Apple Computer , iMac 27-Inch 3.06/3.33 GHz Core 2 Duo (E7600, E8600), iMac 27-inch 2.66 GHz Core i5 (i5-750), iMac 27-inch 2.8 GHz Core i7 (i7-860),
Order Number, MB952LL/A, MB953LL/A, MC507LL/A, BTO/CTO,
Model Number, A1312,
Model Year, Late 2009,
Part Name, Optical Drive,
Manufacture Part Number, 678-0576C,
Compatible Apple Order Number, MB952LL/A, MB953LL/A, MC507LL/A, BTO/CTO,
Compatible Apple Model Number, A1312,
EMC Number, EMC 2309, EMC 2374,
EEE Code, 7Z2, D3W, DK7,
Compatible Apple Computer, iMac (27-inch, Late 2009), ,
Order you product here:
661-5284 Optical Drive for iMac 27 inch Late 2009 A1312 MB952LL/A, MB953LL/A, MC507LL/A, BTO/CTO,
661-5284
source
http://info.applepartsellers.com/661-5284-optical-drive-for-imac-27-inch-late-2009-a1312-mb952ll-a-mb953ll-a-mc507ll-a-bto-cto