Graco 112678 1/4 Nptf Plug
Graco 112678 1/4 NPTF Plug is an OEM stainless-steel plug engineered to securely seal high-pressure ports in Graco fluid systems, ensuring a leak-free connection.
- Thread Type: 1/4" NPTF (tapered, dry-seal)
- Material: 17-4 PH Stainless Steel
- Pressure Rating: Up to 6,000 PSI
- Fits: Graco sprayers, pumps & manifolds
- Use: Seals unused or service ports
Graco 112678 1/4 NPTF Plug – OEM Precision Port Seal for High-Pressure Systems
Compatible Machines
- Graco Airless Paint Sprayers (Professional & Magnum Series)
- Graco Hydraulic Pump Assemblies
- Graco Texture and Coating Systems
- Graco Fluid Manifolds and Filter Blocks
- Graco Industrial Finishing Equipment
Product Overview
The Graco 112678 1/4 NPTF Plug is an OEM precision-engineered port plug used to seal unused or service openings in high-pressure fluid systems. Its 1/4-inch NPTF tapered threading ensures a reliable, leak-free seal without the need for excessive sealant. Built from corrosion-resistant stainless steel, it performs reliably in demanding spraying and coating environments.
| Specification | Details |
|---|---|
| Part Number | 112678 |
| Thread Type | 1/4" NPTF (National Pipe Taper Fuel) |
| Material | 17-4 PH Stainless Steel |
| Pressure Rating | Up to 6,000 PSI |
| Applications | Airless sprayers, manifolds, pumps, and coating filtration systems |
Key Features
- Leak-Free NPTF Seal – ensures precision sealing in high-pressure fluid lines.
- Corrosion-Resistant Construction – made from 17-4 PH stainless steel for longevity.
- OEM-Approved Fit – manufactured to Graco standards for perfect compatibility.
- Thermally Stable – maintains integrity across temperature fluctuations.
- Quick Installation – easy to replace during maintenance or rebuilds.
Installation & Maintenance Tips
Before installing the Graco 112678 Plug, clean all thread surfaces and apply a suitable PTFE-based thread sealant if recommended. Torque to 18–20 Nm for a secure seal. Inspect plugs during service intervals for corrosion or wear and replace if thread integrity is compromised.
Frequently Asked Questions
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