Seagate Part Number: (ST9320423AS) Seagate Drive|Seagate Momentus 7200.4 ST9320423AS - hard drive - 320 GB - SATA-300
Seagate Momentus ST9500420AS 500GB 2.5" SATA Hard Disk Drive
Seagate Momentus 7200.4 (ST9500420AS) Review: Seagate's Momentus 7200.4 is a 7200rpm hard drive that will fit in a notebook - PC Components - Hard Disk Drives (Internal) - PC World Australia
Seagate Momentus ST9500420AS 500GB 2.5" SATA Hard Disk Drive