4820-01-496-0976 VALVE,REGULATING,FLUID PRESSURE Index 5995-01-496-0978 CABLE ASSEMBLY,RADIO FREQUENCY

National Stock Number:
7025-01-496-0977

Federal Supply Class:
7025

National Item Identification Number:
014960977

Description:
DISK DRIVE UNIT

Detail:
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.


Manufacturer Information:
WD200BB52840WESTERN DIGITAL CORP
WD200BB-00AUA1D9182ZF INDUSTRIEANTRIEBE WITTEN GMBH


Techincal Specification:
DRIVE QUANTITY1
DRIVE SIZE3.50
DATA STORAGE CAPACITY20020.00 MEGABYTES
DESIGN TYPEHARD DISK
HEAD TYPE AND QUANTITY2 READ/WRITE
INTERFACE TYPEEIDE
OVERALL HEIGHT1.028 INCHES NOMINAL
OVERALL LENGTH5.787 INCHES NOMINAL
OVERALL WIDTH4.000 INCHES NOMINAL
OPERATING TEMP RANGE+5.0 TO 55.0 CELSIUS
POWER SOURCEEXTERNAL
UNIT DESIGNINTERNAL
UNPACKAGED UNIT WEIGHT1.400 POUNDS
VOLTAGE IN VOLTS AND CURRENT TYPE12.0 DC


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