PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

F3100Circuit Breaker

Eaton Corporation Dba Eaton Inoac · NSN 5925-00-173-7646 · FSC 5925 · No Item Name Available
Verified by PartsTable
NSN 5925-00-173-7646 — this item is cataloged by the U.S. Government under National Stock Number 5925-00-173-7646. Primary manufacturer part number: F3100.
Features
  • Circuit Breaker — FSC 5925
  • Inclosure Protection Type for Which Designed: GENERAL PURPOSE
  • Body Style: MULTIPOLE-SINGLE ACTUATOR TYPE
  • Body Height: 3.807 INCHES MINIMUM AND 3.817 INCHES MAXIMUM IN
  • Trip Release Ambient Temp Rating: 40.0 CELSIUS NOMINAL ALL LOCATIONS DEGC
  • Manual Actuator Type and Quantity: 1 TOGGLE
  • Reset Method: MANUAL
  • Maximum Interrupting Capacity Current Type and Rating Per Pole in Amps: 15000.0 AC AND 10000.0 DC ALL LOCATIONS
Applications
  • Applications requiring Plastic Case construction
General Description

The Circuit Breaker, cataloged under National Stock Number 5925-00-173-7646, 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 12 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5925-00-173-7646
Primary Part NumberF3100
Item NameCircuit Breaker
FSC / FSG5925 / 59 — No Item Name Available
ManufacturerEaton Corporation Dba Eaton Inoac
StatusCANCELLED
Inclosure Protection Type for Which DesignedGENERAL PURPOSE
Body StyleMULTIPOLE-SINGLE ACTUATOR TYPE
Body Height3.807 INCHES MINIMUM AND 3.817 INCHES MAXIMUM IN
Trip Release Ambient Temp Rating40.0 CELSIUS NOMINAL ALL LOCATIONS DEGC
Manual Actuator Type and Quantity1 TOGGLE
Reset MethodMANUAL
Maximum Interrupting Capacity Current Type and Rating Per Pole in Amps15000.0 AC AND 10000.0 DC ALL LOCATIONS
Actuator Position DesignationAT POLE TWO
Main Contact Tripping Mechanism TypeTRIP FREE
Terminal Type and Quantity6 COMPRESSION
Actuator Position DesignationAT POLE TWO
Fragility FactorMODERATELY RUGGED
Boss Height0.120 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN
Center to Center Distance Between Terminals Parallel to Width1.369 INCHES MINIMUM AND 1.379 INCHES MAXIMUM IN
Storage TypeGENERAL PURPOSE WAREHOUSE
Unthreaded Mounting Hole Diameter0.276 INCHES MINIMUM AND 0.286 INCHES MAXIMUM IN
Special Handling FeatureMAGNETIC
Mounting Facility Type and Quantity4 UNTHREADED HOLE(S)
Distance Between Centerlines of Mounting Facilities Parallel to Body Length4.495 INCHES MINIMUM AND 4.505 INCHES MAXIMUM IN
Center to Center Distance Between Terminals Parallel to Length7.245 INCHES MINIMUM AND 7.255 INCHES MAXIMUM IN
Pole Quantity3
Distance Between Centerlines of Mounting Facilities Parallel to Body Width1.369 INCHES MINIMUM AND 1.379 INCHES MAXIMUM IN
Arc Quenching MethodDEION
Ultimate Trip Rating of Continuous Current Rating Per Pole in Percent125.0 ALL LOCATIONS
MaterialPLASTIC CASE
Trip Release Ambient Temp Rating40.0 CELSIUS NOMINAL ALL LOCATIONS DEGC
Inclosure Protection Type for Which DesignedGENERAL PURPOSE
MaterialPLASTIC CASE
Trip Release MethodTHERMAL-MAGNETIC ALL LOCATIONS
Actuator FunctionTRIP-RESET
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 8
2805-00-091-9997AB100 INTERCHANGEABLE
Cylinder Head,gasoline Engine
Wisconsin Motors, Llc
5910-00-128-7138SCB36142 INTERCHANGEABLE
Capacitor,fixed,ceramic Dielectr
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5915-00-240-2820SMC563349-14 INTERCHANGEABLE
Filter,band Pass
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
6625-00-420-0783AB100 INTERCHANGEABLE
Loop,radiating
New London Instrument Co
2805-00-422-9060AB100F INTERCHANGEABLE
Cylinder Head,gasoline Engine
Wisconsin Motors, Llc
5925-01-271-1646FDB3100 INTERCHANGEABLE
Circuit Breaker
Westinghouse Electric Corp
5980-01-426-199012220-19 INTERCHANGEABLE
Display,optoelectronic
Radiant Power Idc, Llc
5895-01-588-2981AB-100 INTERCHANGEABLE
Console,communication Control
Clear-Com Intercom Systems
Cross-Reference Index
Part NumberManufacturer
1222019-250 Westinghouse Electric Corp (USA)
371D376G20 Westinghouse Electric Corp (USA)
1531789 Westinghouse Electric Corp Power Generation-Generator Div (USA)
1A4161-20SUB33 Westinghouse Electric Corp (USA)
F3100 PRIMARY Eaton Corporation Dba Eaton Inoac (USA)
AB100A Westinghouse Electric Corp (USA)
1531-789 Westinghouse Electric Corp Power Generation-Generator Div (USA)
1531789 PRIMARY Westinghouse Electric Corp (USA)
F3100 Westinghouse Electric Corp (USA)
1531-789 Westinghouse Electric Corp (USA)
1222019 Westinghouse Electric Corp (USA)
AB100 Westinghouse Electric Corp (USA)
Related Parts
2805-00-091-9997INTERCHANGEABLE
CYLINDER HEAD,GASOLINE ENGINE
AB100
5910-00-128-7138INTERCHANGEABLE
CAPACITOR,FIXED,CERAMIC DIELECTR
SCB36142
5915-00-240-2820INTERCHANGEABLE
FILTER,BAND PASS
SMC563349-14
6625-00-420-0783INTERCHANGEABLE
LOOP,RADIATING
AB100
2805-00-422-9060INTERCHANGEABLE
CYLINDER HEAD,GASOLINE ENGINE
AB100F
5925-01-271-1646INTERCHANGEABLE
CIRCUIT BREAKER
FDB3100
5980-01-426-1990INTERCHANGEABLE
DISPLAY,OPTOELECTRONIC
12220-19
5895-01-588-2981INTERCHANGEABLE
CONSOLE,COMMUNICATION CONTROL
AB-100

