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Tempest Detecting System

NSN: 5811-01-257-0179 | Model: AN/MSQ-121
ITAR Registered seal

A complete mobile unit comprised of antennas, receivers, oscilloscopes, cameras, portable modules, cables and the like used to detect and analyze the presence of electromagnetic signals emanating from information processing equipment. Includes the equipment transporter with an on-board alternating current power generator and enviromental control unit.

NSN Properties and Flags
NATO Stock Number
5811-01-257-0179
DEMIL
Yes - ITAR Controlled (Code D)
Unit Package Quantity
103
Component Quantity
169
Component Document Origin
Government
Document Source
57958
Document Type
Specification
Package Model Number
An/msq-121
Joint Electronics Type Designation System Item Name
Tempest testing system
Joint Electronics Type Designation System Item Type Number
An/msq-121
Usage Design
Tempest testing
Model Number
An/msq-121
Document Identification
Usaswl specification 001-84
Usage Location
Communications zone
Functional Description
Module configured mobile test system which provides capability to conduct tempest testing; includes all necessary apparatus; provides total capability to perform tempest mission without any external equipment
Security Classification
Unclassified
Specification Data
57958-usaswl specification 001-84 government specification

Pricing and Availability

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NSN 5811-01-257-0179 Datasheet

Supply Class (FSC):
Other Cryptologic Equipment And Components
Cross Reference:
  • AN/MSQ-121
  • C5132800
Cage Codes:
  • Joint Electronics Type Designation (CAGE 80058)
  • Signals Warfare Project Manager (CAGE 57958)
Schedule B & Trade:
  • Schedule B: 9030400000 (NAICS 334515)

    Other instruments and apparatus, specially designed for telecommunications (for examle, cross-talk meters, gain measuring instruments etc)

  • SITC: 87477

    Instruments and apparatus, n.E.S., designed for telecommunications (cross-talk meters, gain measuring instruments, distortion factor meters, etc.)

  • End Use: 21400

    Telecommunications equipment

Identification:
HMIC

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

PMIC

U - Precious metal content is unknown

CRITL

- The item does not have a critical feature such as tolerance, fit restrictions or application. nuclear hardness properties have not been determined (not valid for input).

NSN Management Codes:
  • SOS
    B16
  • AAC
    Y
  • Quantity per pack
    1
  • Unit of Measure
    Ea
  • Shelf Life
    N/A
  • Classification Control
    7
  • MGMT_CTL
    Gp1tan-
  • Repariability

Questions & Answers:
What are the historical prices recorded for this stock number?
Historical data shows pricing from $1,474,200.00 to $2,457,000.00..
Does NSN 5811-01-257-0179 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 Army
What is the NIIN of NSN 5811-01-257-0179?
012570179 or 01-257-0179
Does NSN 5811-01-257-0179 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 5811-01-257-0179?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Aug 31, 1989