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National Stock Number:
7025-01-292-3258
Federal Supply Class:
7025
National Item Identification Number:
012923258
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:
| 150-235 | D9182 | ZF INDUSTRIEANTRIEBE WITTEN GMBH | | C5166141 | 57958 | SIGNALS WARFARE PROJECT MANAGER | | FD-55GFR | 50356 | TEAC AMERICA, INC | | D509V3 | J5218 | MITSUMI ELECTRIC CO., LTD. | | D509V3 | S3247 | MITSUMI ELECTRIC | | FD55GFR | U7327 | AMS LIMITED | | ND-0801 | 0DV96 | TOSHIBA AMERICAN INFORMATION SYSTEMS INC COMPUTER SYSTEMS DIV | | FR-506 | 0E8B2 | CHINON AMERICA INC | | FD55GFR7149 | 50356 | TEAC AMERICA, INC | | M4854-342-US | 6T229 | MACHINERY DISTRIBUTION INC | | M4854-342-US | 6Z856 | MITSUBISHI INTL CORP | | MF504C-312 | 6Z856 | MITSUBISHI INTL CORP | | MF504C-318 | 6Z856 | MITSUBISHI INTL CORP | | JU-455-7ACG | D9182 | ZF INDUSTRIEANTRIEBE WITTEN GMBH |
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Techincal Specification:
| DRIVE HEIGHT | HALF | | DRIVE QUANTITY | 1 | | DRIVE SIZE | 5.25 | | ACCESS TIME IN MILLISECONDS | 94.0 | | DATA STORAGE CAPACITY | 1.20 MEGABYTES | | DESIGN TYPE | FLEXIBLE DISK | | OVERALL HEIGHT | 1.625 INCHES NOMINAL | | OVERALL LENGTH | 8.000 INCHES NOMINAL | | OVERALL WIDTH | 5.750 INCHES NOMINAL | | SPECIAL FEATURES | CAN READ 5 TYPES OF DISK,FROM 48 TPI ONE-SIDED 250 KB TO 96 TPI DOUBLE-SIDED 1.6 MB; MIN TRANSFER RATE 500 BITS PER SEC; FRONT PANEL DEMINSIONS 1.65 X 5.83 IN. | | UNIT DESIGN | INTERNAL |
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