The GRACO 564381 is a manual hand pump designed for in-plant machinery lubrication. It features a modular pump and reservoir system with a 5 lb. (2.27 kg) metal cylindrical grease reservoir, constructed from aluminum and steel for durability and performance.

Key Features:

• Hand Pump
• PH Pump, 5 lb. (2.27 kg) Metal Cylindrical Grease Reservoir
• Aluminum and steel components, metal reservoir
• Maximum working pressure: 3,000 psi (207 bar)
• Compatible with grease; interchangeable reservoirs allow switching between oil and grease
• Modular pump and reservoir design for easy customization
• Built-in volume indicator for lubricant delivery verification
• Interchangeable reservoirs for system expansion or contraction
• Optional two- or four-outlet valve for serving multiple systems
• Single-acting positive displacement pump for extended life and reduced maintenance
• Built-in automatic relief valve for over-pressure protection
• Built-in outlet check valve to prevent back pressure and contamination
• 3,000 psi (207 bar) pressure gauge for system status checks
• Compact, space-saving unit

Applications:
In-plant machinery lubrication, centralized lubrication systems, industrial maintenance

Installation Notes:

• Using genuine GRACO parts ensures compatibility, reliability, and optimal performance within lubrication systems.
• Ensure proper alignment and secure mounting of the pump and reservoir
• Connect fittings and hardware as specified in the manual
• Verify system pressure and lubricant delivery before operation
• Regularly inspect and maintain the pump and reservoir for optimal performance
• Follow manufacturer guidelines for installation and maintenance
• Use only compatible lubricants as specified
• Regularly check for leaks, wear, and proper function of relief and check valves
• Keep spare parts and lubricants on hand for quick maintenance