The GRACO 557278 is a brass pressure gauge designed for bottom mount NPT connection, intended to monitor system pressure in GRACO lubrication and fluid handling equipment. Its robust construction ensures reliable performance in demanding industrial environments.

Key Features:

• Pressure gauge
• 557278
• Brass
• 0–1500 PSI (0–100 BAR)
• GRACO lubrication and fluid handling systems
• Bottom mount NPT connection for easy installation
• Dry, CB (case back) design for durability
• Clear, easy-to-read dial for accurate pressure monitoring
• Reliable performance in industrial applications

Applications:
Used in GRACO automatic lubrication systems and other fluid handling equipment to monitor and maintain optimal system pressure, ensuring efficient operation and preventing equipment damage.

Installation Notes:

• Using genuine GRACO parts ensures compatibility, reliability, and optimal performance of your lubrication system.
• Ensure the system is depressurized before installation
• Use appropriate thread sealant for NPT connections
• Mount the gauge in a visible and accessible location for easy monitoring
• Regularly inspect the gauge for signs of wear or damage
• Periodically check for leaks or pressure fluctuations
• Clean the gauge face to maintain readability
• Replace the gauge if it shows signs of malfunction or inaccuracy