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National Stock Number:
7025-01-368-1056
Federal Supply Class:
7025
National Item Identification Number:
013681056
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:
| 123415-001 | 4T609 | MESA INC | | 19307782-91 | 50356 | TEAC AMERICA, INC | | FD-235HF | 55910 | NIWC PACIFIC SAN DIEGO NAVY ERP | | CD002350 | 8A246 | L-3 COMMUNICATIONS | | 5931047 | C8328 | ATLAS ELEKTRONIK GMBH | | 990004234 | D9182 | ZF INDUSTRIEANTRIEBE WITTEN GMBH | | FD235HF | 50356 | TEAC AMERICA, INC | | FD235HF6240/CD | 50356 | TEAC AMERICA, INC | | FD235HF7240 | 50356 | TEAC AMERICA, INC | | STT28000N-RFT | 65867 | SEAGATE TECHNOLOGY | | FD-235HF | D9182 | ZF INDUSTRIEANTRIEBE WITTEN GMBH |
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Techincal Specification:
| DRIVE QUANTITY | 1 | | DRIVE SIZE | 3.50 | | ACCESS TIME IN MILLISECONDS | 94.0 | | CRITICALITY CODE JUSTIFICATION | FEAT | | DATA STORAGE CAPACITY | 1.40 MEGABYTES | | DESIGN TYPE | FLEXIBLE DISK | | OVERALL HEIGHT | 25.4 MILLIMETERS NOMINAL | | OVERALL LENGTH | 145.0 MILLIMETERS NOMINAL | | OVERALL WIDTH | 101.6 MILLIMETERS NOMINAL | | POWER SOURCE | EXTERNAL | | SPECIAL FEATURES | ELECTROSTATIC DISCHARGE SENSITIVE; DARK BEIGE (240) BEZEL | | TRACKS PER INCH | 135.0 | | TRANSFER RATE IN MEGABYTES PER SECOND | 0.5 | | UNIT DESIGN | INTERNAL | | VOLTAGE IN VOLTS AND CURRENT TYPE | 5.0 DC |
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