PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2131529G3Circuit Breaker

L3harris Technologies, Inc. Dba Harris Corporation · NSN 5925-00-985-0104 · FSC 5925 · No Item Name Available
Verified by PartsTable
NSN 5925-00-985-0104 — this item is cataloged by the U.S. Government under National Stock Number 5925-00-985-0104. Primary manufacturer part number: 2131529G3.
Features
  • Circuit Breaker — FSC 5925
  • Trip Release Characteristic: TIME DELAY ALL LOCATIONS
  • Actuator Position Designation: AT POLE TWO
  • Circuit Protection Type: OVERCURRENT ALL LOCATIONS
  • Reset Method: MANUAL
  • Body Width: 3.000 INCHES NOMINAL IN
  • Main Contact Tripping Mechanism Type: TRIP FREE
  • Manual Actuator Type and Quantity: 1 TOGGLE
Applications
  • Applications requiring Plastic Case construction
General Description

The Circuit Breaker, cataloged under National Stock Number 5925-00-985-0104, 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 L3harris Technologies, Inc. Dba Harris Corporation. Government technical data includes 30 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5925-00-985-0104
Primary Part Number2131529G3
Item NameCircuit Breaker
FSC / FSG5925 / 59 — No Item Name Available
ManufacturerL3harris Technologies, Inc. Dba Harris Corporation
StatusACTIVE
Trip Release CharacteristicTIME DELAY ALL LOCATIONS
Actuator Position DesignationAT POLE TWO
Circuit Protection TypeOVERCURRENT ALL LOCATIONS
Reset MethodMANUAL
Body Width3.000 INCHES NOMINAL IN
Main Contact Tripping Mechanism TypeTRIP FREE
Manual Actuator Type and Quantity1 TOGGLE
MaterialPLASTIC CASE
Terminal Type and Quantity6 COMPRESSION
Trip Delay Time in Seconds Per Rated Continuous Current38.000 MINIMUM AT 200 PCT AND 120.000 MAXIMUM AT 200 PCT ALL LOCATIONS
Ultimate Trip Time Per Pole in Seconds150.000 MINIMUM AND 550.000 MAXIMUM ALL LOCATIONS
Trip Release MethodMAGNETIC-HYDRAULIC ALL LOCATIONS
Operating Voltage Type and Rating Per Pole in Volts208.0 AC ALL LOCATIONS
Frequency in Hertz60.0 ALL LOCATIONS
Maximum Interrupting Capacity Current Type and Rating Per Pole in Amps5000.0 AC ALL LOCATIONS
Actuator FunctionTRIP-RESET
Ultimate Trip Rating of Continuous Current Rating Per Pole in Percent125.0 ALL LOCATIONS
Maximum Continuous Load Current Rating Per Pole50.0 AMPERES AC ALL LOCATIONS
Internal Trip Release ConfigurationSERIES TRIP ALL LOCATIONS
Distance Between Centerlines of Mounting Facilities Parallel to Body Length4.359 INCHES NOMINAL IN
Distance Between Centerlines of Mounting Facilities Parallel to Body Width1.000 INCHES NOMINAL IN
Boss Height0.218 INCHES NOMINAL IN
Mounting Facility Type and Quantity4 UNTHREADED HOLE(S)
Center to Center Distance Between Terminals Parallel to Width1.000 INCHES NOMINAL IN
Body StyleMULTIPOLE-SINGLE ACTUATOR TYPE
Center to Center Distance Between Terminals Parallel to Length4.359 INCHES NOMINAL IN
Pole Quantity3
Unthreaded Mounting Hole Diameter0.190 INCHES NOMINAL IN
Body Length5.250 INCHES NOMINAL IN
Mounting Surface to Terminal End Distance2.687 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6350-00-054-3391336-3 INTERCHANGEABLE
Bell,electrical
Faraday Llc
5950-00-069-7747331-851-101 INTERCHANGEABLE
Coil,radio Frequency
L3harris Interstate Electronics Corporation
4310-00-174-02901977 INTERCHANGEABLE
Ring,piston
Kaydon Ring & Seal Inc Dba Skf Precision Technologies
6210-00-483-9012336-3 INTERCHANGEABLE
Dimmer,lamp
General Dynamics Ots (aerospace), Inc. Dba General Dynamics Ordinance and Tactical Systems Div Seattle Operations
5950-00-648-3486N217320-1 INTERCHANGEABLE
Transformer,power
Raytheon Company Dba Raytheon Co
5985-00-778-51587923137 INTERCHANGEABLE
Adapter,waveguide
Us Army Aviation and Missile Command
4920-01-046-7360908-3363 INTERCHANGEABLE
Number,tip Target
Honeywell International Inc. Dba Honeywell Div Aerospace -Olathe Hums Div
5330-01-124-299803363 INTERCHANGEABLE
Gasket
Wilshire Corp
5950-01-211-1800128C903H05 INTERCHANGEABLE
Transformer,current
Northrop Grumman Support Services Corp
5998-01-240-99943363 INTERCHANGEABLE
Circuit Card Assembly
Daytronic Corporation
Cross-Reference Index
Part NumberManufacturer
2131529G3 L3harris Technologies, Inc. Dba Harris Corporation (USA)
3363-50-208AC60 Eaton Corp Heinemann Products Commercial Controls Div (USA)
3363 Eaton Corp Heinemann Products Commercial Controls Div (USA)
Related Parts
6350-00-054-3391INTERCHANGEABLE
BELL,ELECTRICAL
336-3
5950-00-069-7747INTERCHANGEABLE
COIL,RADIO FREQUENCY
331-851-101
4310-00-174-0290INTERCHANGEABLE
RING,PISTON
1977
6210-00-483-9012INTERCHANGEABLE
DIMMER,LAMP
336-3
5950-00-648-3486INTERCHANGEABLE
TRANSFORMER,POWER
N217320-1
5985-00-778-5158INTERCHANGEABLE
ADAPTER,WAVEGUIDE
7923137
4920-01-046-7360INTERCHANGEABLE
NUMBER,TIP TARGET
908-3363
5330-01-124-2998INTERCHANGEABLE
GASKET
03363
5950-01-211-1800INTERCHANGEABLE
TRANSFORMER,CURRENT
128C903H05
5998-01-240-9994INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
3363
4720-01-258-6921INTERCHANGEABLE
HOSE ASSEMBLY,VEHICULAR
5310-01-397-7197INTERCHANGEABLE
NUT,PLAIN,HEXAGON
330-33

Frequently Asked Questions

What is NSN 5925-00-985-0104?

NSN 5925-00-985-0104 is a Circuit Breaker, manufactured by L3harris Technologies, Inc. Dba Harris Corporation, classified under FSC 5925 (No Item Name Available). Status: active.

What are the part numbers for NSN 5925-00-985-0104?

NSN 5925-00-985-0104 has 3 cross-referenced part numbers: 2131529G3 (L3harris Technologies, Inc. Dba Harris Corporation), 3363-50-208AC60 (Eaton Corp Heinemann Products Commercial Controls Div), 3363 (Eaton Corp Heinemann Products Commercial Controls Div).

What NSN replaces 5925-00-985-0104?

There are 12 known substitutes for 5925-00-985-0104: 6350-00-054-3391, 5950-00-069-7747, 4310-00-174-0290 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2131529G3?

Key specifications for 2131529G3: Trip Release Characteristic: TIME DELAY ALL LOCATIONS; Actuator Position Designation: AT POLE TWO; Circuit Protection Type: OVERCURRENT ALL LOCATIONS; Reset Method: MANUAL. 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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