Xylem 310800 Valve Body Gasket for Series 21/221 Water Feeders

The Xylem 310800 (Model 21-12) is a 4-hole valve body gasket designed to seal between the valve assembly housing and strainer assembly on McDonnell & Miller Series 21 and 221 water feeders. This precision-engineered replacement gasket is essential for maintaining a leak-proof seal in boiler water feeder systems.

Key Features:

• Four pre-drilled mounting holes for precise alignment and installation
• High-quality gasket material engineered for durability and heat resistance
• Compatible with Series 21 and Series 221 water feeder models
• Ensures proper sealing between valve housing and strainer assembly
• Prevents water leaks and maintains system efficiency

Constructed from high-quality materials, this gasket offers exceptional durability and resistance to wear and tear, making it ideal for demanding industrial environments. Regular replacement of gaskets during maintenance helps prevent costly system failures and ensures reliable boiler operation.

Applications: Designed specifically for McDonnell & Miller Series 21 and 221 automatic water feeder controls used in steam and hot water boiler systems.