The GRACO 118138 is a fitting, adapter, and reducer designed for use in GRACO airless paint sprayer systems. Its material is not specified in available sources, but it is intended to connect, adapt, or reduce fluid pathways within GRACO equipment, ensuring proper flow and compatibility between components. Key Features: Fitting, Adapter, Reducer 118138 / 1.75 IN (4.445 cm) length, 0.75 IN (1.905 cm) width Compatible with select GRACO airless paint sprayers (e.g., 2700 and 3100 series, ALLPRO Mach 8600) Compact size for easy integration into sprayer assemblies Designed for reliable connection and reduction of fluid pathways Lightweight (approx. 0.10–0.11 lbs / 0.045–0.050 kg) Applications:Used in GRACO airless paint sprayer systems to connect, adapt, or reduce fluid lines, ensuring proper flow and compatibility between sprayer components. Installation Notes: Using genuine GRACO parts ensures optimal performance, safety, and compatibility with GRACO equipment. Ensure the sprayer is depressurized before installation or maintenance Follow the equipment manual for specific installation instructions Inspect the fitting for damage or wear before use Regularly check fittings for leaks or wear Replace with genuine GRACO parts as needed