PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

66239Extender Card,electronic Test

Viavi Solutionsllc · NSN 5998-01-414-4449 · FSC 5998 · Circuit Card Assembly
Verified by PartsTable
NSN 5998-01-414-4449 — this item is cataloged by the U.S. Government under National Stock Number 5998-01-414-4449. Primary manufacturer part number: 66239.
Features
  • Extender Card,electronic Test — FSC 5998
  • Connector Quantity: 4
  • Connector Quantity: 4
  • 2 verified cross-references
  • Primary manufacturer: Viavi Solutionsllc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Extender Card,electronic Test, cataloged under National Stock Number 5998-01-414-4449, is classified within Federal Supply Class 5998 (Circuit Card Assembly) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Viavi Solutionsllc. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5998-01-414-4449
Primary Part Number66239
Item NameExtender Card,electronic Test
FSC / FSG5998 / 59 — Circuit Card Assembly
ManufacturerViavi Solutionsllc
StatusACTIVE
Connector Quantity4
Connector Quantity4
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeQ
Unit of IssueEA
SMR CodeZZ
Weight0.4000 lbs
Cube0.0741 cu ft
Verified Substitutes 3
5905-00-939-054264A6A11-3583R0A21 INTERCHANGEABLE
Resistor,fixed,wire Wound,induct
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5905-00-940-940964A6A11-1011R0A21 INTERCHANGEABLE
Resistor,fixed,wire Wound
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5915-01-711-077566-239 INTERCHANGEABLE
Filter,radio Frequency Interfere
Edmund Optics, Inc
Cross-Reference Index
Part NumberManufacturer
7010-7830-000 Viavi Solutionsllc (USA)
66239 PRIMARY Viavi Solutionsllc (USA)
Related Parts
5905-00-939-0542INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
64A6A11-3583R0A21
5905-00-940-9409INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND
64A6A11-1011R0A21
5915-01-711-0775INTERCHANGEABLE
FILTER,RADIO FREQUENCY INTERFERE
66-239

Frequently Asked Questions

What is NSN 5998-01-414-4449?

NSN 5998-01-414-4449 is a Extender Card,electronic Test, manufactured by Viavi Solutionsllc, classified under FSC 5998 (Circuit Card Assembly). Status: active.

What are the part numbers for NSN 5998-01-414-4449?

NSN 5998-01-414-4449 has 2 cross-referenced part numbers: 7010-7830-000 (Viavi Solutionsllc), 66239 (Viavi Solutionsllc).

What NSN replaces 5998-01-414-4449?

There are 3 known substitutes for 5998-01-414-4449: 5905-00-939-0542, 5905-00-940-9409, 5915-01-711-0775. Verify interchangeability with system specifications before substitution.

What are the specifications of 66239?

Key specifications for 66239: Connector Quantity: 4; Connector Quantity: 4. 2 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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