The GRACO 157350 is a steel hose fitting designed to connect hoses with different thread sizes, specifically 1/4 inch and 3/8 inch. It is intended for use in high-pressure fluid transfer applications, such as airless spray systems, to ensure secure and reliable connections between hoses and equipment.

Key Features:

• Connector / Double Nipple
• 1/4 in x 3/8 in
• Steel
• Maximum Working Pressure: 5000 psi
• Compatible with GRACO airless spray hoses and equipment with 1/4 inch and 3/8 inch threads
• Precisely crafted threads for secure connection
• High-quality steel construction for durability
• Reliable performance in high-pressure environments
• Essential accessory for flexible hose connections

Applications:
Used in airless spray systems and other high-pressure fluid transfer applications where secure hose connections are required.

Installation Notes:

• Using genuine GRACO parts ensures compatibility, reliability, and safety in high-pressure applications.
• Ensure threads are clean and free of debris before installation
• Hand-tighten fitting, then use appropriate tools to secure without over-tightening
• Inspect for leaks after installation and during regular maintenance checks
• Regularly inspect fittings for wear or damage
• Replace fittings if threads are damaged or if leaks are detected
• Keep spare fittings on hand for quick replacement during maintenance