PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3AA7890Circuit Breaker

Thales Uk Limited Dba Thales Uk Ltd Defence Mission Systems · NSN 5925-00-295-5462 · FSC 5925 · No Item Name Available
Verified by PartsTable
NSN 5925-00-295-5462 — this item is cataloged by the U.S. Government under National Stock Number 5925-00-295-5462. Primary manufacturer part number: 3AA7890.
Features
  • Circuit Breaker — FSC 5925
  • Reset Method: AUTOMATIC
  • Operating Voltage Type and Rating Per Pole in Volts: 28.0 DC SINGLE LOCATION
  • Trip Release Method: THERMAL SINGLE LOCATION
  • Terminal Type and Quantity: 2 THREADED STUD
  • Material: PLASTIC CASE
  • Test Data Document: 81349-MIL-C-13516 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.).
  • Inclosure Protection Type for Which Designed: VIBRATION RESISTANT AND SHOCK RESISTANT AND SALT SPRAY PROOF AND FUNGUS RESISTANT
Applications
  • Applications requiring Plastic Case construction
General Description

The Circuit Breaker, cataloged under National Stock Number 5925-00-295-5462, 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 Thales Uk Limited Dba Thales Uk Ltd Defence Mission Systems. Government technical data includes 26 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5925-00-295-5462
Primary Part Number3AA7890
Item NameCircuit Breaker
FSC / FSG5925 / 59 — No Item Name Available
ManufacturerThales Uk Limited Dba Thales Uk Ltd Defence Mission Systems
StatusACTIVE
Reset MethodAUTOMATIC
Operating Voltage Type and Rating Per Pole in Volts28.0 DC SINGLE LOCATION
Trip Release MethodTHERMAL SINGLE LOCATION
Terminal Type and Quantity2 THREADED STUD
MaterialPLASTIC CASE
Test Data Document81349-MIL-C-13516 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.).
Inclosure Protection Type for Which DesignedVIBRATION RESISTANT AND SHOCK RESISTANT AND SALT SPRAY PROOF AND FUNGUS RESISTANT
Internal Trip Release ConfigurationSERIES TRIP SINGLE LOCATION
Trip Release Ambient Temp Rating25.0 CELSIUS NOMINAL SINGLE LOCATION DEGC
Trip Release CharacteristicTIME DELAY SINGLE LOCATION
Fragility FactorMODERATELY RUGGED
Distance Between Centerlines of Mounting Facilities Parallel to Body Length2.406 INCHES NOMINAL IN
Unthreaded Mounting Hole Diameter0.195 INCHES MINIMUM AND 0.225 INCHES MAXIMUM IN
Storage TypeGENERAL PURPOSE WAREHOUSE
Mounting Facility Type and Quantity2 UNTHREADED HOLE(S)
Pole Quantity1
Mounting Surface to Terminal End Distance2.000 INCHES MAXIMUM IN
Center to Center Distance Between Terminals Parallel to Length1.060 INCHES NOMINAL IN
Circuit Protection TypeOVERCURRENT SINGLE LOCATION
Trip Delay Time in Seconds Per Rated Continuous Current8.000 MINIMUM AT 200 PCT AND 50.000 MAXIMUM AT 200 PCT SINGLE LOCATION
Body Width1.880 INCHES NOMINAL IN
Maximum Interrupting Capacity Current Type and Rating Per Pole in Amps575.0 DC SINGLE LOCATION
Body StyleSINGLE POLE TYPE
Specification/standard Data81349--13561/7BII GOVERNMENT SPECIFICATION
Maximum Continuous Load Current Rating Per Pole80.0 AMPERES DC SINGLE LOCATION
Ultimate Trip Rating of Continuous Current Rating Per Pole in Percent138.0 SINGLE LOCATION
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5925-00-247-2076 INTERCHANGEABLE
Circuit Breaker
5925-00-295-5460 INTERCHANGEABLE
Circuit Breaker
5925-00-411-5170 INTERCHANGEABLE
Circuit Breaker
5925-00-420-8561PDLA-40 INTERCHANGEABLE
Circuit Breaker
Sensata Technologies, Inc. Div Sensata Attleboro
5925-00-708-8769 INTERCHANGEABLE
Circuit Breaker
5925-00-775-1717 INTERCHANGEABLE
Circuit Breaker
5925-01-092-9694 INTERCHANGEABLE
Circuit Breaker
5925-01-265-7692 INTERCHANGEABLE
Circuit Breaker
5925-01-429-4554 INTERCHANGEABLE
Circuit Breaker
Cross-Reference Index
Part NumberManufacturer
3AA7890 Thales Uk Limited Dba Thales Uk Ltd Defence Mission Systems (GBR)
59252955462 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
MIL-C-13516/7 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MS39068-3 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
M13516/7-7 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
7392439 Sensata Technologies, Inc. Div Sensata Attleboro (USA)
5225002955462 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
5925002955462 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
7392439 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
M13516/BII-80 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5925-00-247-2076INTERCHANGEABLE
CIRCUIT BREAKER
5925-00-295-5460INTERCHANGEABLE
CIRCUIT BREAKER
5925-00-411-5170INTERCHANGEABLE
CIRCUIT BREAKER
5925-00-420-8561INTERCHANGEABLE
CIRCUIT BREAKER
PDLA-40
5925-00-708-8769INTERCHANGEABLE
CIRCUIT BREAKER
5925-00-775-1717INTERCHANGEABLE
CIRCUIT BREAKER
5925-01-092-9694INTERCHANGEABLE
CIRCUIT BREAKER
5925-01-265-7692INTERCHANGEABLE
CIRCUIT BREAKER
5925-01-429-4554INTERCHANGEABLE
CIRCUIT BREAKER

Frequently Asked Questions

What is NSN 5925-00-295-5462?

NSN 5925-00-295-5462 is a Circuit Breaker, manufactured by Thales Uk Limited Dba Thales Uk Ltd Defence Mission Systems, classified under FSC 5925 (No Item Name Available). Status: active.

What are the part numbers for NSN 5925-00-295-5462?

NSN 5925-00-295-5462 has 10 cross-referenced part numbers: 3AA7890 (Thales Uk Limited Dba Thales Uk Ltd Defence Mission Systems), 59252955462 (E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales), MIL-C-13516/7 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MS39068-3 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), M13516/7-7 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 5 more.

What NSN replaces 5925-00-295-5462?

There are 9 known substitutes for 5925-00-295-5462: 5925-00-247-2076, 5925-00-295-5460, 5925-00-411-5170 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3AA7890?

Key specifications for 3AA7890: Reset Method: AUTOMATIC; Operating Voltage Type and Rating Per Pole in Volts: 28.0 DC SINGLE LOCATION; Trip Release Method: THERMAL SINGLE LOCATION; Terminal Type and Quantity: 2 THREADED STUD. 27 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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