Apple Computer , iMac 20-inch 2.0/2.4 GHz Core 2 Due (T7300,T7700), Order Number, MA876LL/A, MA877LL/A, Model Number, A1224, Model Year, Mid 2007, Part Name, Optical Drive Blower, Manufacture Part Number, 620-3912, Compatible Apple Order Number, MA876LL/A, MA877LL/A, Compatible Apple Model Number, A1224, EMC Number, EMC 2133, EEE Code, N/A, Compatible Apple Computer, iMac (20-inch, Mid 2007), ,
Order you product here: 922-8200 Optical Drive Blower for iMac 20 inch Mid 2007 A1224 MA876LL/A, MA877LL/A (620-3912), 922-8200
source http://info.applepartsellers.com/922-8200-optical-drive-blower-for-imac-20-inch-mid-2007-a1224-ma876ll-a-ma877ll-a-620-3912