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NSN 5925-01-257-4008, 5925012574008
CIRCUIT BREAKER

Federal Supply Classification
FSC 5925 - Circuit Breakers
National Item Identification Number
NIIN 012574008
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 5925-01-257-4008

National Stock Number (NSN) 5925-01-257-4008, or NIIN 012574008, (circuit breaker) was assigned June 18, 1987 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are no manufacturer part numbers associated to this NSN.

This part number has been procured by the US Government within the last year, but shows no recent (last 90 days) procurement activity. There have been 2 contracts issued for this part number, with 2 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 2 different suppliers. The last contract numbers awarded were: SPE7MC24V2361, SPE7MC24V2361, SPE7M518V092Q. The total value of the awarded contracts has been US$ 10,064.34.

This NSN is somewhat common among different platforms, belonging to 4 different weapons systems.

There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Dec 19, 2013, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) Acquisition of this part is controlled by QPL procedures. Valid AMCs: 1 and 2.

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 5925012574008 does not contain precious metals.

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

CASE MATERIAL
(ADTV) PLASTIC
ACTUATOR FUNCTION
(CPRW) TRIP-RESET
ACTUATOR POSITION DESIGNATION
(CPRX) AT POLE ONE
ARC QUENCHING METHOD
(APNQ) MAGNETIC BLOWOUT
BODY LENGTH
(ADAQ) 2.510 INCHES MAXIMUM
BODY STYLE
(AAQL) SINGLE POLE TYPE
BODY WIDTH
(ADAT) 0.730 INCHES MINIMUM AND 0.780 INCHES MAXIMUM
BOSS HEIGHT
(AJEC) 0.109 INCHES MINIMUM AND 0.171 INCHES MAXIMUM
CASE MATERIAL
(CWJK) PLASTIC
CENTER TO CENTER DISTANCE BETWEEN TERMINALS PARALLEL TO LENGTH
(AEBP) 1.660 INCHES MINIMUM AND 1.960 INCHES MAXIMUM
CIRCUIT PROTECTION TYPE
(CPRH) OVERCURRENT SINGLE LOCATION
DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY LENGTH
(AEBY) 2.046 INCHES MINIMUM AND 2.078 INCHES MAXIMUM
FEATURES PROVIDED
(CBBL) HIGH INRUSH PROTECTION
FRAGILITY FACTOR
(AFJN) MODERATELY RUGGED
FREQUENCY IN HERTZ
(FREQ) 400.0 SINGLE LOCATION
INCLOSURE PROTECTION TYPE FOR WHICH DESIGNED
(CQXF) MOISTURE RESISTANT AND SHOCK RESISTANT AND VIBRATION RESISTANT
INTERNAL TRIP RELEASE CONFIGURATION
(CPSM) SERIES TRIP SINGLE LOCATION
MAIN CONTACT TRIPPING MECHANISM TYPE
(CPRR) TRIP FREE
OPERATING VOLTAGE TYPE AND RATING PER POLE IN VOLTS
(CPRF) 240.0 AC SINGLE LOCATION
MANUAL ACTUATOR TYPE AND QUANTITY
(CPRT) 1 TOGGLE
MAXIMUM CONTINUOUS LOAD CURRENT RATING PER POLE
(CPLM) 5.0 AMPERES AC SINGLE LOCATION
MAXIMUM INTERRUPTING CAPACITY CURRENT TYPE AND RATING PER POLE IN AMPS
(CPRG) 1000.0 AC SINGLE LOCATION
MOUNTING FACILITY TYPE AND QUANTITY
(AXHR) 2 THREADED HOLE
MOUNTING SURFACE TO TERMINAL END DISTANCE
(AJWX) 2.553 INCHES MAXIMUM
NOMINAL THREAD SIZE
(CQJX) 0.138 INCHES
POLE QUANTITY
(AKPX) 1
RESET METHOD
(CPRQ) MANUAL
SPECIAL HANDLING FEATURE
(BBRJ) MAGNETIC
TRIP RELEASE CHARACTERISTIC
(CPRL) TIME DELAY SINGLE LOCATION
TRIP RELEASE METHOD
(CPRJ) MAGNETIC SINGLE LOCATION
ULTIMATE TRIP RATING OF CONTINUOUS CURRENT RATING PER POLE IN PERCENT
(CPRN) 150.0 SINGLE LOCATION
SPECIFICATION/STANDARD DATA
(ZZZK) 81349-MIL-C-55629/1 GOVERNMENT SPECIFICATION
STORAGE TYPE
(BBRG) GENERAL PURPOSE WAREHOUSE
TERMINAL TYPE AND QUANTITY
(TTQY) 2 THREADED STUD
TEST DATA DOCUMENT
(TEST) 81349-MIL-C-55629 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
THREAD SERIES DESIGNATOR
(THSD) UNC
THREAD QUANTITY PER INCH
(CMLP) 32
TRIP DELAY TIME IN SECONDS PER RATED CONTINUOUS CURRENT
(CQWN) 0.200 MINIMUM AT 200 PCT AND 2.000 MAXIMUM AT 200 PCT SINGLE LOCATION
UNABLE TO DECODE
(ADTV) UNABLE TO DECODE

Manufacturer Part Numbers


Related Inventory

M55629/1-335
5925012574008
Condition NS
CIRCUIT BRAKER
Readily Available


 
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