the 049481 cartridge typically includes the required O-ring for the BTAS-4 shell

the York 32-00000-143 is the manufacturer-verified direct replacement for the 032-00000-143

The blowout-proof stem design and high close-off pressure ratings minimize leakage and bypass

For contractors looking to resolve chimney-related drafting issues

Installation Versatility: Equipped with dual-end stud mounting and reversible rotation to accommodate diverse fan blade pitches

Advanced Distributor Products 76739100 Fan Blade 324846-701 the 049481 cartridge typically includesThe Advanced Distributor Products 76739100 Fan Blade is a precision engineered OEM replacement part designed to restore peak performance and air distribution in ADP unit heaters and HVAC systems. Featuring a 10 inch diameter and a versatile 4 blade configuration, this component is optimized for consistent airflow in both commercial and industrial applications. The 5 16 inch bore ensures a secure, slip free fit onto standard motor shafts, facilitating