PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

123SEAV10490-53Circuit Card Assembly

Northrop Grumman Systems Corporation · NSN 5998-00-682-4874 · FSC 5998 · Circuit Card Assembly
Verified by PartsTable
NSN 5998-00-682-4874 — this item is cataloged by the U.S. Government under National Stock Number 5998-00-682-4874. Primary manufacturer part number: 123SEAV10490-53.
Features
  • Circuit Card Assembly — FSC 5998
  • 3 verified cross-references
  • Primary manufacturer: Northrop Grumman Systems Corporation
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Circuit Card Assembly, cataloged under National Stock Number 5998-00-682-4874, 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. This item has 3 commercial cross-references from 2 manufacturers, 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.

Catalog Facts
Item NameCircuit Card Assembly
FSC / FSG5998 — Circuit Card Assembly (FSG 59)
ManufacturersNorthrop Grumman Systems Corporation (CAGE 26512); Northrop Grumman Systems Corporation (CAGE 79RG9); Bae Systems Information and Electronic Systems Integration Inc. (CAGE 80249)
Technical Specifications
ParameterValue
NSN5998-00-682-4874
Primary Part Number123SEAV10490-53
Item NameCircuit Card Assembly
FSC / FSG5998 / 59 — Circuit Card Assembly
ManufacturerNorthrop Grumman Systems Corporation
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeJF
Verified Substitutes 3
5330-00-474-4680106557 INTERCHANGEABLE
Gasket
Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.
4820-00-510-5512106557 INTERCHANGEABLE
Seat,valve
Meggitt North Hollywood Inc
2010-01-446-2273 INTERCHANGEABLE
Head,front,rotary V
Cross-Reference Index
Part NumberManufacturer
123SEAV10490-53 Northrop Grumman Systems Corporation (USA)
123SEAV10490-53 Northrop Grumman Systems Corporation (USA)
106557 Bae Systems Information and Electronic Systems Integration Inc. (USA)
Related Parts
5330-00-474-4680INTERCHANGEABLE
GASKET
106557
4820-00-510-5512INTERCHANGEABLE
SEAT,VALVE
106557
2010-01-446-2273INTERCHANGEABLE
HEAD,FRONT,ROTARY V

Frequently Asked Questions

What is NSN 5998-00-682-4874?

NSN 5998-00-682-4874 is a Circuit Card Assembly, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5998 (Circuit Card Assembly). Status: active.

What are the part numbers for NSN 5998-00-682-4874?

NSN 5998-00-682-4874 has 3 cross-referenced part numbers: 123SEAV10490-53 (Northrop Grumman Systems Corporation), 123SEAV10490-53 (Northrop Grumman Systems Corporation), 106557 (Bae Systems Information and Electronic Systems Integration Inc.).

What NSN replaces 5998-00-682-4874?

There are 3 known substitutes for 5998-00-682-4874: 5330-00-474-4680, 4820-00-510-5512, 2010-01-446-2273. Verify interchangeability with system specifications before substitution.

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