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National Stock Number:
7025-01-512-8466
Federal Supply Class:
7025
National Item Identification Number:
015128466
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:
| 1811432 | 03956 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | 1983405 REF DES 3A1A7 | 03956 | NORTHROP GRUMMAN SYSTEMS CORPORATION | | MPF420-1 | 68379 | SONY CORP OF AMERICA |
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Techincal Specification:
| DRIVE HEIGHT | FULL | | DRIVE QUANTITY | 1 | | DRIVE SIZE | 3.50 | | ACCESS TIME IN MILLISECONDS | 500.0 | | DATA STORAGE CAPACITY | 1.44 MEGABYTES | | DESIGN TYPE | COMPACT DISK - RECORDABLE AND COMPACT DISK - RE-WRITABLE | | HEAD TYPE AND QUANTITY | 2 READ/WRITE | | OVERALL HEIGHT | 1.000 INCHES NOMINAL | | OVERALL WIDTH | 4.000 INCHES NOMINAL | | OPERATING TEMP RANGE | +5.0 TO 50.0 CELSIUS | | SECTOR TYPE AND QUANTITY | 18 HARD | | TRACKS PER INCH | 135.0 | | UNIT DESIGN | INTERNAL | | UNPACKAGED UNIT WEIGHT | 0.940 POUNDS |
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