Product Details | CIRCUIT BREAKER

5925-00-431-3256 A device with means other than fuses for automatically opening the circuit in which it is installed when the current varies from the predetermined value for which the device is set. May include provisions for manual operation. At least one set of contacts must be in series with the actuating element(s). A combination of semiconductor and passive devices may be used in lieu of contacts. For automatically operated items in which the actuating (tripping) element and contacts are not in series, see RELAY (as modified). For items which are operated both manually and automatically but the actuating elements and contact are not in series, see RELAY-SWITCH. Excludes CIRCUIT BREAKER BOX and magneto "breaker" assemblies. See also SWITCH (as modified); and CONTROLLER.

Part Alternates: MS332015, MS3320-15, AS33201, AS58091, MILC5809, MIL-C-5809, 10135257, 4310-001-15, 870SS0056, 5925-00-431-3256, 00-431-3256, 5925004313256, 004313256, 431000115

Electrical and Electronic Equipment Components | Circuit Breakers

Supply Group (FSG) NSN Assign. NIIN
59 08 MAY 1970 00-431-3256

Drawings & Photos | NSN 5925-00-431-3256


Demand History | NSN 5925-00-431-3256

Part Number Request Date QTY Origin
5925-00-431-3256 2025-12-343 145 DIBBS
5925-00-431-3256 2022-07-209 1933 DIBBS
5925-00-431-3256 2022-07-198 169 DIBBS
5925-00-431-3256 2019-09-263 1 DIBBS-RFPs
MS332015 2019-04-106 1 United States
5925-00-431-3256 2019-04-102 3 India
5925-00-431-3256 2019-03-83 806 DIBBS
5925-00-431-3256 2018-11-309 268 DIBBS
5925-00-431-3256 2018-10-288 175 DIBBS
5925-00-431-3256 2018-08-239 713 DIBBS
AS58091 2018-05-121 5 United States
5925-00-431-3256 2018-03-78 582 DIBBS
5925-00-431-3256 2017-12-348 2 MANUAL
MS3320-15 2017-12-348 2 US
MS3320-15 2017-11-317 10 Canada
5925-00-431-3256 2017-05-131 391 DIBBS
5925-00-431-3256 2017-02-52 570 DIBBS
5925-00-431-3256 2015-10-278 413 DIBBS
5925-00-431-3256 2015-08-243 1 MANUAL
MS332015 2015-08-243 1 US
5925-00-431-3256 2015-07-186 105 DIBBS
5925-00-431-3256 2015-04-99 390 DIBBS
5925-00-431-3256 2015-04-97 568 DIBBS
MS3320-15 2015-03-76 1 TH
MS332015 2014-10-295 1 TH
MS332015 2014-10-295 2 TH
MS332015 2014-03-66 1 United States
MS332015 2014-03-66 5 United States
MS332015 2014-03-66 10 United States
5925-00-431-3256 2012-11-325 0 DIBBS
MS3320-15 2012-11-310 6
5925-00-431-3256 2012-10-283 446 DIBBS
5925-00-431-3256 2012-02-39 278 DIBBS
5925-00-431-3256 2011-11-308 632 DIBBS
5925-00-431-3256 2011-10-276 431 DIBBS
MIL-C-5809 2011-06-155 1 Saudi Arabia
5925-00-431-3256 2010-10-298 665 DIBBS
5925-00-431-3256 2010-07-196 530 DIBBS
5925-00-431-3256 2009-09-264 177 DIBBS
5925-00-431-3256 2009-08-233 168 DIBBS
MS332015 2009-06-175 11 Italy
5925-00-431-3256 2009-02-49 800 DIBBS
5925-00-431-3256 2008-02-60 2205 DIBBS
5925-00-431-3256 2007-08-216 2800 DIBBS
5925-00-431-3256 2007-06-157 678 DIBBS
5925-00-431-3256 2007-05-125 159 DIBBS
5925-00-431-3256 2007-04-114 332 DIBBS
5925-00-431-3256 2007-02-47 117 DIBBS

Cross Reference | NSN 5925-00-431-3256

Part Number Cage Code Manufacturer
4310-001-15 76374 EATON CORPORATION DBA FLUID POWER DIV USE CAGE CODE
4310-001-15 8G055 GENELCO INDUSTRIES INC. DBA GENELCO INDUSTRIES
870SS0056 0291H ROSOMAK S.A
AS33201 81343 SOCIETY OF AUTOMOTIVE ENGINEERS INC
AS58091 81343 SOCIETY OF AUTOMOTIVE ENGINEERS INC
MIL-C-5809 81349 MILITARY SPECIFICATIONS PROMULGATED BY MILITARY
MS3320-15 2V320 FLAME ENTERPRISES, INC.
MS3320-15 6M266 WESCO AIRCRAFT HARDWARE CORP. DBA ELECTRONIC PRODUCTS GROUP
MS3320-15 81343 SOCIETY OF AUTOMOTIVE ENGINEERS INC
MS3320-15 82647 SENSATA TECHNOLOGIES, INC DIV SENSATA ATTLEBORO
MS3320-15 8G055 GENELCO INDUSTRIES INC. DBA GENELCO INDUSTRIES
MS3320-15 96906 MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS
MS3320-15 98897 LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN AERONAUTICS

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Technical Data | NSN 5925-00-431-3256

