Graco 117099 Threaded Plug

Graco 117099 Threaded Plug: Reliable Sealing for High-Pressure Systems

Compatible Machines

• Graco Airless Sprayer Assemblies
• Professional Coatings Equipment
• High-Pressure Filtration Units
• Mobile Service Units and Stationary Process Lines

Product Description

The Graco 117099 Threaded Plug ensures secure sealing and prevents fluid leaks in industrial airless sprayer systems. Precision threads and durable 316 stainless steel construction provide long-term reliability even under extreme pressures and chemical exposure.

• High-pressure sealing up to 5,000 psi
• Precision UN/UNF threads with metal-to-metal seal and optional O-ring backup
• Corrosion-resistant stainless steel, with electroless nickel or alternative materials available
• Compact design reduces installation time and prevents cross-threading
• Supports both mobile and stationary high-pressure systems

Material & Performance

• 316 stainless steel base for excellent chemical resistance
• Optional Hastelloy C-276 or 17-4PH stainless steel for specialized applications
• Validated under cyclic pressure, thermal shock, and chemical exposure
• Minimal torque loss and consistent sealing over long-term use

Installation & Maintenance

• Torque range: 50–60 ft-lb depending on port size
• Use of thread sealant or PTFE tape recommended
• Inspect sealing surface and O-ring periodically
• Typical service life exceeds 2 years under recommended maintenance

Frequently Asked Questions