longevity.
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