Apple Computer , iMac 21.5-inch 3.06/3.33 GHz Core 2 Duo (E7600, E8600), iMac 21.5 inch 3.2/3.6 GHz Core i3 (i3-540), iMac 21.5 inch 3.6 GHz Core i5 (i5-680), Order Number, MB950LL/A, MC508LL/A, MC509LL/A, Model Number, A1311, Part Name, Hard Drive Temperature Sensor Cable (Hitachi), Manufacture Part Number, 593-1017, EMC Number, MA950LL/A, EMC 2389, EEE Code, N/A, Compatible Apple Computer, iMac (21.5-inch, Late 2009), iMac (21.5-inch, Mid 2010), ,
Order you product here: 922-9215 Hard Drive Temperature Sensor Cable (Hitachi) for iMac 21.5 inch Late 2009-Mid 2010 A1311 MB950LL/A, MC508LL/A, MC509LL/A, 922-9215
source http://info.applepartsellers.com/922-9215-hard-drive-temperature-sensor-cable-hitachi-for-imac-21-5-inch-a1311-mb950ll-a-mc508ll-a-mc509ll-a-bto-cto-593-1017