The GRACO 558731 is a black O-ring made from Viton with a 90 durometer hardness, designed for sealing applications within GRACO industrial equipment. Viton is known for its excellent resistance to chemicals, oils, and high temperatures, making this O-ring suitable for demanding environments.

Key Features:

• O-ring
• Viton 90 Duro -015
• Viton (Fluoroelastomer)
• Designed for use in GRACO industrial equipment
• High chemical and oil resistance
• Excellent temperature stability
• Durable construction for long service life
• Reliable sealing performance

Applications:
Used as a sealing component in GRACO pumps, sprayers, and other industrial equipment where resistance to harsh chemicals, oils, and elevated temperatures is required.

Installation Notes:

• Using genuine GRACO O-rings ensures proper fit, performance, and longevity of equipment, reducing the risk of leaks and downtime.
• Inspect the O-ring for damage before installation
• Ensure mating surfaces are clean and free of debris
• Lubricate the O-ring with a compatible lubricant if recommended by the equipment manual
• Avoid twisting or stretching the O-ring during installation