Characteristic Specifications
POLE QUANTITY 1
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE 15.0 AMPERES AC SINGLE LOCATION
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS 200.0 AC SINGLE LOCATION
FREQUENCY IN HERTZ 400.0 SINGLE LOCATION
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS 2500.0 AC SINGLE LOCATION
CIRCUIT PROTECTION TYPE OVERCURRENT SINGLE LOCATION
TRIP RELEASE METHOD THERMAL SINGLE LOCATION
INTERNAL TRIP RELEASE CONFIGURATION SERIES TRIP SINGLE LOCATION
TRIP RELEASE AMBIENT TEMP RATING 25.0 DEG CELSIUS NOMINAL SINGLE LOCATION
TRIP RELEASE CHARACTERISTIC TIME DELAY SINGLE LOCATION
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT 5.000 MINIMUM AT 200 PCT AND 15.000 MAXIMUM AT 200 PCT SINGLE LOCATION
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT 138.0 SINGLE LOCATION
RESET METHOD MANUAL
MAIN CONTACT TRIPPING MECHANISM TYPE TRIP FREE
BODY STYLE 1A SINGLE POLE TYPE
BUSHING LENGTH 0.250 INCHES NOMINAL
BODY LENGTH 0.781 INCHES MAXIMUM
BODY WIDTH 0.593 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH 0.500 INCHES NOMINAL
MOUNTING SURFACE TO TERMINAL END DISTANCE 1.343 INCHES MAXIMUM
CASE MATERIAL METAL
MOUNTING FACILITY TYPE AND QUANTITY 1 THREADED BUSHING
THREAD SERIES DESIGNATOR UN
NOMINAL THREAD SIZE 0.438 INCHES
THREAD QUANTITY PER INCH 32
MANUAL ACTUATOR TYPE AND QUANTITY 1 PUSH-PULL
ACTUATOR FUNCTION TRIP-RESET
ACTUATOR POSITION DESIGNATION AT POLE ONE
TERMINAL TYPE AND QUANTITY 2 SCREW
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED EXPLOSION RESISTANT AND MOISTURE RESISTANT
TEST DATA DOCUMENT 81349-MIL-C-5809 SPECIFICATION

Restrictions/Controls & Freight Information | NSN 5925-00-431-3256

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodePThere is no information in the HMIS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Category Code Description
NMF Description 061300 CIRCUIT BREAKER/SWITCH NOI
Less than car load rating
Less than truck load rating P 77.5
Water commodity Code 658 unknown
Originating Activity Code TX Defense Supply Center Columbus
Columbus, OH 43218
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity H Signal Corps supplies and equipment, including radio equipment and supplies, communications equipment and supplies, electrical equipment and supplies, etc.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 5925-00-431-3256

Category Code Description
Materiel Category and Inventory ManagerQ Electronics Materiel (DLA/GSA Items)
Appropriation and Budget Activity2 Stock Fund Secondary Items
Management Inventory Segment2 NONREPARABLE ITEMS (Exclusive of Insurance and Provisioning Items). This code will be used to identify items which are not reparable.
Specific Group/Generic Code0 Medical Materiel
Weapons Systems/End Item or Homogeneous Group00DLA/GSA-Managed Items that cannot be identified to a specific Army Weapons Systems/End Item
Accounting Requirements CodeX Expendable item. An item of Army property coded with an ARC of ?X? in the AMDF. Expendable items require no formal accountability after issue from a stock record account. Commercial and fabricated items similar to items coded ?X? in the AMDF are considered expendable items.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDADepartment of the Army
Service OrganizationAU.S. Army
ReparabilityZThis is a nonreparable item. If condemned or economically unserviceable, then dispose at the level authorized replace the item.
Acquisition Advice CodesDDoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each
Category Code Description
Budget Code9 General Support DIV57X4921.070:Air Force decentrally managed expense items (ERRC XB3, XF-3) with a unit cost of less than $250,000 that are requisitioned/procured at base (retail) level from DLA, GSA, Army, Navy, Depot Maintenance Service, Air Force Industrial Fund (AFMC), local manufacture and commercial vendors.
Materiel Management Aggregation CodeEHSX:ELECTRONIC COMPONENTS
Fund CodeSFStock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
Price ValidationV The current standard price has been validated.
  • The item has been analyzed in conjunction with the Zero Overpricing Program and is in the accepted price range.
  • The item was procured under open competition and under the competitive arena the price is considered fair and reasonable.
  • ZOP or Standard price challenges are permissible but must be supported by adequate justification.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDFDepartment of the Air Force
Service OrganizationFU.S. Air Force
ReparabilityNStock Fund (except Munitions)
Acquisition Advice CodesDDoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each
Category Code Description
Stores Account Code1Marine Corps Stock Fund Account Item.
Combat Essentiality Code2Non-Critical Repair Part. Repair parts or major components whose failure in an end item will not render the end item inoperative or reduce its effectiveness below the minimum acceptable level of efficiency, and which do not fit the definition of Code 3 or 4 items.
Materiel Management CodeBAll CommoditiesDefense Logistics Agency, (DLA,)
Echelon Management Code2ICP/DSSC Marine Corps-managed Recoverability Code D items and Defense Logistics Agency (DLA)/TACOM/GSA) items which the integrated manager has not decontrolled.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDMU.S. Marine Corps
Service OrganizationMU.S. Marine Corps
ReparabilityZNonreparable item. When unserviceable, condemn and dispose at the level indicated by the first digit of the maintenance code.
Acquisition Advice CodesDDoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each
Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesDDoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each