ventilation fans
dayton 3gtf9 propeller20 in5 8 bore3457 cfm
propeller replacement propeller dia 20 in bore dia 5 8 in number of blades 4 blade material spark resistant cast aluminum rotation clockwise facing discharge cfm 0.000 in . sp 3547 br b features b ul li blade width in . li li bore dia . in . 5 8 li li cfm 0.000 in . sp 3547 li li cfm 0.125 in . sp 3045 li li cfm 0.250 in . sp 2545 li li cfm 0.375 in . sp 2085 li li cfm 0.500 in . sp 1665 li li dimension a in . 19 7 8 li li dimension b in . 2 7 16 li li for use with li li item propeller li li keyway in . 3 16 w and 3 32 d li li number of blades 4 li li pitch deg . 17 li li propeller dia . in . 20 li li remarks view catalog page for better selection criteria li li type replacement li li max . rpm 1725 li li required motor hp 1 3 li li rotation cw facing discharge li li rpm high li li rpm low li li blade material spark resistant cast aluminum li li number of set screws 2 li li required hp lower rpm li li required hp higher rpm li li blade height in . li ul