ST31000520AS – Seagate 1TB 7200 RPM SATA 3.5″ HDD – Disk Drive Finder
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Seagate Barracuda Green 2TB Review (ST2000DL003) - StorageReview.com
USED Seagate BarraCuda LP ST31000520AS 1TB 5900 RPM 32MB Cache SATA 3.0Gb/s 3.5" Hard Drive Bare Drive (digital video recorder model:dvr-el8240mhd) - Walmart.com
Seagate ST31000520AS Barracuda LP 1TB 5900RPM 32MB SATA Hard Drive Firmware CC32 - The620Guy.com