Graco 112645 1/8" Npt Plug

Graco 112645 1/8" NPT Plug Overview

The Graco 112645 1/8" NPT Plug is a precision-engineered sealing component for high-pressure airless sprayer systems. It provides leak-free closure for unused ports, protecting fluid pathways and ensuring system reliability in professional coating applications.

Key Features

• Precision CNC-machined 1/8" NPT thread for leak-free sealing
• 316 stainless steel construction with corrosion-resistant nickel plating
• Compact low-profile design for use in tight manifold or actuator assemblies
• Withstands pressures up to 5,000 psi and temperatures up to 250°F
• Resists galling and maintains torque characteristics over repeated cycles

Compatible Machines

The Graco 112645 Plug fits the following machines:

• Graco 395 Paint Sprayer
• T-Max 6912 Airless Manifold Kit
• HTX 2030 Airless Manifold Kit
• Other Graco high-pressure airless sprayers with 1/8" NPT ports requiring sealed plugs

Specifications

Installation & Maintenance

• Clean port threads before installation to prevent debris-induced seal wear
• Use calibrated torque wrench (15–20 ft-lb) for proper sealing
• Inspect periodically for thread damage or corrosion
• Replace plugs as part of routine maintenance to ensure system integrity

Frequently Asked Questions