The GRACO 556555 is an O-ring made from Viton-A (fluoroelastomer) with a hardness of 75 Duro. It is designed to provide a reliable seal in GRACO lubrication and fluid handling equipment, ensuring leak-free operation and resistance to harsh chemicals and high temperatures.

Key Features:

• O-ring
• -012 (Dash 012)
• Viton-A (fluoroelastomer)
• Designed for use in GRACO lubrication and fluid handling equipment
• High chemical resistance
• Excellent temperature stability
• Reliable sealing performance
• Long service life

Applications:
Used in high-pressure lubricators and other GRACO equipment where a secure, chemical-resistant seal is required.

Installation Notes:

• Using genuine GRACO O-rings ensures optimal sealing performance, equipment reliability, and safety. Non-genuine parts may not meet the required specifications and could lead to leaks or equipment failure.
• Ensure mating surfaces are clean and free of debris before installation
• Lubricate the O-ring with compatible grease if recommended by the manual
• Inspect O-ring for damage or wear before installation
• Do not stretch or twist the O-ring excessively during installation