I need to find a exact match for a SATA 500 Gb HDD that was originally mfg in june 2011

I need to find a exact match for a SATA 500 Gb HDD that was originally mfg in june 2011, so that I may recover my data from the original hdd. can anyone help me?

Try going on Ebay

also check on donordrives.com

There is no exact match. Each drive has unique “adaptive” data stored in flash memory.

The following thread has more information:
http://community.wdc.com/t5/WD-Portable-Drives/Help-WD-MyPassport-portable-hd-usb3-0-controller-spoilt/m-p/465470#M11797