PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

66E6337Circuit Breaker

Eaton Corporation Dba Eaton Inoac · NSN 5925-00-492-7905 · FSC 5925 · No Item Name Available
Verified by PartsTable
NSN 5925-00-492-7905 — this item is cataloged by the U.S. Government under National Stock Number 5925-00-492-7905. Primary manufacturer part number: 66E6337.
Features
  • Circuit Breaker — FSC 5925
  • Circuit Protection Type: OVERCURRENT ALL LOCATIONS
  • 4 verified cross-references
  • Primary manufacturer: Eaton Corporation Dba Eaton Inoac
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Circuit Breaker, cataloged under National Stock Number 5925-00-492-7905, 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 Eaton Corporation Dba Eaton Inoac. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references 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.

Technical Specifications
ParameterValue
NSN5925-00-492-7905
Primary Part Number66E6337
Item NameCircuit Breaker
FSC / FSG5925 / 59 — No Item Name Available
ManufacturerEaton Corporation Dba Eaton Inoac
StatusACTIVE
Circuit Protection TypeOVERCURRENT ALL LOCATIONS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5925-01-318-4436 INTERCHANGEABLE
Circuit Breaker
Cross-Reference Index
Part NumberManufacturer
66E6377 Eaton Corporation Dba Eaton Inoac (USA)
AQB-A101 Eaton Corporation Dba Eaton Inoac (USA)
23E5245 Eaton Corporation Dba Eaton Inoac (USA)
66E6337 PRIMARY Eaton Corporation Dba Eaton Inoac (USA)
Related Parts
5925-01-318-4436INTERCHANGEABLE
CIRCUIT BREAKER

Frequently Asked Questions

What is NSN 5925-00-492-7905?

NSN 5925-00-492-7905 is a Circuit Breaker, manufactured by Eaton Corporation Dba Eaton Inoac, classified under FSC 5925 (No Item Name Available). Status: active.

What are the part numbers for NSN 5925-00-492-7905?

NSN 5925-00-492-7905 has 4 cross-referenced part numbers: 66E6377 (Eaton Corporation Dba Eaton Inoac), AQB-A101 (Eaton Corporation Dba Eaton Inoac), 23E5245 (Eaton Corporation Dba Eaton Inoac), 66E6337 (Eaton Corporation Dba Eaton Inoac).

What NSN replaces 5925-00-492-7905?

There is 1 known substitute for 5925-00-492-7905: 5925-01-318-4436. Verify interchangeability with system specifications before substitution.

What are the specifications of 66E6337?

Key specifications for 66E6337: Circuit Protection Type: OVERCURRENT ALL LOCATIONS. 1 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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