Lennox 88M04 Bearing Bracket 328140-751 When executing field replacements

When executing field replacements

Technician-Friendly Design: Standard 1/2" connections and accessible pilot ports simplify the testing and commissioning process

which is the industry standard for 48-frame blower applications

this furnace air pressure switch features a robust 1/4 inch barbed connection for a secure fit with factory vacuum tubing

Lennox 88M04 Bearing Bracket 328140-751 When executing field replacementsThe Lennox 88M04 Bearing Bracket, also identified as model LB 109932, is a heavy duty structural support engineered for belt drive blower assemblies in high capacity rooftop units (RTU) and industrial HVAC systems. As a genuine OEM Lennox replacement part, this bracket provides the precise alignment necessary for rotating shafts and blower motor bearings, effectively mitigating the excessive vibration and mechanical noise often associated with shaft