Graco 112646 5/8" X 18 Plug
Graco 112646 Plug 5/8" x 18 is a genuine OEM part designed to seal high-pressure ports in Graco fluid systems, ensuring leak-free performance and long-term reliability.
- Thread Size: 5/8"-18 UNF
- Material: Stainless Steel (OEM-grade)
- Pressure Rating: Up to 5,000 PSI
- Fits: Graco airless sprayers & hydraulic assemblies
- Function: Seals unused or maintenance ports
Graco 112646 Plug 5/8" x 18 – High-Pressure OEM Port Seal
Compatible Machines
- Graco Airless Paint Sprayers (various models with 5/8"-18 port fittings)
- Graco Hydraulic Pump Assemblies
- Graco Texture Sprayers
- Graco High-Pressure Manifolds and Fluid Blocks
- Graco Professional Coatings Systems
Product Overview
Graco 112646 Plug 5/8" x 18 is an OEM precision-engineered threaded plug used to seal unused or service ports in high-pressure fluid systems. Built from corrosion-resistant stainless steel, it ensures a tight, leak-free seal even under extreme operating pressures exceeding 5,000 PSI.
| Specification | Details |
|---|---|
| Thread Size | 5/8"-18 Unified Thread (±0.002" tolerance) |
| Material | 303/316 Stainless Steel |
| Pressure Rating | Up to 5,000 PSI continuous operation |
| Temperature Range | -30°C to 120°C |
| Applications | Airless sprayers, manifolds, pump heads, filtration systems, and professional coatings equipment |
Key Features
- Precision Threaded Design for consistent and secure sealing.
- Corrosion-Resistant finish enhances durability and longevity.
- Leak-Free Performance ensures reliability in high-pressure systems.
- Easy Maintenance with mirror-smooth sealing face and anti-galling threads.
- Meets OEM Graco standards for quality and compatibility.
Installation & Maintenance Tips
Use a clean thread path and torque wrench for installation. Recommended torque is 25 ft-lbs to achieve optimal compression. Apply compatible sealant or thread locker if required. Inspect regularly for thread wear or corrosion and clean with non-corrosive solvents.
Frequently Asked Questions
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