PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

687596Circuit Breaker

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 5925-00-270-5944 · FSC 5925 · No Item Name Available
Verified by PartsTable
NSN 5925-00-270-5944 — this item is cataloged by the U.S. Government under National Stock Number 5925-00-270-5944. Primary manufacturer part number: 687596.
Features
  • Circuit Breaker — FSC 5925
  • Trip Release Method: MAGNETIC-HYDRAULIC ALL LOCATIONSMAGNETIC-HYDRAULIC ALL LOCATIONS
  • Material: PLASTIC CASE
  • Maximum Continuous Load Current Rating Per Pole: 10.0 AMPERES AC ALL LOCATIONS10.0 AMPERES AC ALL LOCATIONS
  • Inclosure Protection Type for Which Designed: DUSTPROOF AND DUSTPROOF AND FUNGUS PROOFFUNGUS PROOF
  • Terminal Type and Quantity: 4 THREADED STUD4 THREADED STUD
  • Ultimate Trip Rating of Continuous Current Rating Per Pole in Percent: 125.0 ALL LOCATIONS125.0 ALL LOCATIONS
  • Reset Method: MANUALMANUAL
Applications
  • Applications requiring Plastic Case construction
General Description

The Circuit Breaker, cataloged under National Stock Number 5925-00-270-5944, 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 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 30 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5925-00-270-5944
Primary Part Number687596
Item NameCircuit Breaker
FSC / FSG5925 / 59 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Trip Release MethodMAGNETIC-HYDRAULIC ALL LOCATIONSMAGNETIC-HYDRAULIC ALL LOCATIONS
MaterialPLASTIC CASE
Maximum Continuous Load Current Rating Per Pole10.0 AMPERES AC ALL LOCATIONS10.0 AMPERES AC ALL LOCATIONS
Inclosure Protection Type for Which DesignedDUSTPROOF AND DUSTPROOF AND FUNGUS PROOFFUNGUS PROOF
Terminal Type and Quantity4 THREADED STUD4 THREADED STUD
Ultimate Trip Rating of Continuous Current Rating Per Pole in Percent125.0 ALL LOCATIONS125.0 ALL LOCATIONS
Reset MethodMANUALMANUAL
Trip Release CharacteristicTIME DELAY ALL LOCATIONSTIME DELAY ALL LOCATIONS
Nominal Thread Size0.164 INCHES0.164 INCHES IN
Operating Voltage Type and Rating Per Pole in Volts115.0 AC ALL LOCATIONS115.0 AC ALL LOCATIONS
Circuit Protection TypeOVERCURRENT ALL LOCATIONSOVERCURRENT ALL LOCATIONS
Frequency in Hertz60.0 ALL LOCATIONS60.0 ALL LOCATIONS
Storage TypeGENERAL PURPOSE WAREHOUSEGENERAL PURPOSE WAREHOUSE
Boss Height0.208 INCHES MINIMUM AND 0.208 INCHES MINIMUM AND 0.228 INCHES MAXIMUM0.228 INCHES MAXIMUM IN
Mounting Facility Type and Quantity4 THREADED HOLE(S) AND 4 THREADED HOLE(S) AND 2 UNTHREADED HOLE(S)2 UNTHREADED HOLE(S)
Center to Center Distance Between Terminals Parallel to Length4.349 INCHES MINIMUM AND 4.349 INCHES MINIMUM AND 4.369 INCHES MAXIMUM4.369 INCHES MAXIMUM IN
Arc Quenching MethodMAGNETIC BLOWOUTMAGNETIC BLOWOUT
Distance Between Centerlines of Mounting Facilities Parallel to Body Length3.052 INCHES MINIMUM AND 3.052 INCHES MINIMUM AND 3.072 INCHES MAXIMUM3.072 INCHES MAXIMUM IN
Center to Center Distance Between Terminals Parallel to Width0.974 INCHES MINIMUM AND 0.974 INCHES MINIMUM AND 0.994 INCHES MAXIMUM0.994 INCHES MAXIMUM IN
Thread Quantity Per Inch3232
Fragility FactorMODERATELY RUGGEDMODERATELY RUGGED
Distance Between Centerlines of Mounting Facilities Parallel to Body Width0.990 INCHES MINIMUM AND 0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM1.010 INCHES MAXIMUM IN
Unthreaded Mounting Hole Diameter0.190 INCHES NOMINAL0.190 INCHES NOMINAL IN
Pole Quantity22
Body Length5.240 INCHES MINIMUM AND 5.240 INCHES MINIMUM AND 5.260 INCHES MAXIMUM5.260 INCHES MAXIMUM IN
Actuator Position DesignationBETWEEN POLE ONE AND TWOBETWEEN POLE ONE AND TWO
Body Width1.990 INCHES MINIMUM AND 1.990 INCHES MINIMUM AND 2.010 INCHES MAXIMUM2.010 INCHES MAXIMUM IN
Body Height2.677 INCHES MINIMUM AND 2.677 INCHES MINIMUM AND 2.697 INCHES MAXIMUM2.697 INCHES MAXIMUM IN
Body StyleMULTIPOLE-SINGLE ACTUATOR TYPEMULTIPOLE-SINGLE ACTUATOR TYPE
Maximum Interrupting Capacity Current Type and Rating Per Pole in Amps5000.0 AC ALL LOCATIONS5000.0 AC ALL LOCATIONS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
3040-01-151-3974687596 INTERCHANGEABLE
Cylinder Assembly,actuating,line
Caterpillar Inc Div Caterpillar Defense
6635-01-391-4785 INTERCHANGEABLE
Film,radiographic
Cross-Reference Index
Part NumberManufacturer
2263-10-115-2 Eaton Corp Aerospace Commercial Controls Div (USA)
2263-10-115-2 Eaton Corp Heinemann Products Commercial Controls Div (USA)
687596 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
Related Parts
3040-01-151-3974INTERCHANGEABLE
CYLINDER ASSEMBLY,ACTUATING,LINE
687596
6635-01-391-4785INTERCHANGEABLE
FILM,RADIOGRAPHIC

Frequently Asked Questions

What is NSN 5925-00-270-5944?

NSN 5925-00-270-5944 is a Circuit Breaker, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5925 (No Item Name Available). Status: active.

What are the part numbers for NSN 5925-00-270-5944?

NSN 5925-00-270-5944 has 3 cross-referenced part numbers: 2263-10-115-2 (Eaton Corp Aerospace Commercial Controls Div), 2263-10-115-2 (Eaton Corp Heinemann Products Commercial Controls Div), 687596 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).

What NSN replaces 5925-00-270-5944?

There are 2 known substitutes for 5925-00-270-5944: 3040-01-151-3974, 6635-01-391-4785. Verify interchangeability with system specifications before substitution.

What are the specifications of 687596?

Key specifications for 687596: Trip Release Method: MAGNETIC-HYDRAULIC ALL LOCATIONSMAGNETIC-HYDRAULIC ALL LOCATIONS; Material: PLASTIC CASE; Maximum Continuous Load Current Rating Per Pole: 10.0 AMPERES AC ALL LOCATIONS10.0 AMPERES AC ALL LOCATIONS; Inclosure Protection Type for Which Designed: DUSTPROOF AND DUSTPROOF AND FUNGUS PROOFFUNGUS PROOF. 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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