Product Details | MEMORY UNIT DISK

7025-01-009-4842 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.

Part Alternates: MU-637/UYQ, MU637UYQ, 114-D-009 W/8 B1T SUBTRACTOR, 114D009W8B1TSUBTRACTOR, 350199, 7025-01-009-4842, 01-009-4842, 7025010094842, 010094842

Automatic Data Processing Equipment (Including Firmware), Software, Supplies and Support Equipment | ADP Input/Output and Storage Devices

Supply Group (FSG) NSN Assign. NIIN
70 11 SEP 1975 01-009-4842

Cross Reference | NSN 7025-01-009-4842

Part Number Cage Code Manufacturer
114-D-009 W/8 B1T SUBTRACTOR 14668 CALCOMP INC
350199 52483 COMMUNICATION SYSTEMS TECHNOLOGY INC TYLUS SYSTEMS DIV
MU-637/UYQ 80058 JOINT ELECTRONICS TYPE DESIGNATION SYSTEM

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Technical Data | NSN 7025-01-009-4842

Characteristic Specifications
SPECIAL FEATURES INPUT INTERFACE,DECODES BUS AND TAG LINES FROM CONTROLLER,COMMANDS AND ADDRESSES,WRITE-CONVERTS DATA FROM CONTROLLER TO MAGNETIC RECORDINGS,READ-CONVERTS MAGNETIC RECORDING TO DATA FOR CONTROLLER,POSITIONS READ-WRITE HEADS AT LOCATION SPECIFIED BY CONTROLLER,PROVIDES STATUS OF ALL SIGNIFICANTEVENTS TO CONTROLLER,SINGLE DISK UNITPER ASSEMBLY,LOGIC LEVEL INDICATING LOGICAL CONNECTION TO THE CONTROLLER,208 OR 230 VAC PORM 10V,60 HZ PORM 1 HZ,15 AMP POWER REQMT,40.25 IN. H,30.0 IN. W,24.0 IN. D,350 LBS WT
CRITICALITY CODE JUSTIFICATION FEAT

Restrictions/Controls & Freight Information | NSN 7025-01-009-4842

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:FMunitions List Item or Commerce Control List Item. Demilitarization required. Demilitarization Instructions to be furnished by the Item/Technical Manager.
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:YThe item does not have a nuclear hardened feature but does have other critical feature(s) such as tolerance, fit restriction or application.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
No Freight Information