Apple Computer , iMac 27-Inch 3.06/3.33 GHz Core 2 Duo (E7600, E8600), iMac 21.5-inch 3.06/3.33 GHz Core 2 Duo (E7600, E8600), Order Number, MB952LL/A, MB950LL/A, Model Number, A1312, Part Name, Wireless Card, Manufacture Part Number, BCM92046MD, EMC Number, EMC 2309, EMC 2308, EEE Code, N/A, Compatible Apple Computer, iMac (21.5-inch, Late 2009), iMac (27-inch, Late 2009), ,
Order you product here: 922-9218 Wireless Card for iMac 21.5 & 27 inch Late 2009 A1312 MB952LL/A, MB950LL/A, 922-9218
source http://info.applepartsellers.com/922-9218-wireless-card-for-imac-21-5-27-inch-late-2009-a1312-mb952ll-a-mb950ll-a