how to find Segate donor PCB

Q: I have a seagate hd that failed. The number on the back is 100468979 702214H566. On the front of the casing i have sn9qk2mhvs st3750330ns p/n 9ca156-505 firmware sn06. The computer is an windows 8. Can you suggest a replacement

– Please advise the board number which is etched on the PCB, as the below photo:

seagate

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