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Disk Drive Unit NSN 7025-01-499-4377

Item Description

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.

NSN 7025-01-499-4377 NSN: 7025-01-499-4377

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Features and Characteristics

Overall Length
5.787 inches
Overall Height
1.028 inches
Overall Width
Between 3.990 inches and 4.010 inches
Design Type
Hard disk
Power Source
External
Head Type And Quantity
16 read/write
Unit Design
Desk top
Interface Type
Eide
Drive Quantity
1
Data Storage Capacity
80.03 megabytes
Access Time In Milliseconds
8.9
Tracks Per Inch
63.00
Special Features
Rotational speed 7, 200 rpm; buffersize 2 mb; buffer to disk 525.0 mbits; number of platters - 3; cylinders - 16, 383; formatted capaci type 80, 026 mb; servo type - embedded; actuator type - rotary voice coil; write seek time - 10.9 ms (average)
Unpackaged Unit Weight
1.320 pounds
FSC
7025 Adp Input/output And Storage Devices
NIIN
014994377
NSN
7025014994377

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
WD800BB
Cage Code:
52840
Status:
A
MSDS:
Part Number:
P-300012
Cage Code:
2C063
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 8471709000
  • NAICS: 334112
  • SITC: 75270
  • Description: Other storage units, nesoi
  • End Use (Code 21301):
    Computer accessories

Q & A

Frequently asked questions for NSN 7025-01-499-4377
What are the manufacturers of nsn 7025014994377?
Does this nsn 7025014994377 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 7025014994377
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.
Does nsn 7025014994377 contain any precious metals?
No precious metal content.
Does nsn 7025014994377 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 7025014994377?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
37008
FIIG:
A505E0
App. Key:
Cond. Code:
1
Status:
A

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