The GRACO 158378 is a packing O-ring designed for use in GRACO fluid handling equipment. It is a sealing component, typically made from elastomeric material, intended to prevent leaks and maintain pressure integrity within the pump or valve assemblies of GRACO systems.

Key Features:

• O-ring
• Compatible with GRACO fluid handling equipment, specifically referenced in GRACO Fire-Ball Oil Pumps and similar systems
• Provides reliable sealing
• Easy to replace during maintenance
• Essential for preventing leaks and maintaining system integrity

Applications:
Used in GRACO pumps and valves for sealing fluid paths, particularly in oil, paint, and other fluid transfer applications.

Installation Notes:

• Using genuine GRACO O-rings ensures proper fit, performance, and longevity of the equipment, reducing the risk of leaks and downtime.
• Ensure the equipment is depressurized and cleaned before installation
• Inspect the O-ring for damage or wear before installation
• Lubricate the O-ring with compatible lubricant if recommended by the manufacturer
• Follow GRACO’s recommended maintenance schedule for optimal performance