PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20427-4Circuit Card Assembly

Tkh Security Solutions Usa, Inc. · NSN 5998-01-282-5323 · FSC 5998 · Circuit Card Assembly
Verified by PartsTable
NSN 5998-01-282-5323 — this item is cataloged by the U.S. Government under National Stock Number 5998-01-282-5323. Primary manufacturer part number: 20427-4.
Features
  • Circuit Card Assembly — FSC 5998
  • Criticality Code Justification: CBBL
  • Features Provided: ELECTROSTATIC SENSITIVE
  • Criticality Code Justification: CBBL
  • Features Provided: ELECTROSTATIC SENSITIVE
  • 1 verified cross-reference
  • Primary manufacturer: Tkh Security Solutions Usa, Inc.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Circuit Card Assembly, cataloged under National Stock Number 5998-01-282-5323, is classified within Federal Supply Class 5998 (Circuit Card Assembly) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Tkh Security Solutions Usa, Inc.. 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5998-01-282-5323
Primary Part Number20427-4
Item NameCircuit Card Assembly
FSC / FSG5998 / 59 — Circuit Card Assembly
ManufacturerTkh Security Solutions Usa, Inc.
StatusACTIVE
Criticality Code JustificationCBBL
Features ProvidedELECTROSTATIC SENSITIVE
Criticality Code JustificationCBBL
Features ProvidedELECTROSTATIC SENSITIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeT
Unit of IssueEA
SMR CodeVT
Verified Substitutes 3
5331-00-634-93942048430-18 INTERCHANGEABLE
O-Ring
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5845-01-126-250920427-01 INTERCHANGEABLE
Matrix,sonar
Industrial Electronic Engineers, Inc.
1620-01-221-2630 INTERCHANGEABLE
Arm Assembly,drag S
Cross-Reference Index
Part NumberManufacturer
20427-4 Tkh Security Solutions Usa, Inc. (USA)
Related Parts
5331-00-634-9394INTERCHANGEABLE
O-RING
2048430-18
5845-01-126-2509INTERCHANGEABLE
MATRIX,SONAR
20427-01
1620-01-221-2630INTERCHANGEABLE
ARM ASSEMBLY,DRAG S

Frequently Asked Questions

What is NSN 5998-01-282-5323?

NSN 5998-01-282-5323 is a Circuit Card Assembly, manufactured by Tkh Security Solutions Usa, Inc., classified under FSC 5998 (Circuit Card Assembly). Status: active.

What are the part numbers for NSN 5998-01-282-5323?

NSN 5998-01-282-5323 has 1 cross-referenced part number: 20427-4 (Tkh Security Solutions Usa, Inc.).

What NSN replaces 5998-01-282-5323?

There are 3 known substitutes for 5998-01-282-5323: 5331-00-634-9394, 5845-01-126-2509, 1620-01-221-2630. Verify interchangeability with system specifications before substitution.

What are the specifications of 20427-4?

Key specifications for 20427-4: Criticality Code Justification: CBBL; End Item Identification: FAIRCHILD SATOPERCNT; Features Provided: ELECTROSTATIC SENSITIVE; Criticality Code Justification: CBBL. 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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