... developing plastic flow fan blade for air conditioner manufacturer since 1995. Product Feature1,Application of new polymer materials ... or inside):19Steel shaft diameter:Φ6Hole diameter of bush: Φ8Number of the vanes(pcs):35Rotation Direction: CWNow ... we have diameter of series Φ60, Φ61, Φ67, Φ71, Φ76, Φ77, Φ81, ... ,AUX, CHIGO ,LG ,etc. heat pump fan blades-97*763