fan blades
revcor4c894fan blade 20d 1 2 hp pitch 29 deg .
replacement fan blade blade diameter 20 inches free air flow 3920 cfm power rating 1 2 hp pitch 29 degrees free air power 1 3 hp four wing cw rotation for air conditioning condenser br b features b ul li cfm 0.000 in . sp 3920 li li cfm 0.300 in . sp 2934 li li for use with air conditioning condensers heat pumps heat exchangers and unit heaters li li item replacement propeller li li min . hp 1 2 li li number of blades 4 li li pitch deg . 29 li li propeller dia . in . 20 li li max . rpm 1140 li li rotation cw li li propeller material aluminum li li requires interchangeable hex hub 2a563 or 2a564 or 2a565 li li spiders galvalume li ul