PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

999668-1Circuit Card Assembly

Naval Sea Systems Command · NSN 5998-01-248-4158 · FSC 5998 · Circuit Card Assembly
Verified by PartsTable
NSN 5998-01-248-4158 — this item is cataloged by the U.S. Government under National Stock Number 5998-01-248-4158. Primary manufacturer part number: 999668-1.
Features
  • Circuit Card Assembly — FSC 5998
  • 3 verified cross-references
  • Primary manufacturer: Naval Sea Systems Command
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Circuit Card Assembly, cataloged under National Stock Number 5998-01-248-4158, is classified within Federal Supply Class 5998 (Circuit Card Assembly) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Naval Sea Systems Command. This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5998-01-248-4158
Primary Part Number999668-1
Item NameCircuit Card Assembly
FSC / FSG5998 / 59 — Circuit Card Assembly
ManufacturerNaval Sea Systems Command
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5998-01-195-3193999668-1 SUCCESSOR
Circuit Card Assembly
Raytheon Company Dba Raytheon Co
5330-01-159-9381U5LT0015 INTERCHANGEABLE
Gasket Set
Perkins Engines Inc
Cross-Reference Index
Part NumberManufacturer
999668 Raytheon Company Div Corp (USA)
999668 Raytheon Company Dba Raytheon Co (USA)
999668-1 PRIMARY Naval Sea Systems Command (USA)
Related Parts
5998-01-195-3193SUCCESSOR
CIRCUIT CARD ASSEMBLY
999668-1
5330-01-159-9381INTERCHANGEABLE
GASKET SET
U5LT0015

Frequently Asked Questions

What is NSN 5998-01-248-4158?

NSN 5998-01-248-4158 is a Circuit Card Assembly, manufactured by Naval Sea Systems Command, classified under FSC 5998 (Circuit Card Assembly). Status: active.

What are the part numbers for NSN 5998-01-248-4158?

NSN 5998-01-248-4158 has 3 cross-referenced part numbers: 999668 (Raytheon Company Div Corp), 999668 (Raytheon Company Dba Raytheon Co), 999668-1 (Naval Sea Systems Command).

What NSN replaces 5998-01-248-4158?

There are 2 known substitutes for 5998-01-248-4158: 5998-01-195-3193, 5330-01-159-9381. Verify interchangeability with system specifications before substitution.

What are the specifications of 999668-1?

Key specifications for 999668-1: Special Features: CAPACITOR 27; CONNECTOR 1; DIODE,LIGHT EMITTING 4; DIODE,SEMICONDUCTOR DEVICE 1; MICROCIRCUIT 63; PRINTED WIRING BOARD 1; RESISTOR 37; TRANSFORMER 2; Special Features: CAPACITOR 27; CONNECTOR 1; DIODE,LIGHT EMITTING 4; DIODE,SEMICONDUCTOR DEVICE 1; MICROCIRCUIT 63; PRINTED WIRING BOARD 1; RESISTOR 37; TRANSFORMER 2. 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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