PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

ETN330410S31Circuit Breaker

L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc. · NSN 5925-01-478-9634 · FSC 5925 · No Item Name Available
Verified by PartsTable
NSN 5925-01-478-9634 — this item is cataloged by the U.S. Government under National Stock Number 5925-01-478-9634. Primary manufacturer part number: ETN330410S31.
Features
  • Circuit Breaker — FSC 5925
  • 2 verified cross-references
  • Primary manufacturer: L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Circuit Breaker, cataloged under National Stock Number 5925-01-478-9634, is classified within Federal Supply Class 5925 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.. This item has 2 commercial cross-references from 1 manufacturer, 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
NSN5925-01-478-9634
Primary Part NumberETN330410S31
Item NameCircuit Breaker
FSC / FSG5925 / 59 — No Item Name Available
ManufacturerL3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5305-00-150-9134 INTERCHANGEABLE
Screw,machine
4940-01-504-95311176-48 INTERCHANGEABLE
Parts Kit,pressure Jet Steam Cle
Insinger Machine Co
Cross-Reference Index
Part NumberManufacturer
117648 L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc. (USA)
ETN330410S31 PRIMARY L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc. (USA)
Related Parts
5305-00-150-9134INTERCHANGEABLE
SCREW,MACHINE
4940-01-504-9531INTERCHANGEABLE
PARTS KIT,PRESSURE JET STEAM CLE
1176-48

Frequently Asked Questions

What is NSN 5925-01-478-9634?

NSN 5925-01-478-9634 is a Circuit Breaker, manufactured by L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc., classified under FSC 5925 (No Item Name Available). Status: active.

What are the part numbers for NSN 5925-01-478-9634?

NSN 5925-01-478-9634 has 2 cross-referenced part numbers: 117648 (L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.), ETN330410S31 (L3harris Maritime Power & Energy Solutions, Inc. Dba Spd Electrical Systems, Inc.).

What NSN replaces 5925-01-478-9634?

There are 2 known substitutes for 5925-01-478-9634: 5305-00-150-9134, 4940-01-504-9531. Verify interchangeability with system specifications before substitution.

What are the specifications of ETN330410S31?

Key specifications for ETN330410S31: End Item Identification: CIRCUIT BREAKER AQB-A402; Part Name Assigned by Controlling Agency: INAVY CBAQB-A402. 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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