Apple Computer , iMac 21.5-inch 2.5/2.7 GHz Core i5 (i5-2400S, i5-2500S), iMac 21.5-inch 2.8 GHz Core i7 (i7-2600S), Order Number, MC309LL/A, Model Number, A1311, Model Year, Mid 2011, Part Name, Hard Drive 500GB, Manufacture Part Number, N/A, Compatible Apple Order Number, MC309LL/A, MC812LL/A, Compatible Apple Model Number, A1311, EMC Number, EMC 2428, EEE Code, DFDQ, DHL8, Compatible Apple Computer, iMac (21.5-inch, Mid 2011), , Order you product here: 661-5940 Hard Drive 500GB for iMac 21.5 inch Mid 2011 A1225 MC309LL/A, 661-5940
source http://info.applepartsellers.com/661-5940-hard-drive-500gb-for-imac-21-5-inch-mid-2011-a1225-mc309ll-a
