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Disk Drive Unit

NSN: 7025-01-550-5644 | Model: PX-W4012TS
ITAR Registered seal

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 dis (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 Properties and Flags
NATO Stock Number
Yes - ITAR Controlled
Overall Length
7.950 inches
Overall Height
1.630 inches
Overall Width
5.750 inches
End Application
6902055-060 (53711), biopic
Design Type
Compact disk - record able and compact disk - re-writable
Power Source
Unit Design
Voltage In Volts And Current Type
12.0 dc
Interface Type
Drive Quantity
Data Storage Capacity
4.00 megabytes
Drive Size
Transfer Rate In Megabytes Per Second
Unpackaged Unit Weight
2.650 pounds

Parts List for Float Carburetor  

Other components in the assembly of NSN 2910-00-005-5060
Recent Solicitations
Solicitation Return by Date Buyer Code Quantity
SPE8EN20T1449 2020-02-24 PEPCE 1 EA
SPE8EN19T2871 2019-07-05 PEPCE 1 EA
SPE8EN19T2634 2019-06-14 PEPCE 2 EA
SPE8EN19T1931 2019-04-15 PEPCE 2 EA
SPE8EN19T1453 2019-03-04 PEPCE 2 EA
SPE8EN19T0664 2018-12-10 PEPCE 1 EA
SPE8EN18T0999 2018-01-19 PEPCE 1 EA

Pricing and Availability

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NSN 7025-01-550-5644 Datasheet

Supply Class (FSC):
Adp Input/output And Storage Devices
Cross Reference:
  • PX-W4012TS
Cage Codes:
  • Plextor Corp (CAGE 00H19)
Schedule B & Trade:
  • Schedule B: 8471709000 (NAICS 334112)

    Other storage units, Nisei

  • SITC: 75270

    Storage units, whether or not presented with the rest of the system for data processing

  • End Use: 21301

    Computer accessories


N - Indicates there is no data in the humors and the nsn is in a fsc not generally suspected of containing hazardous materials.


A - Item does not contain precious metal.


- Adp input/output and storage devices used to control and transfer information to and from a cpu. The input device is used for transferring data and instructions into a cpu. The output device is used to transfer results of processing by the cpu onto printed forms, punched cards, and/or magnetic media. Input/output devices combine the above functions in the same device. This class also includes data transmission terminals, batch terminals, and display terminals which are specially designed or modified to be used in conjunction with digital, analog, or hybrid cpus. It includes modems when they are integral to the terminal. It also includes storage devices in which data can be inserted, retained, and retrieved for later use.


- The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Freight Information:
  • NMFC:

    116030 - Machines etc data processing

  • WCC:

    738 - Computing equipment, computer components, and circuit cards

  • SHC:

    9 - Other or no special handling required (sh)

  • ADC:

    A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.

  • ACC:

    H - Instruments/equipment/supplies for radio, communications, electrical, laboratory, etc. (includes signal corps)

  • LTL:

    W - Rating variable

  • TCC:

    Z - No special type of cargo code applicable

NSN Management Codes:
  • SOS
  • AAC
  • Quantity per pack
  • Unit of Measure
  • Shelf Life
  • Classification Control
  • Repariability

Questions & Answers:

What are the historical prices recorded for this stock number?
Historical data shows pricing from $3,787.20 to $6,311.99..
Does NSN 7025-01-550-5644 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Department Of The Navy
What is the NIIN of NSN 7025-01-550-5644?
015505644 or 01-550-5644
Does NSN 7025-01-550-5644 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 7025-01-550-5644?
Solicitation SPE8EN20T1449 for qty 1 on 02/13/2020
When was this national stock number assigned to the federal catalog?
Apr 24, 2007