McDonnell & Miller 342300 Strainer Assembly and Gasket 30067439-890 Normally Open Operation: Ensures failsafe

Normally Open Operation: Ensures failsafe circulation or specific system bypass logic during power loss

Common Questions Is this part compatible with non-condensing furnaces

Engineered with a snap-action contact mechanism

while the internal assembly is spring-loaded to resist core breakage during handling or thermal cycling

the Emerson 062055 is specifically charged and calibrated for R22 and R407C

McDonnell & Miller 342300 Strainer Assembly and Gasket 30067439-890 Normally Open Operation: Ensures failsafeThe McDonnell & Miller 342300 Strainer Assembly and Gasket (Model SA51 9R) is a high performance filtration component engineered specifically for 25A Series make up water feeders, as well as the 21 and 221 Series. In commercial steam and hydronic systems, maintaining water quality is critical to preventing valve seat fouling. This assembly features a robust strainer basket capable of removing particulates as small as 100 microns, protecting the