Frequently Asked Questions

What is NSN 5925-00-173-7646?

NSN 5925-00-173-7646 is a Circuit Breaker, manufactured by Eaton Corporation Dba Eaton Inoac, classified under FSC 5925 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5925-00-173-7646?

NSN 5925-00-173-7646 has 12 cross-referenced part numbers: 1222019-250 (Westinghouse Electric Corp), 371D376G20 (Westinghouse Electric Corp), 1531789 (Westinghouse Electric Corp Power Generation-Generator Div), 1A4161-20SUB33 (Westinghouse Electric Corp), F3100 (Eaton Corporation Dba Eaton Inoac) and 7 more.

What NSN replaces 5925-00-173-7646?

There are 8 known substitutes for 5925-00-173-7646: 2805-00-091-9997, 5910-00-128-7138, 5915-00-240-2820 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of F3100?

Key specifications for F3100: Inclosure Protection Type for Which Designed: GENERAL PURPOSE; Body Style: MULTIPOLE-SINGLE ACTUATOR TYPE; Body Height: 3.807 INCHES MINIMUM AND 3.817 INCHES MAXIMUM IN; Trip Release Ambient Temp Rating: 40.0 CELSIUS NOMINAL ALL LOCATIONS DEGC. 30 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5925-00-173-7646 still in active supply?

NSN 5925-00-173-7646 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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