PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

103352Circuit Card Assembly

Hii Unmanned Systems, Inc · NSN 5998-01-621-0739 · FSC 5998 · Circuit Card Assembly
Verified by PartsTable
NSN 5998-01-621-0739 — this item is cataloged by the U.S. Government under National Stock Number 5998-01-621-0739. Primary manufacturer part number: 103352.
Features
  • Circuit Card Assembly — FSC 5998
  • 2 verified cross-references
  • Primary manufacturer: Hii Unmanned Systems, 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 5998-01-621-0739, is classified within Federal Supply Class 5998 (Circuit Card Assembly) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Hii Unmanned Systems, Inc. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameCircuit Card Assembly
FSC / FSG5998 — Circuit Card Assembly (FSG 59)
ManufacturersHydroid, Llc (CAGE 1W8F8); Hii Unmanned Systems, Inc (CAGE 4Z5A9)
Technical Specifications
ParameterValue
NSN5998-01-621-0739
Primary Part Number103352
Item NameCircuit Card Assembly
FSC / FSG5998 / 59 — Circuit Card Assembly
ManufacturerHii Unmanned Systems, Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5355-00-922-6168103352 INTERCHANGEABLE
Window,dial
Astronautics Corporation of America
4820-01-065-4647 INTERCHANGEABLE
Disk,valve
4820-01-156-5893 INTERCHANGEABLE
Stop,minimum Pressure
6210-01-422-34441033523 INTERCHANGEABLE
Light,panel
Tld Ace Corp Div Tld Ace
3010-01-574-9166 INTERCHANGEABLE
Coupling,shaft,rigid
Cross-Reference Index
Part NumberManufacturer
103352 Hydroid, Llc (USA)
103352 PRIMARY Hii Unmanned Systems, Inc (USA)
Related Parts
5355-00-922-6168INTERCHANGEABLE
WINDOW,DIAL
103352
4820-01-065-4647INTERCHANGEABLE
DISK,VALVE
4820-01-156-5893INTERCHANGEABLE
STOP,MINIMUM PRESSURE
6210-01-422-3444INTERCHANGEABLE
LIGHT,PANEL
1033523
3010-01-574-9166INTERCHANGEABLE
COUPLING,SHAFT,RIGID

Frequently Asked Questions

What is NSN 5998-01-621-0739?

NSN 5998-01-621-0739 is a Circuit Card Assembly, manufactured by Hii Unmanned Systems, Inc, classified under FSC 5998 (Circuit Card Assembly). Status: active.

What are the part numbers for NSN 5998-01-621-0739?

NSN 5998-01-621-0739 has 2 cross-referenced part numbers: 103352 (Hydroid, Llc), 103352 (Hii Unmanned Systems, Inc).

What NSN replaces 5998-01-621-0739?

There are 5 known substitutes for 5998-01-621-0739: 5355-00-922-6168, 4820-01-065-4647, 4820-01-156-5893 and 2 more. Verify interchangeability with system specifications before substitution.

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