The B1370738 is a drop-in replacement for legacy part numbers B13707-38

providing a direct-fit solution for maintaining refrigeration defrost cycle integrity without unnecessary downtime or modification during field installation

Always cross-reference your heater's nameplate before installation

as an OEM Nordyne part

Is the manual override lever included

Hydrotherm BM-3354 Coupling 30067439-890 The B1370738 is a drop-inThe Hydrotherm BM 3354 is a critical 2 inch Aeroquip coupling engineered for high performance fluid transfer within hydronic heating systems. Designed specifically for seamless integration with Hydrotherm boiler parts, this industrial grade coupling facilitates a secure, leak free connection between piping components. The BM 3354 is constructed from durable alloys capable of withstanding the thermal expansion and high pressure demands common in