and R407C for versatile inventory management

matte white ABS plastic enclosure

Always confirm the **CW rotation** and **3/8-inch bore** size before installation

This kit is specifically engineered for Amana and Goodman equipment

This technical component is critical for multi-stage valve sequencing and applications requiring tight pneumatic control

McDonnell & Miller 347900 Assembly and Gaskets Freon and R407C for versatile inventoryThe McDonnell & Miller 347900, also identified by model number SA150 106R, is a critical bellows assembly and gasket replacement engineered for Series 150 and 157 low water cut off (LWCO) and pump controllers. For technicians servicing steam boilers, this assembly is the primary pressure sensing component that translates water level changes into mechanical action for the switch head. Constructed with a corrosion resistant Monel bellows, the unit is