The GRACO 223957 Rod, Upper Connecting is a mechanical component designed for use within GRACO fluid handling and dispensing equipment. It is typically constructed from durable metal to withstand the mechanical stresses of pump operation. Its primary function is to connect and transmit motion between the pump’s drive mechanism and the fluid piston assembly, ensuring smooth and reliable operation of the pump system.

Key Features:

• Upper Connecting Rod
• Engineered for durability and reliability in demanding industrial environments
• Facilitates smooth transmission of motion within the pump assembly
• Supports efficient pump operation and maintenance

Applications:
Used in GRACO fluid handling and dispensing systems for commercial and industrial applications, including lubrication, painting, and other processes requiring precise fluid control.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, safety, and longevity of the equipment. Non-genuine parts may compromise system reliability and void warranties.
• Follow the equipment manual for specific installation instructions
• Ensure proper alignment and secure connection of the upper connecting rod to the pump assembly
• Lubricate packings and bearings with No. 2 lithium-based grease as recommended by GRACO
• Torque connecting rod fasteners to 20-25 ft-lb (27-34 N·m) as specified in the manual
• Always relieve system pressure before servicing or replacing parts