Description
The Armstrong Fluid Technology 8426401-002 pump casing gasket is an OEM replacement sealing component designed for 6-inch pump casing applications. This gasket provides a secure seal between pump housing sections, helping to prevent fluid leakage and maintain proper system pressure in hydronic HVAC systems. Ideal for maintenance, repair, or pump rebuilds, it supports reliable operation in closed-loop heating and cooling environments. Manufactured to Armstrong specifications, this gasket ensures proper fitment, durability, and consistent sealing performance under standard operating conditions.
Key Features:
- OEM pump casing gasket for Armstrong Fluid Technology systems
- Designed for 6" pump casing applications
- Helps prevent leaks and maintain system pressure
- Suitable for maintenance, repair, and rebuild applications
- Compatible with select Armstrong pump models
- Supports reliable operation in hydronic HVAC systems
- Built to meet original equipment standards for fit and durability







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