7025-01-556-8037 DISPLAY UNIT Index 7025-01-557-7649 DISK DRIVE UNIT

National Stock Number:
7025-01-557-3023

Federal Supply Class:
7025

National Item Identification Number:
015573023

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:
49-0107-0011XLB8APPLIED CONTROL CONCEPTS, INC.
BPMI07-50559X833CGI FEDERAL INC.
ST3300007LC65867SEAGATE TECHNOLOGY


Techincal Specification:
ACCESS TIME IN MILLISECONDS4.7
DATA STORAGE CAPACITY300.00 GIGABYTES
DESIGN TYPEHARD DISK
DRIVE HEIGHTFULL
DRIVE QUANTITY1
DRIVE SIZE3.50
HEAD TYPE AND QUANTITY8 READ/WRITE
INTERFACE TYPESCSI-2
OVERALL HEIGHT25.4 MILLIMETERS MINIMUM
OVERALL LENGTH146.1 MILLIMETERS NOMINAL
OVERALL WIDTH101.6 MILLIMETERS MINIMUM
POWER SOURCEEXTERNAL
TRANSFER RATE IN MEGABYTES PER SECOND472.0
TRACKS PER INCH105000.0
UNIT DESIGNINTERNAL
UNPACKAGED UNIT WEIGHT0.7 KILOGRAMS


Click here to Register for Free 30-day Trial