Product Details | DISK DRIVE UNIT

7025-01-620-1091 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: 55310CSRRQ70007, 55310-CSRR-Q70-007 , 7025-01-620-1091, 01-620-1091, 7025016201091, 016201091

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

Supply Group (FSG) NSN Assign. NIIN
70 2013183 01-620-1091

Cross Reference | NSN 7025-01-620-1091

Part Number Cage Code Manufacturer
55310-CSRR-Q70-007 29355 NAVY, UNITED STATES DEPARTMENT OF THE

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Technical Data | NSN 7025-01-620-1091

Characteristic Specifications
END ITEM IDENTIFICATION OA-9491/UYQ-70 DISP GRP, SUB VA VER 1.2; OA9491/UYQ70 DISP GRP,SW VER 1.2.1 DPS; OA9491/UYQ70 DISP GRP,SW VER 1.2.1 MAIN; OA9491(V)3/UYQ70(V)2,DISP GRP,ECS MAIN; OA9491(V)3/UYQ70(V)2,DISP GRP,ECS DPS; OA9491/UYQ70 DISP GRP,SUB COM,ECS MAIN; OA9491/UYQ70 DISP GRP,SUB COM,ECS DPS
PART NAME ASSIGNED BY CONTROLLING AGENCY NAVY: HARD DRIVE C&M

Restrictions/Controls & Freight Information | NSN 7025-01-620-1091

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:PMunitions List Item. Demilitarization required. Security classified item - Declassification and any additional demilitarization and removal of any sensitive markings or information will be accomplished prior to accountability or physical transfer to a DRMO. This code will not be assigned to AEDA items.
Electro-static Discharge Susceptible:BESD sensitivity
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature 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

Management | NSN 7025-01-620-1091

Category Code Description
Cognizance Codes7GDepot level reparable electronic material to support
Naval Inventory Control Point, Space and Naval Warfare Systems Command, Mechanicsburg
Special Material Content3 Electrostatic Discharge (ESD)/Sensitive Item
Source of SupplyNRPNAVICP-ERP
700 Robbins Avenue
Philadelphia, PA 19111-5098
AgencyDNDepartment of the Navy
Service OrganizationLLead Service - 22 (Repairable)
ReparabilityHDepot Level Reparable
Acquisition Advice CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeSSECRET
Shelf Life Code0Nondeteriorative