7643-01-503-3772 TOPOGRAPHIC GEOSPATIAL PRODUCTS Index 6760-01-503-3774 LENS CONE,AERIAL CAMERA

National Stock Number:
7025-01-503-3773

Federal Supply Class:
7025

National Item Identification Number:
015033773

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:
7185953-0006401L3 TECHNOLOGIES, INC.


Techincal Specification:
DRIVE QUANTITY2
DRIVE SIZE3.50
DATA STORAGE CAPACITY840.00 MEGABYTES
DESIGN TYPECOMPACT DISK - RE-WRITABLE
POWER SOURCEEXTERNAL
SPECIAL FEATURESUSED TO LOAD PROGRAMMING INSTRUCTIONS ONTO THE HARD DISK DRIVE
UNIT DESIGNINTERNAL


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