The GRACO 18C890 is a genuine piston seal designed for use in GRACO sprayers such as the PowerFill 3.5. It is manufactured to exact specifications to ensure a perfect fit and optimal functionality. The material is not specified in available sources. Its intended use is to maintain proper sealing within the piston assembly of compatible GRACO equipment, preventing leaks and ensuring efficient operation.

Key Features:

• Piston Seal
• 18C890
• GRACO sprayers (e.g., PowerFill 3.5)
• Designed for optimal fit and function
• Ensures reliable sealing
• Supports efficient equipment operation

Applications:
Used in GRACO sprayers and similar equipment for maintaining piston assembly integrity and preventing leaks.

Installation Notes:

• Using a genuine GRACO piston seal ensures proper fit, optimal performance, and longevity of the equipment. Generic parts may not meet exact specifications and could lead to leaks or equipment failure.
• Install according to GRACO equipment manual instructions
• Ensure the piston and seal surfaces are clean before installation
• Check for proper seating and alignment after installation
• Regularly inspect the seal for wear and replace as needed to maintain equipment performance