McDonnell & Miller 310439 Bellows Bracket Assembly R-410A Engineered for high-performance fluid regulation

Engineered for high-performance fluid regulation

Optimized for Class IV leakage standards to prevent fluid bypass significantly

featuring a robust construction that withstands high-temperature combustion environments

Always verify the 115V rating and lead configuration against your existing draft inducer assembly

Standard kits typically include the thermal expansion valve

McDonnell & Miller 310439 Bellows Bracket Assembly R-410A Engineered for high-performance fluid regulationThe McDonnell & Miller 310439 Bellows Bracket Assembly (Model BA 51 05) is a critical service component designed for Series 51, Series 51 2, Series 51S, and 51S 2 mechanical water feeders. As a veteran technician knows, the integrity of the bellows assembly is paramount for maintaining the precise linkage between the float and the valve mechanism. Over time, internal stress and sediment buildup can fatigue the bellows, leading to sluggish response or