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Whether installed in boilers
This kit is primarily designed for single-stage and specific compatible gas furnace models
0 SCFH restrictor with 1/4" tubing connections
Built for Durability: Robust internal windings and high-grade bearings are designed for high-cycle environments and long-term service life
Carrier 50DK509554 Fan Shaft 321042-401 Whether installed in boilersThe Carrier 50DK509554 Fan Shaft is a heavy duty, critical rotation component engineered for high demand commercial HVAC and refrigeration systems. As a genuine OEM replacement fan shaft, it is purpose built to maintain precise balance and torque transmission between the drive motor and blower assembly. This 17 3 4 inch fan shaft features a 5 8 inch bore with a standard keyway lock to ensure a non slip mechanical connection under high static pressure
