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NSN 5925-00-280-1238, 5925002801238
CIRCUIT BREAKER

Federal Supply Classification
FSC 5925 - Circuit Breakers
National Item Identification Number
NIIN 002801238
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 5925-00-280-1238

National Stock Number (NSN) 5925-00-280-1238, or NIIN 002801238, (circuit breaker) was assigned August 19, 1973 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 2 manufacturer part numbers associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, one supplier is 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.

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 5925002801238 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

III ARC QUENCHING METHOD
(APNQ) MAGNETIC BLOWOUT
CASE MATERIAL
(ADTV) METAL
ACTUATOR FUNCTION
(CPRW) TRIP-RESET
ACTUATOR POSITION DESIGNATION
(CPRX) BETWEEN POLE ONE AND TWO
ARC QUENCHING METHOD
(APNQ) MAGNETIC BLOWOUT
AUXILIARY SWITCH FUNCTION AND QUANTITY
(CPRZ) 1 CONTROL
BODY LENGTH
(ADAQ) 1.500 INCHES MAXIMUM
BODY STYLE
(AAQL) MULTIPOLE-SINGLE ACTUATOR TYPE
BODY WIDTH
(ADAT) 1.250 INCHES MAXIMUM
BUSHING LENGTH
(ABXD) 0.375 INCHES MAXIMUM
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH
(AEBP) 0.875 INCHES NOMINAL
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO WIDTH
(AEBQ) 0.625 INCHES NOMINAL
CIRCUIT PROTECTION TYPE
(CPRH) OVERCURRENT ALL LOCATIONS
FRAGILITY FACTOR
(AFJN) MODERATELY RUGGED
FREQUENCY IN HERTZ
(FREQ) 400.0 ALL LOCATIONS
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED
(CQXF) HERMETICALLY SEALED
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) 250.0 AC ALL LOCATIONS
MANUAL ACTUATOR TYPE AND QUANTITY
(CPRT) 1 TOGGLE
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE
(CPLM) 10.0 AMPERES AC ALL LOCATIONS
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS
(CPRG) 300.0 AC ALL LOCATIONS
MOUNTING FACILITY TYPE AND QUANTITY
(AXHR) 1 THREADED BUSHING W/PANEL SEAL
MOUNTING SURFACE TO TERMINAL END DISTANCE
(AJWX) 1.780 INCHES MAXIMUM
NOMINAL THREAD SIZE
(CQJX) 0.375 INCHES
POLE QUANTITY
(AKPX) 2
RESET METHOD
(CPRQ) MANUAL
SPECIAL HANDLING FEATURE
(BBRJ) MAGNETIC
TRIP RELEASE CHARACTERISTIC
(CPRL) TIME DELAY ALL LOCATIONS
TRIP RELEASE METHOD
(CPRJ) MAGNETIC-HYDRAULIC ALL LOCATIONS
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT
(CQWN) 3.000 MINIMUM AT 150 PCT AND 15.000 MAXIMUM AT 150 PCT AND 0.020 MINIMUM AT 400 PCT AND 0.100 MAXIMUM AT 400 PCT ALL LOCATIONS
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT
(CPRN) 125.0 ALL LOCATIONS
ULTIMATE TRIP TIME PER POLE IN SECONDS
(CPRP) 6.000 MINIMUM AND 30.000 MAXIMUM ALL LOCATIONS
STORAGE TYPE
(BBRG) GENERAL PURPOSE WAREHOUSE
SWITCH LOCATION AND POSITION DESIGNATION
(CQSM) INTERNAL AT POLE ONE
SWITCH TERMINAL TYPE
(CRTK) TAB, SOLDER LUG
SWITCH VOLTAGE RATING AND TYPE IN VOLTS
(CSWP) 125.0 AC AND 50.0 DC
SWITCH CONTACT ARRANGEMENT
(AEGJ) SINGLE POLE, DOUBLE THROW
SWITCH CURRENT RATING AND TYPE IN AMPS
(CSSX) 1.0 AC AND 0.5 DC
TERMINAL TYPE AND QUANTITY
(TTQY) 4 WIRE HOOK
THREAD SERIES DESIGNATOR
(THSD) UNEF
THREAD QUANTITY PER INCH
(CMLP) 32
III STORAGE TYPE
(BBRG) GENERAL PURPOSE WAREHOUSE
III FRAGILITY FACTOR
(AFJN) MODERATELY RUGGED
ULTIMATE TRIP TIME PER POLE IN SECONDS
(CPRP) 6.000 MINIMUM ALL LOCATIONS AND 30.000 MAXIMUM ALL LOCATIONS
UNABLE TO DECODE
(ADTV) UNABLE TO DECODE
III SPECIAL HANDLING FEATURE
(BBRJ) MAGNETIC

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