The GRACO 255583 Priming Piston Rod Kit is a replacement assembly designed for use in GRACO 250 CS Lower pump units. It includes essential sealing and packing components such as O-rings, UHMWPE and PTFE packings, glands, and a piston rod. The kit is intended to restore or maintain the priming function and sealing integrity of the pump, ensuring reliable operation in demanding industrial environments.

Key Features:

• Priming Piston Rod Kit
• L250CS (for 250 CS Lowers)
• Includes metal piston rod, UHMWPE and PTFE packings, O-rings, glands, and seals
• GRACO 250 CS Lower pump units
• Comprehensive kit for complete priming piston rod replacement
• High-quality sealing components for reliable performance
• Designed for ease of maintenance and quick installation
• Supports long service life and reduced downtime

Applications:
Used in industrial fluid handling and lubrication systems, particularly in GRACO 250 CS Lower pump units for applications such as lubrication, paint, and other fluid transfer tasks.

Installation Notes:

• Using genuine GRACO parts ensures optimal fit, performance, and longevity of the equipment, reducing the risk of leaks and premature failure.
• Lubricate all soft seal components before installation as recommended by GRACO.
• Follow torque specifications for gland and valve assembly as outlined in the manual.
• Ensure all old packing and seals are removed and surfaces are clean before installing new components.
• Refer to the GRACO manual for detailed step-by-step installation instructions.