Product Details | DISK DRIVE UNIT

7025-01-469-5649 An electromechanical item which accepts and systematically retains digital input data in such a manner as to facilitate the rapid recovery of stored information. The item may or may not consist of disk(s) some of which are removable, hard, removable disk packs, fixed disks, or removable flexible, each surface coated with a material susceptible to spot magnetization, integral writing, a drive motor and its mechanical linkage, and data translating heads for impressing on or removing from the disk surface data in digital form. The item is a component of an electronic computer. See also, MAGNETIC DRUM, DATA STORAGE; CORE MEMORY UNIT.

Part Alternates: ST34520W, 9L1009304, 9L1009-304, 7025-01-469-5649, 01-469-5649, 7025014695649, 014695649

Automatic Data Processing Equipment (Including Firmware), Software, Supplies and Support Equipment | ADP Input/Output and Storage Devices

Supply Group (FSG) NSN Assign. NIIN
70 15 NOV 1999 01-469-5649

Cross Reference | NSN 7025-01-469-5649

Part Number Cage Code Manufacturer
9L1009-304 65867 SEAGATE TECHNOLOGY
ST34520W 65867 SEAGATE TECHNOLOGY

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Technical Data | NSN 7025-01-469-5649

Characteristic Specifications
UNIT DESIGN INTERNAL
DESIGN TYPE HARD DISK
DRIVE SIZE 3.50
DRIVE QUANTITY 2
DATA STORAGE CAPACITY 4.55 GIGABYTES
DRIVE HEIGHT FULL
ACCESS TIME IN MILLISECONDS 9.5
TRANSFER RATE IN MEGABYTES PER SECOND 40.0
INTERFACE TYPE SCSI
HEAD TYPE AND QUANTITY 4 READ/WRITE
SECTOR TYPE AND QUANTITY 17 HARD
OVERALL LENGTH 5.754 INCHES NOMINAL
OVERALL HEIGHT 1.007 INCHES NOMINAL
OVERALL WIDTH 4.000 INCHES NOMINAL
UNPACKAGED UNIT WEIGHT 1.500 POUNDS

Restrictions/Controls & Freight Information | NSN 7025-01-469-5649

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:YCOMMUNICATION/ELECTRONIC EQUIPMENT AND PARTS
Electro-static Discharge Susceptible:ANo known Electrostatic Discharge (ESD) or Electromagnetic Interference (EMI) sensitivity
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
No Freight Information