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NSN 5925-00-784-3742, 5925007843742
CIRCUIT BREAKER

Federal Supply Classification
FSC 5925 - Circuit Breakers
National Item Identification Number
NIIN 007843742
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 5925-00-784-3742

National Stock Number (NSN) 5925-00-784-3742, or NIIN 007843742, (circuit breaker) was assigned January 1, 1962 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 5 manufacturer part numbers associated with this NSN. 4 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, there are no suppliers listed as an Active supplier for this NSN. Of the active suppliers, there are no suppliers that are deemed design controlled or valid supply parts.

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

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 02, 2006, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. This part requires engineering source approval by the design control activity in order to maintain the quality of the part. An alternate source must qualify in accordance with the design control activity's procedures, as approved by the cognizant Government engineering activity. Valid AMCs: 1, 2, 3, 4 and 5.

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 5925007843742 contains an unknown precious metal.

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 EACH POLE
BODY LENGTH
(ADAQ) 3.734 INCHES MAXIMUM
BODY STYLE
(AAQL) MULTIPOLE-MULTIPLE ACTUATOR TYPE
BODY WIDTH
(ADAT) 3.078 INCHES MAXIMUM
BOSS HEIGHT
(AJEC) 0.156 INCHES MAXIMUM
CASE MATERIAL
(CWJK) PLASTIC
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH
(AEBP) 3.062 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO WIDTH
(AEBQ) 1.031 INCHES NOMINAL
CIRCUIT PROTECTION TYPE
(CPRH) OVERCURRENT ALL LOCATIONS
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH
(AEBY) 2.750 INCHES NOMINAL
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY WIDTH
(AEHA) 1.031 INCHES NOMINAL
EXTERNAL ACTUATOR LINKAGE ARRANGEMENT
(CPRY) ONE, TWO, AND THREE LINKED
FREQUENCY IN HERTZ
(FREQ) 400.0 ALL LOCATIONS
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED
(CQXF) FUNGUS RESISTANT
INTERNAL TRIP RELEASE CONFIGURATION
(CPSM) SERIES TRIP ALL LOCATIONS
MAIN CONTACT TRIPPING MECHANISM TYPE
(CPRR) TRIP FREE
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS
(CPRF) 416.0 AC ALL LOCATIONS
MANUAL ACTUATOR TYPE AND QUANTITY
(CPRT) 3 TOGGLE
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS
(CPRG) 500.0 AC ALL LOCATIONS
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE
(CPLM) 7.5 AMPERES AC ALL LOCATIONS
MOUNTING FACILITY TYPE AND QUANTITY
(AXHR) 6 THREADED HOLE
MOUNTING SURFACE TO TERMINAL END DISTANCE
(AJWX) 3.250 INCHES NOMINAL
NOMINAL THREAD SIZE
(CQJX) 0.138 INCHES
POLE QUANTITY
(AKPX) 3
RESET METHOD
(CPRQ) MANUAL
STORAGE TYPE
(BBRG) GENERAL PURPOSE WAREHOUSE
TERMINAL TYPE AND QUANTITY
(TTQY) 6 THREADED STUD
THREAD QUANTITY PER INCH
(CMLP) 32
THREAD SERIES DESIGNATOR
(THSD) UNC
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT
(CQWN) 4.500 MINIMUM AT 200 PCT AND 10.000 MAXIMUM AT 200 PCT ALL LOCATIONS
TRIP RELEASE CHARACTERISTIC
(CPRL) TIME DELAY ALL LOCATIONS
TRIP RELEASE METHOD
(CPRJ) MAGNETIC ALL LOCATIONS
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT
(CPRN) 150.0 ALL LOCATIONS
ULTIMATE TRIP TIME PER POLE IN SECONDS
(CPRP) 1.000 MINIMUM AND 5.000 MAXIMUM ALL LOCATIONS
CASE MATERIAL
(ADTV) PLASTIC
ULTIMATE TRIP TIME PER POLE IN SECONDS
(CPRP) 1.000 MINIMUM ALL LOCATIONS AND 5.000 MAXIMUM ALL LOCATIONS
UNABLE TO DECODE
(ADTV) UNABLE TO DECODE


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