The GRACO 116978 is a packing O-ring made from Viton (FKM), designed to provide a reliable seal in GRACO equipment. Viton is known for its excellent resistance to chemicals, oils, and high temperatures, making this O-ring suitable for demanding industrial environments.

Key Features:

• Packing O-Ring
• #219
• Viton (FKM)
• Designed for use in GRACO equipment; specific models not listed
• Chemical and oil resistance
• High-temperature tolerance
• Reliable sealing performance
• Easy to identify (Viton O-rings are often colored for quick recognition)

Applications:
Used as a sealing component in GRACO spray foam, lubrication, and fluid handling equipment to prevent leaks and maintain system integrity in harsh environments.

Installation Notes:

• Using genuine GRACO O-rings ensures proper fit, performance, and longevity, reducing the risk of leaks and equipment downtime.
• Inspect the O-ring for damage before installation
• Ensure the sealing surfaces are clean and free of debris
• Lubricate the O-ring if recommended by the equipment manual
• Follow GRACO’s installation guidelines for best results