PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

103556999Circuit Card Assembly

Avaya Inc Dba Avaya Government Solutions · NSN 5998-01-410-8536 · FSC 5998 · Circuit Card Assembly
Verified by PartsTable
NSN 5998-01-410-8536 — this item is cataloged by the U.S. Government under National Stock Number 5998-01-410-8536. Primary manufacturer part number: 103556999.
Features
  • Circuit Card Assembly — FSC 5998
  • 15 verified cross-references
  • Primary manufacturer: Avaya Inc Dba Avaya Government Solutions
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Circuit Card Assembly, cataloged under National Stock Number 5998-01-410-8536, is classified within Federal Supply Class 5998 (Circuit Card Assembly) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Avaya Inc Dba Avaya Government Solutions. This item has 15 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5998-01-410-8536
Primary Part Number103556999
Item NameCircuit Card Assembly
FSC / FSG5998 / 59 — Circuit Card Assembly
ManufacturerAvaya Inc Dba Avaya Government Solutions
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeZ
Weight2.2200 lbs
Cube0.3019 cu ft
Verified Substitutes 5
No Item Name Available
5915-00-155-7534 INTERCHANGEABLE
Filter,band Suppression
5342-00-356-306574358 INTERCHANGEABLE
Bracket
Telemechanics Inc
5360-00-448-401580945 INTERCHANGEABLE
Spring
Alnitak Corporation
5895-01-695-029864959 INTERCHANGEABLE
Ground Control Station,unmanned
Aerovironment, Inc. Dba Aerovironment Inc
Cross-Reference Index
Part NumberManufacturer
103556999 American Telephone and Telegraph Co (USA)
103556999 PRIMARY Avaya Inc Dba Avaya Government Solutions (USA)
TN746B Avaya Federal Solutions, Inc (USA)
103556999 Lucent Technologies Inc Corporate Headquarters (USA)
TN746 Lucent Technologies Inc Dba Federal Marketing Group (USA)
63136A PRIMARY Lucent Technologies Inc Corporate Headquarters (USA)
TN746B PRIMARY Procomm Voice and Data Solutions, Inc. Dba Procomm Voice & Data Solutions (USA)
TN746B PRIMARY Lucent Technologies Inc Corporate Headquarters (USA)
MP200038 MK2 LN 113 Lucent Technologies Inc Advanced Technology Systems (USA)
TN746B Lucent Technologies Inc Advanced Technology Systems (USA)
TN746B PRIMARY Avaya Inc Dba Avaya Government Solutions (USA)
103556999 Lucent Technologies Inc Advanced Technology Systems (USA)
64959 Lucent Technologies Inc Corporate Headquarters (USA)
TN746 Lucent Technologies Inc Corporate Headquarters (USA)
TN746 PRIMARY Avaya Inc Dba Avaya Government Solutions (USA)
Related Parts
5998-01-464-5959SUCCESSOR
NO ITEM NAME AVAILABLE
5915-00-155-7534INTERCHANGEABLE
FILTER,BAND SUPPRESSION
5342-00-356-3065INTERCHANGEABLE
BRACKET
74358
5360-00-448-4015INTERCHANGEABLE
SPRING
80945
5895-01-695-0298INTERCHANGEABLE
GROUND CONTROL STATION,UNMANNED
64959

Frequently Asked Questions

What is NSN 5998-01-410-8536?

NSN 5998-01-410-8536 is a Circuit Card Assembly, manufactured by Avaya Inc Dba Avaya Government Solutions, classified under FSC 5998 (Circuit Card Assembly). Status: cancelled.

What are the part numbers for NSN 5998-01-410-8536?

NSN 5998-01-410-8536 has 15 cross-referenced part numbers: 103556999 (American Telephone and Telegraph Co), 103556999 (Avaya Inc Dba Avaya Government Solutions), TN746B (Avaya Federal Solutions, Inc), 103556999 (Lucent Technologies Inc Corporate Headquarters), TN746 (Lucent Technologies Inc Dba Federal Marketing Group) and 10 more.

What NSN replaces 5998-01-410-8536?

There are 5 known substitutes for 5998-01-410-8536: 5998-01-464-5959, 5915-00-155-7534, 5342-00-356-3065 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 103556999?

Key specifications for 103556999: End Item Identification: DEFINITY 75 GENERIC 1,1 CABINET; End Item Identification: DEFINITY 75 GENERIC 1,1 CABINET. 2 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5998-01-410-8536 still in active supply?

NSN 5998-01-410-8536 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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