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National Stock Number:
7025-01-455-5717
Federal Supply Class:
7025
National Item Identification Number:
014555717
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:
| 25L1790-Q70 | 1JPA5 | IBM STORAGE SYSTEMS | | 7416411-01 | 90536 | LOCKHEED MARTIN CORP | | 79C0102-00 | 90536 | LOCKHEED MARTIN CORP | | B373 | 52088 | LOCKHEED MARTIN CORPORATION | | B373 | 90536 | LOCKHEED MARTIN CORP | | ST19171N-Q70 | 65867 | SEAGATE TECHNOLOGY | | ST39173N-Q70 | 65867 | SEAGATE TECHNOLOGY | | ST39216N-Q70 | 65867 | SEAGATE TECHNOLOGY |
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Techincal Specification:
| CRITICALITY CODE JUSTIFICATION | FEAT | | SPECIAL FEATURES | ITEMS ARE BEING CODED AS CRITICAL TO INSURE SOURCE INSPECTION WILL BE PERFORMED AT THE POINT OF MANUFACTURE, PRIOR TO MATERIAL RECEIPT BY THE US NAVY OR OTHER DOD COMPONENTS. THESE ITEMS ARE PIECE PARTS OR END ITEMS IN SUPPORT OF VITAL MILITARY HARDWARE NECESSARY TO SUSTAIN THE SUCCESSFUL MISSION OF THE SHIPS, SUBMARINES, AND SHORE STATIONS OF THE US NAVY. CRITICAL FEATURES INCLUDING, BUT NOT LIMITED TO, DIMENSIONS, TOLERANCES/CLEARANCES, ELECTRONIC CHARACTERISTICS, AND METALLURGICAL PROPERTIES WILL BESPECIFIED FOR GOVERNMENT Q AR (QUALITY ASSURANCE REPRESENTATIVES) TO INSURE THE HIGHEST POSSIBLE DEGREE OF QUALITY AND RELIABILITY OF THESE PARTS BEING DELIVERED UNDER NAVICP CONTRACTS |
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