The GRACO 556416 is an expanding bushing designed to adapt between 1/8 inch NPT male and 1/4 inch NPT female threaded connections. Its material is not specified in available sources, but it is typically used in lubrication and fluid transfer systems to facilitate secure and leak-free connections between different pipe sizes.

Key Features:

• Expanding Bushing
• 1/8 NPT Male X 1/4 NPT Female
• Designed for use with GRACO lubrication and fluid transfer equipment
• Allows for secure connection between different pipe sizes
• Facilitates leak-free transitions in fluid systems
• Supports maintenance and system flexibility

Applications:
Used in lubrication and fluid transfer systems for adapting between 1/8 inch and 1/4 inch NPT threaded connections, commonly found in industrial, mining, and agricultural equipment maintenance.

Installation Notes:

• Using genuine GRACO parts ensures compatibility, reliability, and optimal performance within GRACO systems.
• Ensure threads are clean and free of debris before installation
• Apply appropriate thread sealant as recommended by GRACO
• Hand-tighten before using tools to avoid cross-threading
• Check for leaks after installation and during system operation
• Regularly inspect for leaks or wear
• Replace if damaged or if leaks are detected
• Follow GRACO’s recommended maintenance schedule