Daikin-McQuay 668188701 Relief Valve Core 1/2 Hex Brass CoreMX

The Daikin-McQuay 668188701 is an OEM replacement relief valve core designed for use in Daikin-McQuay commercial HVAC systems. Constructed from durable brass with a 1/2" hex configuration, this CoreMX series valve core provides reliable pressure relief protection within refrigeration and hydronic system circuits.

Key Features:

• OEM Daikin-McQuay part — ensures correct fit and performance in compatible systems
• Brass construction — corrosion-resistant material suitable for HVAC refrigerant and hydronic applications
• 1/2" hex body — standard hex drive for straightforward installation and removal with common hand tools
• CoreMX series — Daikin-McQuay's commercial-grade valve core platform
• Serves as a direct replacement for worn or failed relief valve cores in the field

This genuine Daikin-McQuay relief valve core is the correct replacement component for maintaining system pressure integrity in commercial and industrial HVAC applications. Using OEM parts ensures compatibility and helps preserve the performance and reliability of your Daikin-McQuay equipment.