The GRACO 178553 is a plug gasket made from Delrin, a durable engineering plastic. It is designed to provide a reliable seal for plug connections within GRACO equipment, ensuring leak-free operation and protection of internal components.

Key Features:

• Plug gasket
• Delrin (engineering plastic)
• Compatible with GRACO Crown Imperial Pumps and other GRACO equipment as referenced in manuals
• Durable Delrin material for long service life
• Provides reliable sealing for plug connections
• Easy to install and maintain

Applications:
Used in GRACO Crown Imperial Pumps and similar equipment to seal plug connections, preventing leaks and protecting internal components from contamination.

Installation Notes:

• Using genuine GRACO parts ensures proper fit, seal integrity, and equipment reliability.
• Ensure mating surfaces are clean and free of debris before installation
• Hand-tighten plug and gasket to avoid over-torquing
• Inspect gasket for wear or damage during routine maintenance
• Replace gasket if any signs of wear, deformation, or leakage are observed
• Follow GRACO equipment manual for specific installation instructions