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NSN 5925-00-044-5792, 5925000445792
CIRCUIT BREAKER

Federal Supply Classification
FSC 5925 - Circuit Breakers
National Item Identification Number
NIIN 000445792
Codification Country
United States
Item Name Code
INC 00136
Criticality
(X) This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Hazardous Material Indicator Code
(P) There is no information in the HMIRS; 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.
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DLMS® Summary

National Stock Number 5925-00-044-5792

National Stock Number (NSN) 5925-00-044-5792, or NIIN 000445792, (circuit breaker) was assigned January 1, 1961 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 3 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are deemed design controlled or valid supply parts.

This part number has not been procured by the US Government in over 5 years.

This NSN is assigned to Item Name Code (INC) 00136. [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.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no information in the HMIRS; 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. NSN 5925000445792 contains silver.

This NSN is associated to Schedule B 8536200040: automatic circuit breakers, for a voltage not exceeding 1,000 v, nesoi. The Schedule B End Use is listed as electric apparatus. NAICS classification category 335313: switchgear and switchboard apparatus manufacturing.

This information was last updated on .


Technical Characteristics

ACTUATOR FUNCTION
(CPRW) TRIP-RESET
ACTUATOR POSITION DESIGNATION
(CPRX) AT POLE ONE
BODY LENGTH
(ADAQ) 1.562 INCHES MAXIMUM
BODY STYLE
(AAQL) SINGLE POLE TYPE
BODY WIDTH
(ADAT) 0.625 INCHES MAXIMUM
BUSHING LENGTH
(ABXD) 0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH
(AEBP) 0.594 INCHES MINIMUM AND 0.656 INCHES MAXIMUM
CIRCUIT PROTECTION TYPE
(CPRH) OVERCURRENT SINGLE LOCATION
FRAGILITY FACTOR
(AFJN) MODERATELY RUGGED
FREQUENCY IN HERTZ
(FREQ) 400.0 SINGLE LOCATION
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED
(CQXF) FUNGUS RESISTANT AND HERMETICALLY SEALED AND MOISTURE RESISTANT
INTERNAL TRIP RELEASE CONFIGURATION
(CPSM) SERIES TRIP SINGLE LOCATION
NOMINAL THREAD SIZE
(CQJX) 0.375 INCHES
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS
(CPRF) 240.0 AC SINGLE LOCATION
MAIN CONTACT TRIPPING MECHANISM TYPE
(CPRR) TRIP FREE
MANUAL ACTUATOR TYPE AND QUANTITY
(CPRT) 1 TOGGLE
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE
(CPLM) 250.0 MILLIAMPERES AC SINGLE LOCATION
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS
(CPRG) 300.0 AC SINGLE LOCATION
MOUNTING FACILITY TYPE AND QUANTITY
(AXHR) 1 THREADED BUSHING W/PANEL SEAL
MOUNTING SURFACE TO TERMINAL END DISTANCE
(AJWX) 1.656 INCHES MAXIMUM
POLE QUANTITY
(AKPX) 1
PRECIOUS MATERIAL AND LOCATION
(PMLC) CONTACT SURFACES SILVER
PRECIOUS MATERIAL
(PRMT) SILVER
RESET METHOD
(CPRQ) MANUAL
THREAD QUANTITY PER INCH
(CMLP) 32
THREAD SERIES DESIGNATOR
(THSD) UNEF
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT
(CQWN) 0.100 MINIMUM AT 200 PCT AND 0.700 MAXIMUM AT 200 PCT SINGLE LOCATION
TRIP RELEASE CHARACTERISTIC
(CPRL) TIME DELAY SINGLE LOCATION
TRIP RELEASE METHOD
(CPRJ) MAGNETIC-HYDRAULIC SINGLE LOCATION
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT
(CPRN) 130.0 SINGLE LOCATION
UNPACKAGED UNIT WEIGHT
(CTJS) 2.100 OUNCES NOMINAL
SPECIAL HANDLING FEATURE
(BBRJ) MAGNETIC
STORAGE TYPE
(BBRG) GENERAL PURPOSE WAREHOUSE
TERMINAL TYPE AND QUANTITY
(TTQY) 2 WIRE HOOK
UNABLE TO DECODE
(ADTV) UNABLE TO DECODE
UNPACKAGED UNIT WEIGHT
(PKWT) 2.100 OUNCES
III PRECIOUS MATERIAL
(PRMT) SILVER
III STORAGE TYPE
(BBRG) GENERAL PURPOSE WAREHOUSE
UNABLE TO DECODE
(PKWT) UNABLE TO DECODE
III PRECIOUS MATERIAL AND LOCATION
(PMLC) CONTACT SURFACES SILVER
CASE MATERIAL
(ADTV) METAL

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