5-inch outside diameter ensure a snap-fit into the inducer outlet

ensuring a precision fit every time

using the 8402-020BX ensures total compatibility

Optimized Power Transfer: Increased grip on the sheave walls ensures maximum HVAC drive efficiency under peak loads

Robertshaw 190-067 Metal Guard 5-inch outside diameter ensure aThe Robertshaw 190 067 Metal Guard (also known by model number BTG 54 VLW) is a ruggedized solution for protecting critical wall thermostats from physical damage and unauthorized adjustments. Engineered for institutional and commercial environments, this thermostat lock box is constructed from a 18 gauge steel cover and a 22 gauge steel ring to withstand heavy duty use. The hinged cover design allows for easy maintenance access while the integrated