McDonnell & Miller 312200 Gasket Flare and 1/2" Male Pipe

Flare and 1/2" Male Pipe Thread (MPT) connections for a secure

While technical dimensions may appear similar

Durability: Heavy-wall construction handles high-pressure water inlets (20-90 PSI) without deformation or fatigue

"drop-in" fit during service calls

McDonnell & Miller 312200 Gasket Flare and 1/2" Male PipeMaintaining the integrity of boiler water feeders and liquid level controls requires high performance sealing components designed for steam and hydronic environments. The McDonnell & Miller 312200 Gasket is a critical replacement valve bracket gasket engineered specifically for Series 21, Series 25A, and Series 27 units, including the 27W model. As the direct updated version for 311100, this part ensures a precision fit for mechanical water feeder