PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

66243Extender Card,electronic Test

Viavi Solutionsllc · NSN 5998-01-414-4444 · FSC 5998 · Circuit Card Assembly
Verified by PartsTable
NSN 5998-01-414-4444 — this item is cataloged by the U.S. Government under National Stock Number 5998-01-414-4444. Primary manufacturer part number: 66243.
Features
  • Extender Card,electronic Test — FSC 5998
  • Connector Quantity: 2
  • Connector Quantity: 2
  • 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 5998-01-414-4444, 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5998-01-414-4444
Primary Part Number66243
Item NameExtender Card,electronic Test
FSC / FSG5998 / 59 — Circuit Card Assembly
ManufacturerViavi Solutionsllc
StatusACTIVE
Connector Quantity2
Connector Quantity2
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeQ
Unit of IssueEA
SMR CodeYZ
Weight1.2000 lbs
Cube0.2613 cu ft
Verified Substitutes 2
5340-00-761-1258MS39087-6 INTERCHANGEABLE
Handle,bow
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5340-00-820-880761XR08201SW104 INTERCHANGEABLE
Caster,swivel
Albion Industries, Inc.
Cross-Reference Index
Part NumberManufacturer
66243 PRIMARY Viavi Solutionsllc (USA)
7010-7830-400 Viavi Solutionsllc (USA)
Related Parts
5340-00-761-1258INTERCHANGEABLE
HANDLE,BOW
MS39087-6
5340-00-820-8807INTERCHANGEABLE
CASTER,SWIVEL
61XR08201SW104

Frequently Asked Questions

What is NSN 5998-01-414-4444?

NSN 5998-01-414-4444 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 5998-01-414-4444?

NSN 5998-01-414-4444 has 2 cross-referenced part numbers: 66243 (Viavi Solutionsllc), 7010-7830-400 (Viavi Solutionsllc).

What NSN replaces 5998-01-414-4444?

There are 2 known substitutes for 5998-01-414-4444: 5340-00-761-1258, 5340-00-820-8807. Verify interchangeability with system specifications before substitution.

What are the specifications of 66243?

Key specifications for 66243: Connector Quantity: 2; Connector Quantity: 2. 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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