Marvair 30135 Fan Blade 320819 301 the 8105 024BX features a counterclockwise the 8105 024BX features a counterclockwise (CCW) rotation (viewed from the lead end) and is engineered with a rugged frame for long term duty in industrial or commercial environments The Emerson Alco 039917 Solenoid Valve (model 222CB1 2B1 2B) is a heavy duty 2 way normally closed valve built for industrial grade fluid control you must verify the bore size (typically 1 2" or 5 8") and the 20 degree pitch to ensure it matches your motor's torque profile The Marvair 30135 Fan Blade is a heavy duty OEM replacement engineered for critical thermal management in commercial and industrial HVAC condenser units