ventilation fans
dayton 3gre4 propeller18 in3 4 bore3410 cfm
propeller replacement propeller dia 18 in bore dia 3 4 in number of blades 4 blade material spark resistant cast aluminum rotation clockwise facing discharge cfm 0.000 in . sp 3410 br b features b ul li blade width in . li li bore dia . in . 3 4 li li cfm 0.000 in . sp 3410 li li cfm 0.125 in . sp 2920 li li cfm 0.250 in . sp 2410 li li cfm 0.375 in . sp 1980 li li cfm 0.500 in . sp 1525 li li dimension a in . 17 7 8 li li dimension b in . 2 7 8 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 . 23 li li propeller dia . in . 18 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