661-5955 500GB Hard Drive, SATA, 2.5inch, 7200 rpm, A1297 for MacBook Pro 17inch Early 2011 NB-5468W
This is a blank 500GB 9.5mm 7200RPM hard drive. Storage Capacity: 500GB. Interface: Serial ATA (SATA) Form Factor: 2.5-inch x 9.5mm
EEE code: DG5M
Apple part number: 661-5955
Compatible models: A1297
661-5955 500GB Hard Drive, SATA, 2.5inch, 7200 rpm, A1297 for MacBook Pro 17inch Early 2011