Carrier KR51BG915 Blower Pulley 318820-201 Standard Fitting Sizes: Features 1/2"

Standard Fitting Sizes: Features 1/2" inlet and 3/4" outlet threading for straightforward installation into existing gas lines

the 8402-074BX is identical to 8402-074 and serves as the direct boxed replacement for obsolete 8402-060 models

Universal Mounting: Features terminals mounted in four different positions and a 4-way dial for easy integration into existing enclosures

this is a passive inductive component

the external high-voltage ignition cable may need to be reused or sourced separately depending on the boiler model

Carrier KR51BG915 Blower Pulley 318820-201 Standard Fitting Sizes: Features 1/2"The Carrier KR51BG915 Blower Pulley is a precision engineered fixed bore drive component designed for specific integration within Carrier, Bryant, and Payne commercial HVAC air handlers. This heavy duty single groove pulley is manufactured to exact OEM tolerances, ensuring optimal belt alignment and consistent torque transmission across the drive assembly. When performing field replacements or preventative maintenance on belt drive blowers, selecting