PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

458991Electronic Components Assembly

Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp · NSN 5998-01-426-8615 · FSC 5998 · Circuit Card Assembly
Verified by PartsTable
NSN 5998-01-426-8615 — this item is cataloged by the U.S. Government under National Stock Number 5998-01-426-8615. Primary manufacturer part number: 458991.
Features
  • Electronic Components Assembly — FSC 5998
  • 2 verified cross-references
  • Primary manufacturer: Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Electronic Components Assembly, cataloged under National Stock Number 5998-01-426-8615, is classified within Federal Supply Class 5998 (Circuit Card Assembly) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameElectronic Components Assembly
FSC / FSG5998 — Circuit Card Assembly (FSG 59)
ManufacturersLitton Systems Inc. Div Navigation Systems Division (CAGE 30782); Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (CAGE 06481)
Technical Specifications
ParameterValue
NSN5998-01-426-8615
Primary Part Number458991
Item NameElectronic Components Assembly
FSC / FSG5998 / 59 — Circuit Card Assembly
ManufacturerNorthrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5962-01-204-166245899-1 INTERCHANGEABLE
Microcircuit,memory
Raytheon Company Div Rmd Strategic
Cross-Reference Index
Part NumberManufacturer
458991 Litton Systems Inc. Div Navigation Systems Division (USA)
458991 PRIMARY Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
Related Parts
5962-01-204-1662INTERCHANGEABLE
MICROCIRCUIT,MEMORY
45899-1

Frequently Asked Questions

What is NSN 5998-01-426-8615?

NSN 5998-01-426-8615 is a Electronic Components Assembly, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 5998 (Circuit Card Assembly). Status: active.

What are the part numbers for NSN 5998-01-426-8615?

NSN 5998-01-426-8615 has 2 cross-referenced part numbers: 458991 (Litton Systems Inc. Div Navigation Systems Division), 458991 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp).

What NSN replaces 5998-01-426-8615?

There is 1 known substitute for 5998-01-426-8615: 5962-01-204-1662. Verify interchangeability with system specifications before substitution.

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