PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40-115-1Circuit Breaker

U S Dept of Transportation Federal Aviation Administration · NSN 5925-00-114-2253 · FSC 5925 · No Item Name Available
Verified by PartsTable
NSN 5925-00-114-2253 — this item is cataloged by the U.S. Government under National Stock Number 5925-00-114-2253. Primary manufacturer part number: 40-115-1.
Features
  • Circuit Breaker — FSC 5925
  • Material: PLASTIC CASE
  • Internal Trip Release Configuration: SHUNT TRIP SINGLE LOCATION
  • Pole Quantity: 1
  • Boss Height: 0.125 INCHES NOMINAL IN
  • Center to Center Distance Between Terminals Parallel to Length: 2.281 INCHES NOMINAL IN
  • Thread Quantity Per Inch: 32
  • Mounting Facility Type and Quantity: 2 THREADED HOLE(S)
Applications
  • Applications requiring Plastic Case construction
General Description

The Circuit Breaker, cataloged under National Stock Number 5925-00-114-2253, 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 U S Dept of Transportation Federal Aviation Administration. Government technical data includes 24 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5925-00-114-2253
Primary Part Number40-115-1
Item NameCircuit Breaker
FSC / FSG5925 / 59 — No Item Name Available
ManufacturerU S Dept of Transportation Federal Aviation Administration
StatusACTIVE
MaterialPLASTIC CASE
Internal Trip Release ConfigurationSHUNT TRIP SINGLE LOCATION
Pole Quantity1
Boss Height0.125 INCHES NOMINAL IN
Center to Center Distance Between Terminals Parallel to Length2.281 INCHES NOMINAL IN
Thread Quantity Per Inch32
Mounting Facility Type and Quantity2 THREADED HOLE(S)
Distance Between Centerlines of Mounting Facilities Parallel to Body Length1.312 INCHES NOMINAL IN
Terminal Type and Quantity2 SCREW
Trip Release MethodMAGNETIC SINGLE LOCATION
Operating Voltage Type and Rating Per Pole in Volts24.0 DC SINGLE LOCATION
Trip Release CharacteristicINSTANTANEOUS SINGLE LOCATION
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Maximum Interrupting Capacity Current Type and Rating Per Pole in Amps1500.0 DC SINGLE LOCATION
Reset MethodMANUAL
Circuit Protection TypeOVERCURRENT SINGLE LOCATION
Ultimate Trip Rating of Continuous Current Rating Per Pole in Percent120.0 SINGLE LOCATION
Main Contact Tripping Mechanism TypeTRIP FREE
Inclosure Protection Type for Which DesignedFUNGUS RESISTANT AND HERMETICALLY SEALED
Body Height2.640 INCHES NOMINAL IN
Body Width1.469 INCHES NOMINAL IN
Nominal Thread Size0.138 INCHES IN
Body Length3.219 INCHES NOMINAL IN
Body StyleSINGLE POLE TYPE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5999-00-382-3502401151 INTERCHANGEABLE
Contact,electrical
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
4140-00-683-8477022608 INTERCHANGEABLE
Fan,vaneaxial
Rotron Incorporated
1680-01-057-3391 INTERCHANGEABLE
Receptacle Assembly,flight Refue
5340-01-069-4814401151 INTERCHANGEABLE
Bracket
Telemechanics Inc
5905-01-276-5500 INTERCHANGEABLE
Resistor,fixed,film
6515-01-560-9958401151 INTERCHANGEABLE
Manual,operator,compact Disc
Welch Allyn, Inc.
Cross-Reference Index
Part NumberManufacturer
40-115-1 Eaton Corp Heinemann Products Commercial Controls Div (USA)
40-115-1 PRIMARY U S Dept of Transportation Federal Aviation Administration (USA)
JHP59-19 Hollingsworth John R Co (USA)
Related Parts
5999-00-382-3502INTERCHANGEABLE
CONTACT,ELECTRICAL
401151
4140-00-683-8477INTERCHANGEABLE
FAN,VANEAXIAL
022608
1680-01-057-3391INTERCHANGEABLE
RECEPTACLE ASSEMBLY,FLIGHT REFUE
5340-01-069-4814INTERCHANGEABLE
BRACKET
401151
5905-01-276-5500INTERCHANGEABLE
RESISTOR,FIXED,FILM
6515-01-560-9958INTERCHANGEABLE
MANUAL,OPERATOR,COMPACT DISC
401151

Frequently Asked Questions

What is NSN 5925-00-114-2253?

NSN 5925-00-114-2253 is a Circuit Breaker, manufactured by U S Dept of Transportation Federal Aviation Administration, classified under FSC 5925 (No Item Name Available). Status: active.

What are the part numbers for NSN 5925-00-114-2253?

NSN 5925-00-114-2253 has 3 cross-referenced part numbers: 40-115-1 (Eaton Corp Heinemann Products Commercial Controls Div), 40-115-1 (U S Dept of Transportation Federal Aviation Administration), JHP59-19 (Hollingsworth John R Co).

What NSN replaces 5925-00-114-2253?

There are 6 known substitutes for 5925-00-114-2253: 5999-00-382-3502, 4140-00-683-8477, 1680-01-057-3391 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 40-115-1?

Key specifications for 40-115-1: Material: PLASTIC CASE; Internal Trip Release Configuration: SHUNT TRIP SINGLE LOCATION; Pole Quantity: 1; Boss Height: 0.125 INCHES NOMINAL IN. 24 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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