PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

NA2P40Circuit Breaker

Challenger Electrical Equipment Corp · NSN 5925-01-111-7193 · FSC 5925 · No Item Name Available
Verified by PartsTable
NSN 5925-01-111-7193 — this item is cataloged by the U.S. Government under National Stock Number 5925-01-111-7193. Primary manufacturer part number: NA2P40.
Features
  • Circuit Breaker — FSC 5925
  • Trip Release Ambient Temp Rating: 40.0 CELSIUS NOMINAL ALL LOCATIONS DEGC
  • Main Contact Tripping Mechanism Type: TRIP FREE
  • Test Data Document: 81348-W-C-375 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
  • Internal Trip Release Configuration: SERIES TRIP ALL LOCATIONS
  • Actuator Position Designation: AT EACH POLE
  • Reset Method: MANUAL
  • Operating Voltage Type and Rating Per Pole in Volts: 240.0 AC ALL LOCATIONS
Applications
  • Applications requiring Plastic Case construction
General Description

The Circuit Breaker, cataloged under National Stock Number 5925-01-111-7193, 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 Challenger Electrical Equipment Corp. 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5925-01-111-7193
Primary Part NumberNA2P40
Item NameCircuit Breaker
FSC / FSG5925 / 59 — No Item Name Available
ManufacturerChallenger Electrical Equipment Corp
StatusCANCELLED
Trip Release Ambient Temp Rating40.0 CELSIUS NOMINAL ALL LOCATIONS DEGC
Main Contact Tripping Mechanism TypeTRIP FREE
Test Data Document81348-W-C-375 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
Internal Trip Release ConfigurationSERIES TRIP ALL LOCATIONS
Actuator Position DesignationAT EACH POLE
Reset MethodMANUAL
Operating Voltage Type and Rating Per Pole in Volts240.0 AC ALL LOCATIONS
Ultimate Trip Rating of Continuous Current Rating Per Pole in Percent125.0 ALL LOCATIONS
External Actuator Linkage ArrangementONE AND TWO LINKED
Specification/standard Data81348-W-C-375/14 GOVERNMENT SPECIFICATION
Maximum Continuous Load Current Rating Per Pole40.0 AMPERES AC ALL LOCATIONS
Circuit Protection TypeOVERCURRENT ALL LOCATIONS
Inclosure Protection Type for Which DesignedFUNGUS RESISTANT
MaterialPLASTIC CASE
Maximum Interrupting Capacity Current Type and Rating Per Pole in Amps10000.0 AC ALL LOCATIONS
Trip Release MethodTHERMAL ALL LOCATIONS
Actuator FunctionTRIP-RESET
Trip Release CharacteristicINSTANTANEOUS AND TIME DELAY ALL LOCATIONS
Manual Actuator Type and Quantity2 TOGGLE
Body Width2.000 INCHES NOMINAL IN
Pole Quantity2
Fragility FactorMODERATELY RUGGED
Boss Height0.282 INCHES NOMINAL IN
Mounting Facility Type and Quantity1 TERMINAL
Storage TypeGENERAL PURPOSE WAREHOUSE
Center to Center Distance Between Terminals Parallel to Width1.000 INCHES NOMINAL IN
Terminal Type and Quantity2 COMPRESSION AND 2 QUICK DISCONNECT, MALE
Trip Delay Time in Seconds Per Rated Continuous Current120.000 MAXIMUM AT 200 PCT ALL LOCATIONS
Body StyleMULTIPOLE-MULTIPLE ACTUATOR TYPE
Body Height2.812 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 6
5925-00-503-5841 INTERCHANGEABLE
Circuit Breaker
5925-00-828-3530 INTERCHANGEABLE
Circuit Breaker
5925-01-099-0693 INTERCHANGEABLE
Circuit Breaker
5925-01-104-3445 INTERCHANGEABLE
Circuit Breaker
5925-01-105-6158 INTERCHANGEABLE
Circuit Breaker
5925-01-265-7702 INTERCHANGEABLE
Circuit Breaker
Cross-Reference Index
Part NumberManufacturer
NA2P40 Challenger Electrical Equipment Corp (USA)
W-C-375/14 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
WC375/14-006 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
240 Challenger Electrical Equipment Corp (USA)
Related Parts
5925-00-503-5841INTERCHANGEABLE
CIRCUIT BREAKER
5925-00-828-3530INTERCHANGEABLE
CIRCUIT BREAKER
5925-01-099-0693INTERCHANGEABLE
CIRCUIT BREAKER
5925-01-104-3445INTERCHANGEABLE
CIRCUIT BREAKER
5925-01-105-6158INTERCHANGEABLE
CIRCUIT BREAKER
5925-01-265-7702INTERCHANGEABLE
CIRCUIT BREAKER

Frequently Asked Questions

What is NSN 5925-01-111-7193?

NSN 5925-01-111-7193 is a Circuit Breaker, manufactured by Challenger Electrical Equipment Corp, classified under FSC 5925 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5925-01-111-7193?

NSN 5925-01-111-7193 has 4 cross-referenced part numbers: NA2P40 (Challenger Electrical Equipment Corp), W-C-375/14 (Federal Specifications Promulgated by General Services Administration Washington DC), WC375/14-006 (Federal Specifications Promulgated by General Services Administration Washington DC), 240 (Challenger Electrical Equipment Corp).

What NSN replaces 5925-01-111-7193?

There are 6 known substitutes for 5925-01-111-7193: 5925-00-503-5841, 5925-00-828-3530, 5925-01-099-0693 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of NA2P40?

Key specifications for NA2P40: Trip Release Ambient Temp Rating: 40.0 CELSIUS NOMINAL ALL LOCATIONS DEGC; Main Contact Tripping Mechanism Type: TRIP FREE; Test Data Document: 81348-W-C-375 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).; Internal Trip Release Configuration: SERIES TRIP ALL LOCATIONS. 30 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5925-01-111-7193 still in active supply?

NSN 5925-01-111-7193 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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