PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

521930-2Circuit Card Assembly

Telephonics Corporation · NSN 5998-01-423-6190 · FSC 5998 · Circuit Card Assembly
Verified by PartsTable
NSN 5998-01-423-6190 — this item is cataloged by the U.S. Government under National Stock Number 5998-01-423-6190. Primary manufacturer part number: 521930-2.
Features
  • Circuit Card Assembly — FSC 5998
  • 1 verified cross-reference
  • Primary manufacturer: Telephonics 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 5998-01-423-6190, is classified within Federal Supply Class 5998 (Circuit Card Assembly) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Telephonics Corporation. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5998-01-423-6190
Primary Part Number521930-2
Item NameCircuit Card Assembly
FSC / FSG5998 / 59 — Circuit Card Assembly
ManufacturerTelephonics Corporation
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality Code00
Unit of IssueEA
SMR CodeCH
Weight20.0000 lbs
Cube7.5000 cu ft
Verified Substitutes 1
5990-00-057-2795600318 INTERCHANGEABLE
Synchro,control Transformer
Bowmar Llc Dba Bowmar Instrument Corp
Cross-Reference Index
Part NumberManufacturer
521930-2 PRIMARY Telephonics Corporation (USA)
Related Parts
5990-00-057-2795INTERCHANGEABLE
SYNCHRO,CONTROL TRANSFORMER
600318

Frequently Asked Questions

What is NSN 5998-01-423-6190?

NSN 5998-01-423-6190 is a Circuit Card Assembly, manufactured by Telephonics Corporation, classified under FSC 5998 (Circuit Card Assembly). Status: active.

What are the part numbers for NSN 5998-01-423-6190?

NSN 5998-01-423-6190 has 1 cross-referenced part number: 521930-2 (Telephonics Corporation).

What NSN replaces 5998-01-423-6190?

There is 1 known substitute for 5998-01-423-6190: 5990-00-057-2795. Verify interchangeability with system specifications before substitution.

What are the specifications of 521930-2?

Key specifications for 521930-2: Part Name Assigned by Controlling Agency: CIRCUIT CARD ASSEMBLY MICROPROCESSOR; Part Name Assigned by Controlling Agency: CIRCUIT CARD ASSEMBLY MICROPROCESSOR. 2 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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