300GB Ultra 320 (U320) 3.5-inch SCSI Hot-Plug 10K Hard DriveIn HP Hot-Plug Hard Drive tray (as pictured)Genuine HP serial number and firmwareGenuine HP Certified Hard DrivePart Number(s)Option Part# 350964-B22Spare Part# 351126-001Overview:HP Compaq Hard Drives undergo an intense qualification process that eliminates data integrity problems firmware and O/S incompatibilities and other causes of data corruption or premature failure. HP Compaq Hard Drives are specifically designed and tested for flawless operation in your equipment.Specifications:Category Proliant HardDriveSub-Category 10KGeneration Ultra320Part Number 351126-001-2PackProducts ID 142814Capacity 300GBHeight 1.0 inch/2.54cmWidth 4.0 inch/10.16cmInterface Ultra320 SCSIData Transfer Rate 320MB/sSingle Track Seek Time 0.55msAverage Seek Time 4.9msFull Stroke Seek Time 10.0msRotational Speed 10000RPMBytes/Sector 512Manufacturer HP/CompaqApplication Server StorageServer Type HP/Compaq ProliantBackward Compatability U2 and U3 speedsPre-Failure Warranty