 "3R-A3851-AA HP 72.8-GB U320 SCSI 15K", "Null" "New 3R-A3851-AA 15K 10 Pack Wholesale Price 3R-A3851-AA-10Pack"
"Description:10 x 72.8GB Ultra320 3.5-inch SCSI Hot-Plug 15K Hard DriveIn HPE Hot-Plug Hard Drive tray (as pictured)Genuine HPE serial number and firmwarePart Number(s)
Option Part# 286778-B22
Spare Part# 289243-001
2-5-2 Part# 3R-A3851-AA" 
 Specifications: Category Proliant HardDrive Sub-Category 15K Generation Ultra320 Part Number 3R-A3851-AA-10Pack Products ID 454683 Capacity 72.8GB Manufacturer Hewlett-Packard Interface SCSI Enclosure Internal HDD Form Factor 3.5 inches x 1/3H (Low Profile) Spindle Speed 15000RPM External Data Transfer Rate 320MB/s Seek Time 3.8ms Average Latency 2ms
 "431786-B21 HP 120-GB 5.4K 2.5 SATA 2 Pack " "HP 431786-B21 Part# -431786-B21-2Pack"
"Description:2 x HPE 120GB 1.5G SATA 5.4K 2.5-inch SFF Hot-Plug Hard Drive In HPE Hot-Plug Hard Drive tray (as pictured)For G1-G7 Proliant SATA ServersGenuine HPE serial number and firmwareGenuine HPE Certified Hard DrivePart Number(s)
Option Part# 431786-B21
Spare Part# 431908-001
Assembly Part# 443193-002
Model# FJ120C4981" 
 Specifications:  Manufacturer HP Category Hard Drive Sub-Category 5.4K Generation SATA Part Number HP 431786-B21-2Pack Product ID 460079_HP_HardDrives Type Hard Drive - Hot-Swap Form Factor 2.5 inches x 1/8H Capacity 120GB Interface Type Serial ATA-150 Data Transfer Rate 150MB/s Average Seek Time 15ms Spindle Speed 5400RPM