The GRACO D03070 3/8-inch Buna-N Check Ball Kit is a replacement part designed for use in GRACO pumps and fluid handling equipment. It features a Buna-N (nitrile rubber) check ball, which is known for its chemical resistance and durability. The kit is intended to restore or maintain the check valve function within GRACO systems, ensuring reliable flow control and preventing backflow in industrial applications[1].

Key Features:

• Check Ball Kit
• 3/8-inch
• Buna-N (nitrile rubber) check ball
• Designed for use in GRACO pumps and fluid handling equipment
• Engineered for lasting, heavy-duty performance
• Quick replacement to minimize downtime
• Reliable check valve function

Applications:
Used in industrial fluid handling systems, including lubrication, paint, and chemical transfer applications where reliable check valve operation is required.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, reliability, and compatibility with GRACO equipment, reducing the risk of equipment failure and downtime.
• Always follow the equipment manual for installation procedures
• Ensure the system is depressurized before replacing the check ball
• Inspect the seat and surrounding components for wear or damage during replacement
• Use appropriate tools and safety equipment
• Regularly inspect check balls and seats for wear or contamination
• Replace check balls as part of preventative maintenance to avoid unexpected failures
• Keep spare kits on hand to minimize repair delays