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National Stock Number:
7025-01-572-9749
Federal Supply Class:
7025
National Item Identification Number:
015729749
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.
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Manufacturer Information:
| A3301026-105 | 80063 | US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR | | A3301029-103 | 80063 | US ARMY COMMUNICATIONS & ELECTRONICS MATERIEL READINESS COMMAND LOGISTICS ENGINEERING DIR | | T7421 | 04RE5 | DELL COMPUTER CORP |
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Techincal Specification:
| CRITICALITY CODE JUSTIFICATION | FEAT | | OVERALL HEIGHT | 1.000 INCHES NOMINAL | | OVERALL LENGTH | 5.750 INCHES NOMINAL | | OVERALL WIDTH | 4.000 INCHES NOMINAL | | PART NAME ASSIGNED BY CONTROLLING AGENCY | DISK DRIVE UNIT (HARD DRIVE,300.0 GB) | | SPECIAL FEATURES | ROTATIONAL SPEED:10000 RPM OR BETTER.CAPACITY:300.0 GB OR BETTER.CACHE/BUFFER SIZE:8.0 MB OR BETTER.DATA TRANSFER RATE:320.0 MBPS OR BETTER.INTERFACE TYPE:ULTRA 320 SCSI.AVERAGE SEEK TIME:4.7 MS |
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