PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4990D03G02Circuit Breaker

Eaton Corporation Dba Eaton Inoac · NSN 5925-00-191-6185 · FSC 5925 · No Item Name Available
Verified by PartsTable
NSN 5925-00-191-6185 — this item is cataloged by the U.S. Government under National Stock Number 5925-00-191-6185. Primary manufacturer part number: 4990D03G02.
Features
  • Circuit Breaker — FSC 5925
  • Manual Actuator Type and Quantity: 1 TOGGLE
  • Frequency in Hertz: 60.0 SINGLE LOCATION
  • Frequency in Hertz: 60.0 SINGLE LOCATION
  • Actuator Position Designation: AT POLE ONE
  • Actuator Function: TRIP-RESET
  • Terminal Type and Quantity: 2 SCREW
  • Trip Delay Time in Seconds Per Rated Continuous Current: 35.000 MINIMUM AT 200 PCT AND 60.000 MAXIMUM AT 200 PCT SINGLE LOCATION
Applications
  • Applications requiring Plastic Case construction
General Description

The Circuit Breaker, cataloged under National Stock Number 5925-00-191-6185, 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 30 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 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.

Technical Specifications
ParameterValue
NSN5925-00-191-6185
Primary Part Number4990D03G02
Item NameCircuit Breaker
FSC / FSG5925 / 59 — No Item Name Available
ManufacturerEaton Corporation Dba Eaton Inoac
StatusACTIVE
Manual Actuator Type and Quantity1 TOGGLE
Frequency in Hertz60.0 SINGLE LOCATION
Frequency in Hertz60.0 SINGLE LOCATION
Actuator Position DesignationAT POLE ONE
Actuator FunctionTRIP-RESET
Terminal Type and Quantity2 SCREW
Trip Delay Time in Seconds Per Rated Continuous Current35.000 MINIMUM AT 200 PCT AND 60.000 MAXIMUM AT 200 PCT SINGLE LOCATION
Circuit Protection TypeOVERCURRENT SINGLE LOCATION
Main Contact Tripping Mechanism TypeTRIP FREE
Trip Release CharacteristicTIME DELAY SINGLE LOCATION
Maximum Interrupting Capacity Current Type and Rating Per Pole in Amps10000.0 AC AND 5000.0 DC SINGLE LOCATION
Trip Release Ambient Temp Rating40.0 CELSIUS MAXIMUM SINGLE LOCATION DEGC
MaterialPLASTIC CASE
Terminal Type and Quantity2 SCREW
Inclosure Protection Type for Which DesignedFUNGUS RESISTANT AND GENERAL PURPOSE AND MOISTURE RESISTANT
Special Handling FeatureMAGNETIC
Fragility FactorMODERATELY RUGGED
Storage TypeGENERAL PURPOSE WAREHOUSE
Mounting Facility Type and Quantity2 TERMINAL
Boss Height0.125 INCHES NOMINAL IN
Inclosure Protection Type for Which DesignedFUNGUS RESISTANT AND GENERAL PURPOSE AND MOISTURE RESISTANT
Arc Quenching MethodMAGNETIC BLOWOUT
Trip Release MethodTHERMAL-MAGNETIC SINGLE LOCATION
Actuator FunctionTRIP-RESET
Pole Quantity1
Body Height3.375 INCHES NOMINAL IN
Body Width1.375 INCHES NOMINAL IN
Maximum Continuous Load Current Rating Per Pole15.0 AMPERES AC AND 15.0 AMPERES DC SINGLE LOCATION
MaterialPLASTIC CASE
Actuator Position DesignationAT POLE ONE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5905-00-106-9344 INTERCHANGEABLE
Resistor,fixed,composition
5905-00-190-8889 INTERCHANGEABLE
Resistor,fixed,composition
5905-00-415-1580G320905J101 INTERCHANGEABLE
Resistor,fixed,composition
Rockwell Automation, Inc. Dba Rockwell Automation
5905-00-899-4974EB1015 INTERCHANGEABLE
Resistor,fixed,composition
Rockwell Automation, Inc. Dba Rockwell Automation
5905-00-997-95750686-1015 INTERCHANGEABLE
Resistor,fixed,film
Agilent Technologies, Inc. Div Agilent Technologies Headquarters
Cross-Reference Index
Part NumberManufacturer
4990D03G02 Eaton Corporation Dba Eaton Inoac (USA)
EB1015 Eaton Corporation Dba Eaton Inoac (USA)
EB1015 Westinghouse Electric Corp General Control Div (USA)
S4990D03G02 Eaton Corporation Dba Eaton Inoac (USA)
Related Parts
5905-00-106-9344INTERCHANGEABLE
RESISTOR,FIXED,COMPOSITION
5905-00-190-8889INTERCHANGEABLE
RESISTOR,FIXED,COMPOSITION
5905-00-415-1580INTERCHANGEABLE
RESISTOR,FIXED,COMPOSITION
G320905J101
5905-00-899-4974INTERCHANGEABLE
RESISTOR,FIXED,COMPOSITION
EB1015
5905-00-997-9575INTERCHANGEABLE
RESISTOR,FIXED,FILM
0686-1015

Frequently Asked Questions

What is NSN 5925-00-191-6185?

NSN 5925-00-191-6185 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 5925-00-191-6185?

NSN 5925-00-191-6185 has 4 cross-referenced part numbers: 4990D03G02 (Eaton Corporation Dba Eaton Inoac), EB1015 (Eaton Corporation Dba Eaton Inoac), EB1015 (Westinghouse Electric Corp General Control Div), S4990D03G02 (Eaton Corporation Dba Eaton Inoac).

What NSN replaces 5925-00-191-6185?

There are 5 known substitutes for 5925-00-191-6185: 5905-00-106-9344, 5905-00-190-8889, 5905-00-415-1580 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4990D03G02?

Key specifications for 4990D03G02: Manual Actuator Type and Quantity: 1 TOGGLE; Frequency in Hertz: 60.0 SINGLE LOCATION; Frequency in Hertz: 60.0 SINGLE LOCATION; Actuator Position Designation: AT POLE ONE. 30 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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