PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7731Printed Circuit Board

Extel Corp · NSN 5998-01-171-1789 · FSC 5998 · Circuit Card Assembly
Verified by PartsTable
NSN 5998-01-171-1789 — this item is cataloged by the U.S. Government under National Stock Number 5998-01-171-1789. Primary manufacturer part number: 7731.
Features
  • Printed Circuit Board — FSC 5998
  • 1 verified cross-reference
  • Primary manufacturer: Extel Corp
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Printed Circuit Board, cataloged under National Stock Number 5998-01-171-1789, is classified within Federal Supply Class 5998 (Circuit Card Assembly) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Extel Corp. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Catalog Facts
Item NamePrinted Circuit Board
FSC / FSG5998 — Circuit Card Assembly (FSG 59)
ManufacturersExtel Corp (CAGE 52247)
Technical Specifications
ParameterValue
NSN5998-01-171-1789
Primary Part Number7731
Item NamePrinted Circuit Board
FSC / FSG5998 / 59 — Circuit Card Assembly
ManufacturerExtel Corp
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeQ
Unit of IssueEA
SMR CodeXN
Verified Substitutes 7
5950-00-086-33947731 INTERCHANGEABLE
Reactor
Coast/advanced Chip Magnetics, Inc.
6920-00-107-0182 INTERCHANGEABLE
Cover,housing,level
5985-00-134-9901773-1 INTERCHANGEABLE
Attenuator,fixed
Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq
5210-00-529-0887 INTERCHANGEABLE
Indicator,dial
5306-00-575-49107731 INTERCHANGEABLE
Bolt,machine
Danuser Machine Co
5342-00-786-559177-3-1 INTERCHANGEABLE
Mount,resilient,weapon System
Allard Nazarian Group, Inc. Dba Granite State Manufacturing
5950-00-824-4842 INTERCHANGEABLE
Reactor
Cross-Reference Index
Part NumberManufacturer
7731 Extel Corp (USA)
Related Parts
5950-00-086-3394INTERCHANGEABLE
REACTOR
7731
6920-00-107-0182INTERCHANGEABLE
COVER,HOUSING,LEVEL
5985-00-134-9901INTERCHANGEABLE
ATTENUATOR,FIXED
773-1
5210-00-529-0887INTERCHANGEABLE
INDICATOR,DIAL
5306-00-575-4910INTERCHANGEABLE
BOLT,MACHINE
7731
5342-00-786-5591INTERCHANGEABLE
MOUNT,RESILIENT,WEAPON SYSTEM
77-3-1
5950-00-824-4842INTERCHANGEABLE
REACTOR

Frequently Asked Questions

What is NSN 5998-01-171-1789?

NSN 5998-01-171-1789 is a Printed Circuit Board, manufactured by Extel Corp, classified under FSC 5998 (Circuit Card Assembly). Status: active.

What are the part numbers for NSN 5998-01-171-1789?

NSN 5998-01-171-1789 has 1 cross-referenced part number: 7731 (Extel Corp).

What NSN replaces 5998-01-171-1789?

There are 7 known substitutes for 5998-01-171-1789: 5950-00-086-3394, 6920-00-107-0182, 5985-00-134-9901 and 4 more. Verify interchangeability with system specifications before substitution.

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