PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20979Circuit Card Assembly

L3 Technologies, Inc. Div Communication Systems-West · NSN 5998-01-106-2313 · FSC 5998 · Circuit Card Assembly
Verified by PartsTable
NSN 5998-01-106-2313 — this item is cataloged by the U.S. Government under National Stock Number 5998-01-106-2313. Primary manufacturer part number: 20979.
Features
  • Circuit Card Assembly — FSC 5998
  • Features Provided: ELECTROSTATIC SENSITIVE
  • Criticality Code Justification: CBBL
  • Features Provided: ELECTROSTATIC SENSITIVE
  • Criticality Code Justification: CBBL
  • 1 verified cross-reference
  • Primary manufacturer: L3 Technologies, Inc. Div Communication Systems-West
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Circuit Card Assembly, cataloged under National Stock Number 5998-01-106-2313, is classified within Federal Supply Class 5998 (Circuit Card Assembly) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is L3 Technologies, Inc. Div Communication Systems-West. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5998-01-106-2313
Primary Part Number20979
Item NameCircuit Card Assembly
FSC / FSG5998 / 59 — Circuit Card Assembly
ManufacturerL3 Technologies, Inc. Div Communication Systems-West
StatusACTIVE
Features ProvidedELECTROSTATIC SENSITIVE
Criticality Code JustificationCBBL
Features ProvidedELECTROSTATIC SENSITIVE
Criticality Code JustificationCBBL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeG
Unit of IssueEA
SMR CodeYH
Weight1.0000 lbs
Cube0.1094 cu ft
Verified Substitutes 4
5970-00-117-5230190-2327-00 INTERCHANGEABLE
Insulator,standoff
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
6645-01-282-192820979 INTERCHANGEABLE
Chronometer
The Chelsea Clock Llc
3040-01-418-406520979-1 INTERCHANGEABLE
Weight,counterbalance
Elbitamerica, Inc.
5920-01-698-0091CCMR20 INTERCHANGEABLE
Fuse,cartridge
Littelfuse, Inc.
Cross-Reference Index
Part NumberManufacturer
20979 PRIMARY L3 Technologies, Inc. Div Communication Systems-West (USA)
Related Parts
5970-00-117-5230INTERCHANGEABLE
INSULATOR,STANDOFF
190-2327-00
6645-01-282-1928INTERCHANGEABLE
CHRONOMETER
20979
3040-01-418-4065INTERCHANGEABLE
WEIGHT,COUNTERBALANCE
20979-1
5920-01-698-0091INTERCHANGEABLE
FUSE,CARTRIDGE
CCMR20

Frequently Asked Questions

What is NSN 5998-01-106-2313?

NSN 5998-01-106-2313 is a Circuit Card Assembly, manufactured by L3 Technologies, Inc. Div Communication Systems-West, classified under FSC 5998 (Circuit Card Assembly). Status: active.

What are the part numbers for NSN 5998-01-106-2313?

NSN 5998-01-106-2313 has 1 cross-referenced part number: 20979 (L3 Technologies, Inc. Div Communication Systems-West).

What NSN replaces 5998-01-106-2313?

There are 4 known substitutes for 5998-01-106-2313: 5970-00-117-5230, 6645-01-282-1928, 3040-01-418-4065 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20979?

Key specifications for 20979: End Item Identification: TACTICAL SATELLITE (TACSAT) MULTICHANNEL COMMUNICATIONS EQUIPMENT; Features Provided: ELECTROSTATIC SENSITIVE; Criticality Code Justification: CBBL; End Item Identification: TACTICAL SATELLITE (TACSAT) MULTICHANNEL COMMUNICATIONS EQUIPMENT. 6 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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