Disks Option # Manufacturing Part # Description Previous Part # XTC-FC1CF-300G15KZ BUY 540-7156 [F] 300GB - 15000 RPM FC-AL Disk Assembly with one of the following disks:, RoHS:Y n/a 390-0330 Seagate ST3300655FC [ST330055FSUN300G] (300GB - 15000 RPM - FC-AL Disk), RoHS:Y n/a 390-0420 Seagate ST3300656FC [ST330056FSUN300G] (300GB - 15000 RPM - FC-AL Disk), RoHS:Y n/a 390-0462 Seagate ST3300657FC [ST330057FSUN300G] (300GB - 15000 RPM - FC-AL Disk), RoHS:Y n/a 390-0482 Hitachi HUS156030VLF400 [HUS1530FCSUN300G] (300GB - 15000 RPM - FC-AL Disk), RoHS:Y n/a 541-0882 Drive Mounting Bracket (HDD Carrier), RoHS:Y n/a XTC-FC1CF-600G15K BUY 542-0163 [F] 600GB - 15000 RPM FC-AL, Disk Assembly with one of the following disks and brackets:, RoHS:Y n/a 390-0477 Seagate ST3600957FC [ST360957FSUN600GB] (600GB - 15000 RPM FC-AL), RoHS:Y n/a 390-0484 Hitachi HUS156060VLS401 [HUS1561FCSUN600G] (600GB - 15000 RPM FC-AL), RoHS:Y n/a 541-0882 Drive Mounting Bracket (HDD Car