The GRACO D05050 is a check ball kit designed for use in GRACO diaphragm pumps. It contains check balls made from TPE (Hytrel), a durable and chemically resistant thermoplastic elastomer. This kit is intended to maintain or restore the sealing and check valve function within compatible GRACO pump assemblies, ensuring reliable fluid flow and preventing backflow.

Key Features:

• Check Ball Kit
• 1/2-inch & 3/4-inch
• TPE (Hytrel)
• GRACO Husky 515/716 pumps (see note below)
• Durable TPE (Hytrel) material for chemical resistance and longevity
• Direct replacement for worn or damaged check balls
• Supports smooth pump operation and consistent liquid flow
• Easy to install and maintain

Applications:
Used in diaphragm pumps for applications such as pressure washing, industrial fluid transfer, and chemical handling where reliable check valve operation is required.

Installation Notes:

• Using genuine GRACO parts ensures optimal performance, compatibility, and longevity of your pump system.
• Always shut off and depressurize the pump before replacing check balls
• Inspect the valve seat for wear or damage when replacing check balls
• Follow the manufacturer’s recommended maintenance schedule
• Use only compatible check ball kits for your specific pump model
• Regularly inspect and replace check balls as part of routine maintenance to prevent pump failure and maintain efficiency.