Product Details | CIRCUIT BREAKER

5925-00-045-8091 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: 1179003P14, 520A402, 5925-00-045-8091, 00-045-8091, 5925000458091, 000458091

Electrical and Electronic Equipment Components | Circuit Breakers

Supply Group (FSG) NSN Assign. NIIN
59 01 JAN 1961 00-045-8091

Cross Reference | NSN 5925-00-045-8091

Part Number Cage Code Manufacturer
1179003P14 94117 BAE SYSTEMS INFORMATION AND ELECTRONIC SYSTEMS INTEGRATION INC.
520A402 81541 SENSATA TECHNOLOGIES MARYLAND, INC

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Technical Data | NSN 5925-00-045-8091

Characteristic Specifications
POLE QUANTITY 1
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE 4.0 AMPERES AC SINGLE LOCATION
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS 120.0 AC SINGLE LOCATION
FREQUENCY IN HERTZ 400.0 SINGLE LOCATION
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS 500.0 AC SINGLE LOCATION
CIRCUIT PROTECTION TYPE OVERCURRENT SINGLE LOCATION
TRIP RELEASE METHOD MAGNETIC SINGLE LOCATION
TRIP RELEASE CHARACTERISTIC TIME DELAY SINGLE LOCATION
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT 0.150 MINIMUM AT 200 PCT AND 0.800 MAXIMUM AT 200 PCT AND 0.050 MINIMUM AT 300 PCT AND 0.370 MAXIMUM AT 300 PCT AND 0.010 MINIMUM AT 400 PCT AND 0.190 MAXIMUM AT 400 PCT SINGLE LOCATION
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT 125.0 SINGLE LOCATION
RESET METHOD MANUAL
MAIN CONTACT TRIPPING MECHANISM TYPE TRIP FREE
OVERALL LENGTH 1.750 INCHES NOMINAL
OVERALL HEIGHT 2.570 INCHES NOMINAL
OVERALL WIDTH 0.630 INCHES NOMINAL
CASE MATERIAL METAL
MOUNTING FACILITY TYPE AND QUANTITY THD BUSHING
THREAD SERIES DESIGNATOR UNEF
NOMINAL THREAD SIZE 0.375 INCHES
THREAD QUANTITY PER INCH 32
MANUAL ACTUATOR TYPE AND QUANTITY 1 TOGGLE
ACTUATOR FUNCTION TRIP-RESET
TERMINAL TYPE AND QUANTITY 2 WIRE HOOK
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED HERMETICALLY SEALED
MANUFACTURERS CODE 81541
DESIGN CONTROL REFERENCE 520A402

Restrictions/Controls & Freight Information | NSN 5925-00-045-8091

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:UPrecious metal type is unknown
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 P 77.5
Less than truck load rating P 77.5
Water commodity Code 658 unknown
Originating Activity Code XX
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 5925-00-045-8091

Category Code Description
Cognizance Codes9NNavy-owned stocks of defense electronic material
Naval Inventory Control Point, Mechanicsburg
Source of SupplyS9EDefense Supply Center Columbus
Columbus, OH 43218
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesVTERMINAL ITEM # Identifies items in stock, but future procurement is not authorized. Requisitions may continue to be submitted until stocks are exhausted. Preferred item National Stock Number is normally provided by application of the phrase: When Exhausted Use (NSN). Requisitions will be submitted in accordance with IMM/Service requisitioning procedures as applicable.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative