As a veteran-grade inducer motor cooling fan

This unit cross-references with several OEM numbers

Constructed for durability in high-cycle environments

The C3 radial internal clearance is specifically designed to accommodate thermal expansion in high-temperature environments

the enclosure itself does not require a ground connection or bonding in pool applications

Rheem-Ruud 70-21858-06 Fan Blade Els PW 17895 As a veteran-grade inducer motorIf you are servicing a Rheem or Ruud condenser and pulling a 70 21858 06 Fan Blade from your truck, you know exact specs are non negotiable for maintaining static pressure and compressor longevity. This HVAC replacement fan blade is a precise 22 inch diameter component with a 21 degree pitch, specifically engineered for counter clockwise (CCW) rotation. Designed with a dual blade configuration, it minimizes vibration and mechanical stress on the motor