PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

359040Extender Card,electronic Test

L3harris Cincinnati Electronics Corporation · NSN 5998-00-490-6726 · FSC 5998 · Circuit Card Assembly
Verified by PartsTable
NSN 5998-00-490-6726 — this item is cataloged by the U.S. Government under National Stock Number 5998-00-490-6726. Primary manufacturer part number: 359040.
Features
  • Extender Card,electronic Test — FSC 5998
  • 1 verified cross-reference
  • Primary manufacturer: L3harris Cincinnati Electronics Corporation
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 5998-00-490-6726, is classified within Federal Supply Class 5998 (Circuit Card Assembly) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is L3harris Cincinnati Electronics Corporation. This item has 1 commercial cross-reference 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
NSN5998-00-490-6726
Primary Part Number359040
Item NameExtender Card,electronic Test
FSC / FSG5998 / 59 — Circuit Card Assembly
ManufacturerL3harris Cincinnati Electronics Corporation
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeS
Unit of IssueEA
SMR CodeVS
Weight0.5000 lbs
Cube0.0580 cu ft
Verified Substitutes 2
5999-00-953-5649359040 SUCCESSOR
Contact,electrical
Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)
5930-01-053-5340 INTERCHANGEABLE
Switch,rotary
Cross-Reference Index
Part NumberManufacturer
359040 PRIMARY L3harris Cincinnati Electronics Corporation (USA)
Related Parts
5999-00-953-5649SUCCESSOR
CONTACT,ELECTRICAL
359040
5930-01-053-5340INTERCHANGEABLE
SWITCH,ROTARY

Frequently Asked Questions

What is NSN 5998-00-490-6726?

NSN 5998-00-490-6726 is a Extender Card,electronic Test, manufactured by L3harris Cincinnati Electronics Corporation, classified under FSC 5998 (Circuit Card Assembly). Status: active.

What are the part numbers for NSN 5998-00-490-6726?

NSN 5998-00-490-6726 has 1 cross-referenced part number: 359040 (L3harris Cincinnati Electronics Corporation).

What NSN replaces 5998-00-490-6726?

There are 2 known substitutes for 5998-00-490-6726: 5999-00-953-5649, 5930-01-053-5340. Verify interchangeability with system specifications before substitution.

What are the specifications of 359040?

Key specifications for 359040: Special Features: CINCINNATI ELECTRONICS CIRCUIT CARD; End Item Identification: AIRBORNE NAVAGATION EQUIPMENT; Special Features: CINCINNATI ELECTRONICS CIRCUIT CARD; End Item Identification: AIRBORNE NAVAGATION EQUIPMENT. 4 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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