Mueller Industries A17934 Check Valve 321894-708 the third and fourth digits

the third and fourth digits indicate the year of production

making it a reliable choice for contractors looking to restore system efficiency with minimal redesign

technicians should verify the specific unit's parts manual to ensure this HVAC strainer matches the port size and mesh requirement

This well is specifically bored for a 7/16" diameter bulb

Can I use this in place of a silicon carbide ignitor

Mueller Industries A17934 Check Valve 321894-708 the third and fourth digitsWhen you're dealing with high pressure refrigeration cycles, backflow isn't just an inefficiencyit's a risk to the compressor. The Mueller Industries A17934 is a 1 4" Magnetic Check Valve engineered for technicians who need a zero fail solution in HVACR refrigeration systems. Built with a hermetically sealed copper body, this CHECKMASTER series valve utilizes a magnetic closure mechanism rather than a traditional heavy spring, allowing for a low