The HYDRO-THERM INC 59-2010 is a M300 Seal-O Ring AM-300. This product has transitioned from an O-Ring to a flat graphite gasket. It maintains the same part number for consistency. The new design provides reliable sealing capabilities essential for various HVAC applications.
Flat graphite gasket design
Compatible with previous O-Ring configuration
Used in heating system applications
Product Highlights
Replacement part for existing systems, ensuring compatibility and functionality.