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National Stock Number:
7025-01-357-9855
Federal Supply Class:
7025
National Item Identification Number:
013579855
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:
| 005-037842 | 6L443 | DATA GENERAL CORP DIV OF EMC | | 118-008516 | 0AA57 | DATA GENERAL CORP SPECIAL SYSTEMS GROUP | | 94601-12G | 65867 | SEAGATE TECHNOLOGY | | ST41200N | 65867 | SEAGATE TECHNOLOGY | | 91721698 | F6481 | THALES SA | | 91721698 | F6980 | THALES TRAINING ET SIMULATION SAS |
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Techincal Specification:
| DRIVE HEIGHT | FULL | | DRIVE QUANTITY | 1 | | DRIVE SIZE | 5.25 | | ACCESS TIME IN MILLISECONDS | 15.0 | | DATA STORAGE CAPACITY | 1.04 GIGABYTES | | DESIGN TYPE | HARD DISK | | INTERFACE TYPE | SCSI | | POWER SOURCE | EXTERNAL | | SPECIAL FEATURES | SEAGATE HARD DISC DRIVE ST41200N, WREN 7 FULL HEIGHT, SCSI AND SCSI-2, THIN FILM, ZBR RLL (1,7). FORMATTED CAPACITY: 1037MB. AVERAGE SECTORS PER TRACK: 71. ACTUATOR TYPE: VOICE COIL. NBR TRACKS: 28965. NBR CYLINDERS: 1931. NBR HEADS: 15. NBR DISCS: 8. SPINDLE SPEED: 3600RPM. MTBF POWER ON HOURS: 150000. LANDING ZONE CYLINDER: AUTO PARK | | TRACKS PER INCH | 1600.0 | | TRANSFER RATE IN MEGABYTES PER SECOND | 2.8 | | UNIT DESIGN | INTERNAL | | VOLTAGE IN VOLTS AND CURRENT TYPE | 12.0 AC |
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